TDK-Lambda PH Series Manual
TDK-Lambda PH Series Manual

TDK-Lambda PH Series Manual

Single output, dc/dc converter 50w-600w

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PH
ks
医 療
計 測
ph
■ Features
● Conduction cooling
● High efficiency
● High power density: 61.6W/inch
pf-a
● Full-function model (F type)
コンピュータ
通 信
コンピュータ
通 信
  N+1 parallel redundancy operation
  Current sharing (load current balance)
  IOG (inverter operation monitoring signal)
hk-a
  AUX (AUX-BIAS power output)
● Internal capacitor
PH50-150/300F: Aluminum electrolytic (output smooth-
ing), ceramic
  PH300S/PH600S: Ceramic capacitor only (high reliability)
hws
■ Applications
コンピュータ
通 信
コンピュータ
医 療
通 信
フォーマット
alpha
■ Product Line up
コンピュータ
通 信
コンピュータ
医 療
計 測
  Please see the following page.
dlp
コンピュータ
通 信
コンピュータ
医 療
計 測
通 信
fps
コンピュータ
通 信
コンピュータ
医 療
計 測
通 信
・All specifications are subject to change without notice.
SERIES
その他
その他
F A
医 療
半導体
計 測
その他
F A
半導体
その他
その他
F A
半導体
F A
半導体
その他
計 測
医 療
F A
計 測
半導体
F A
その他
通 信
F A
医 療
半導体
計 測
F A
その他
医 療
F A
半導体
計 測
F A
その他
医 療
F A
半導体
計 測
F A
Single Output, DC/DC Converter 50W-600W
その他
その他
■ Model naming method
3
(600W type)
その他
その他
■ Conformity to RoHS Directive
半導体
This means that, in conformity with EU Directive 2002/95/
EC, lead, cadmium, mercury, hexavalent chromium, and
specific bromine-based flame retardants, PBB and PBDE,
have not been used, except for exempted applications.
その他
半導体
その他
半導体
その他
半導体
 ※ PH300F24-*はUL、 CSAおよびEN規格準拠
PH 600 S 280 − 5
2
Y
E
A
R
S
warranty
Nominal output voltage
Nominal input voltage
Function
 S: Simple function
 F: Full function
Output power
Series name
PH
B-299

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Summary of Contents for TDK-Lambda PH Series

  • Page 1 SERIES Single Output, DC/DC Converter 50W-600W その他 その他 warranty  ※ PH300F24-*はUL、 CSAおよびEN規格準拠 医 療 計 測 F A 医 療 半導体 計 測 その他 F A 半導体 その他 その他 その他 ■ Features ■ Model naming method PH 600 S 280 − 5 ● Conduction cooling ● High efficiency Nominal output voltage Nominal input voltage ●...
  • Page 2 SERIES ■ Produce Line up 24V input 48V input (1) 100W 300W Output Output Output Output Output Output Output Voltage Voltage Model (S) Model (F) Model (F) Model (S) Model (F) Current Current Current Current Current ― ― ― ― ―...
  • Page 3: Derating Curve

    50S24 PH50S24 PH50S24 Specifications MODEL PH50S24-3.3 PH50S24-5 PH50S24-12 PH50S24-15 PH50S24-24 PH50S24-28 ITEMS/UNITS  Voltage Range DC18 - 36 (*1) % Input Efficiency (typ) Current (typ) (*1) A 1.91 2.59 2.53 Nominal Voltage Maximum Current Maximum Power 50.4 50.4 Voltage Setting Accuracy (*1) % ±1 Output Maximum Line Regulation (*2) mV...
  • Page 4 100F24 PH300F24 PH100F24 Specifications MODEL PH100F24-2 PH100F24-3 PH100F24-5 PH100F24-12 PH100F24-15 PH100F24-24 PH100F24-28 ITEMS/UNITS Voltage Range DC18 - 36 (*1) % Input Efficiency (typ) Current (typ) (*1) A 2.53 3.57 5.21 5.19 5.11 5.06 Nominal Voltage Maximum Current Maximum Power 100.8 100.5 100.8 Voltage Setting Accuracy (*1) %...
  • Page 5 300F24 PH300F24 PH300F24 Specifications MODEL ITEMS/UNITS  PH300F24-12 PH300F24-28 Voltage Range DC18 - 36 (*1) % Input Efficiency (typ) Current (typ) (*1) A Nominal Voltage Maximum Current 10.8 Maximum Power 302.4 Voltage Setting Accuracy (*1) % ±1 Output Maximum Line Regulation (*2) mV Maximum Load Regulation (*3) mV Temperature Coefficient 0.02%/℃...
  • Page 6 50S48 PH50S48 Specifications MODEL PH50S48-3.3 PH50S48-5 PH50S48-12 PH50S48-15 PH50S48-24 PH50S48-28 ITEMS/UNITS Voltage Range DC36 - 76 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.95 1.30 1.28 1.25 Nominal Voltage Maximum Current Maximum Power 50.4 50.4 Voltage Setting Accuracy (*1) % ±1 Output Maximum Line Regulation (*2) mV...
  • Page 7 75S48 PH75S48 Specifications MODEL PH75S48-3.3 PH75S48-5 PH75S48-12 PH75S48-15 PH75S48-24 PH75S48-28 ITEMS/UNITS Voltage Range DC36 - 76 (*1) % Input Efficiency (typ) Current (typ) (*1) A 1.43 1.93 1.86 1.88 1.85 Nominal Voltage Maximum Current Maximum Power 49.5 75.6 76.8 75.6 Voltage Setting Accuracy (*1) %...
  • Page 8 75F48 PH75F48 PH75F48 Specifications MODEL PH75F48-2 PH75F48-3 PH75F48-5 PH75F48-12 PH75F48-15 PH75F48-24 PH75F48-28 ITEMS/UNITS Voltage Range DC36 - 76 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.95 1.34 1.93 1.90 1.86 1.88 1.85 Nominal Voltage Maximum Current Maximum Power 75.6 76.8 75.6...
  • Page 9 100S48 PH100S48 PH100S48 Specifications MODEL PH100S48-3.3 PH100S48-5 PH100S48-12 PH100S48-15 PH100S48-24 PH100S48-28 ITEMS/UNITS Voltage Range DC36 - 76 (*1) % Input Efficiency (typ) Current (typ) (*1) A 1.86 2.57 2.53 2.49 2.47 Nominal Voltage Maximum Current Maximum Power 100.8 100.5 100.8 Voltage Setting Accuracy (*1) %...
  • Page 10 150S48 PH150S48 PH150S48 Specifications MODEL PH150S48-3.3 PH150S48-5 PH150S48-12 PH150S48-15 PH150S48-24 PH150S48-28 ITEMS/UNITS Voltage Range D36 - 76 (*1) % Input Efficiency (typ) Current (typ) (*1) A 2.75 3.81 3.68 3.58 Nominal Voltage Maximum Current 12.5 Maximum Power 151.2 Voltage Setting Accuracy (*1) % ±1 Output Maximum Line Regulation (*2) mV...
  • Page 11 150F48 PH150F48 PH150F48 Specifications MODEL PH150F48-2 PH150F48-3 PH150F48-5 PH150F48-12 PH150F48-15 PH150F48-24 PH150F48-28 ITEMS/UNITS Voltage Range DC36 - 76 (*1) % Input Efficiency (typ) Current (typ) (*1) A 1.84 2.57 3.81 3.55 3.59 3.54 Nominal Voltage Maximum Current 12.5 Maximum Power 151.2 Voltage Setting Accuracy (*1) %...
  • Page 12 300S48 PH300S48 Specifications MODEL PH300S48-3.3 PH300S48-5 PH300S48-12 PH300S48-15 PH300S48-24 PH300S48-28 PH300S48-48 ITEMS/UNITS Voltage Range DC36 - 76 (*1) % Input Efficiency (typ) Current (typ) (*1) A 4.30 6.20 7.10 7.16 Nominal Voltage Maximum Current 12.5 10.8 Maximum Power 302.4 Voltage Setting Accuracy (*1) % ±1 Maximum Line Regulation (*2) mV Output...
  • Page 13 300F48 PH300F48 PH300F48 Specifications MODEL PH300F48-2 PH300F48-3 PH300F48-5 PH300F48-12 PH300F48-15 PH300F48-24 PH300F48-28 ITEMS/UNITS Voltage Range DC36 - 76 (*1) % Input Efficiency (typ) Current (typ) (*1) A 3.68 5.14 7.62 7.35 7.26 7.16 Nominal Voltage Maximum Current 12.6 10.8 Maximum Power 302.4 Voltage Setting Accuracy (*1) %...
  • Page 14 50S110 PH50S110 PH50S110 Specifications MODEL PH50S110-5 PH50S110-12 PH50S110-15 PH50S110-24 PH50S110-28 ITEMS/UNITS Voltage Range DC82 - 185 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.57 0.56 0.55 Nominal Voltage Maximum Current Maximum Power 50.4 50.4 Voltage Setting Accuracy (*1) % ±1% Output Maximum Line Regulation (*2) mV...
  • Page 15 75S110 PH75S110 PH75S110 Specifications MODEL PH75S110-5 PH75S110-12 PH75S110-15 PH75S110-24 PH75S110-28 ITEMS/UNITS Voltage Range DC82 - 185 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.84 0.83 0.81 0.82 0.81 Nominal Voltage Maximum Current Maximum Power 75.6 76.8 75.6 Voltage Setting Accuracy (*1) % ±1 Output Maximum Line Regulation (*2) mV...
  • Page 16 75F110 PH75F110 PH75F110 Specifications MODEL PH75F110-2 PH75F110-3 PH75F110-5 PH75F110-12 PH75F110-15 PH75F110-24 PH75F110-28 ITEMS/UNITS Voltage Range DC82 - 185 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.41 0.58 0.84 0.83 0.81 0.82 0.81 Nominal Voltage Maximum Current Maximum Power 75.6 76.8 75.6...
  • Page 17 150S110 PH150S110 PH150S110 Specifications MODEL PH150S110-5 PH150S110-12 PH150S110-15 PH150S110-24 PH150S110-28 ITEMS/UNITS Voltage Range (*6) V DC82 - 185 (*1) % Input Efficiency (typ) Current (typ) (*1) A 1.66 1.60 1.56 Nominal Voltage Maximum Current 12.5 Maximum Power 151.2 Voltage Setting Accuracy (*1) % ±1 Output Maximum Line Regulation (*2) mV...
  • Page 18 150F110 PH150F110 PH150F110 Specifications MODEL PH150F110-2 PH150F110-3 PH150F110-5 PH150F110-12 PH150F110-15 PH150F110-24 PH150F110-28 ITEMS/UNITS Voltage Range (*6) V DC82 - 185 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.80 1.12 1.64 1.59 1.57 1.54 1.53 Nominal Voltage Maximum Current 12.5 Maximum Power 151.2...
  • Page 19 300F110 PH300F110 PH300F110 Specifications MODEL PH300F110-2 PH300F110-3 PH300F110-5 PH300F110-12 PH300F110-15 PH300F110-24 PH300F110-28 ITEMS/UNITS Voltage Range (*6) V DC82 - 185 (*1) % Input Efficiency (typ) Current (typ) (*1) A 1.60 2.24 3.29 3.17 3.13 3.09 3.05 Nominal Voltage Maximum Current 12.6 10.8 Maximum Power...
  • Page 20 50S280 PH50S280 Specifications MODEL PH50S280-3.3 PH50S280-5 PH50S280-12 PH50S280-15 PH50S280-24 PH50S280-28 ITEMS/UNITS Voltage Range DC200 - 400 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.16 0.22 0.21 Nominal Voltage Maximum Current Maximum Power 50.4 50.4 Voltage Setting Accuracy (*1) % ±1 Output Maximum Line Regulation (*2) mV...
  • Page 21 75S280 PH75S280 Specifications MODEL PH75S280-3.3 PH75S280-5 PH75S280-12 PH75S280-15 PH75S280-24 PH75S280-28 ITEMS/UNITS Voltage Range DC200 - 400 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.25 0.33 0.32 Nominal Voltage Maximum Current Maximum Power 49.5 75.6 76.8 75.6 Voltage Setting Accuracy (*1) % ±1 Output Maximum Line Regulation (*2) mV...
  • Page 22 75F280 PH75F280 Specifications MODEL PH75F280-2 PH75F280-3 PH75F280-5 PH75F280-12 PH75F280-15 PH75F280-24 PH75F280-28 ITEMS/UNITS Voltage Range DC200 - 400 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.16 0.23 0.33 0.32 Nominal Voltage Maximum Current Maximum Power 75.6 76.8 75.6 Voltage Setting Accuracy (*1) % ±1 Output Maximum Line Regulation (*2) mV...
  • Page 23 100S280 PH100S280 PH100S280 Specifications MODEL PH100S280-3.3 PH100S280-5 PH100S280-12 PH100S280-15 PH100S280-24 PH100S280-28 ITEMS/UNITS Voltage Range DC200 - 400 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.32 0.44 0.43 0.42 Nominal Voltage Maximum Current Maximum Power 100.8 100.5 100.8 Voltage Setting Accuracy (*1) % ±1 Output Maximum Line Regulation (*2) mV...
  • Page 24 150S280 PH150S280 Specifications MODEL PH150S280-3.3 PH150S280-5 PH150S280-12 PH150S280-15 PH150S280-24 PH150S280-28 ITEMS/UNITS Voltage Range DC200 - 400 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.47 0.65 0.63 0.61 Nominal Voltage Maximum Current 12.5 Maximum Power 151.2 Voltage Setting Accuracy (*1) % ±1 Output Maximum Line Regulation (*2) mV...
  • Page 25 150F280 PH150F280 Specifications MODEL PH150F280-2 PH150F280-3 PH150F280-5 PH150F280-12 PH150F280-15 PH150F280-24 PH150F280-28 ITEMS/UNITS Voltage Range DC200 - 400 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.31 0.44 0.65 0.62 0.60 Nominal Voltage Maximum Current 12.5 Maximum Power 151.2 Voltage Setting Accuracy (*1) % ±1 Output Maximum Line Regulation (*2) mV...
  • Page 26 300S280 PH300S280 PH300S280 Specifications MODEL PH300S280-3.3 PH300S280-5 PH300S280-12 PH300S280-15 PH300S280-24 PH300S280-28 PH300S280-48 ITEMS/UNITS Voltage Range DC200 - 400 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.74 1.05 1.22 1.23 Nominal Voltage Maximum Current 12.5 10.8 Maximum Power 302.4 Voltage Setting Accuracy (*1) %...
  • Page 27 300F280 PH300F280 Specifications MODEL PH300F280-2 PH300F280-3 PH300F280-5 PH300F280-12 PH300F280-15 PH300F280-24 PH300F280-28 ITEMS/UNITS Voltage Range DC200 - 400 (*1) % Input Efficiency (typ) Current (typ) (*1) A 0.63 0.88 1.30 1.25 1.23 1.21 1.20 Nominal Voltage Maximum Current 12.6 10.8 Maximum Power 302.4 Voltage Setting Accuracy (*1) %...
  • Page 28 600S280 PH600S280 PH600S280 Specifications MODEL PH600S280-3.3 PH600S280-5 PH600S280-12 PH600S280-15 PH600S280-24 PH600S280-28 PH600S280-48 ITEMS/UNITS Voltage Range DC200 - 400 (*1) % Input Efficiency (typ) Current (typ) (*1) A 1.47 2.13 2.44 Nominal Voltage Maximum Current 21.5 12.5 Maximum Power Voltage Setting Accuracy (*1) % ±1 Maximum Line Regulation (*2) mV Output...
  • Page 29 50S, 75S, 75F, 100S, 150S Outline Drawing 【PH50S】 【PH75F】 (Package Type: T41) (Packege Type: T62) 【PH75S】 (Package Type: T41) See note C See note C See note B See note B NAME PLATE NAME PLATE See note A See note A NOTES A: Model name, input voltage range, nominal output voltage, maximum output NOTES...
  • Page 30 100F, 150F, 300F Outline Drawing 【PH100F】 (Package Type: T83) 【PH150F】 (Package Type: T83) See note C See note B NAME PLATE Notes See note A A: Model name, input voltage range, nominal output voltage, maximum output current, country of manufacture and safety mark- ing (UL, C-UL [LEVEL3], BSI &...
  • Page 31 300S, 600S Outline Drawing 【PH300S】 (Package Type: T83) See note C See note B NAME PLATE See note A Notes A: Model name, input voltage range, nominal output voltage, maximum output current, country of manufacture and safety marking (UL, C-UL, BSI & CE marking) are shown here in accordance with the specifications.
  • Page 32: Block Diagram

    50S, 75S, 100S, 150S, 300S, 600S Block Diagram 【PH50S, PH75S, PH100S, PH150S, PH300S, PH600S】 +V +Vin −Vin −V Baseplate PH300S PH600S only +S PH100S Voltage PH150S Sensing PH300S PH600S −S only Switching frequency (fixed)   PH50S24:315kHz   PH50S48, PH75S48:330kHz   PH100S48, PH150S48:300kHz   PH50S110, PH75S110, PH150S110:330kHz   PH50S280, PH75S280, PH100S280, PH150S280:330kHz   PH300S, PH600S:200kHz Sequence Time Chart...
  • Page 33 75F, 100F, 150F, 300F Block Diagram 【 PH75F, PH100F, PH150F, PH300F】 +V +Vin −Vin −V Baseplate +S Voltage Sensing −S Switching freqency (fixed)   PH75F48, PH75F110, PH75F280:330kHz   PH100F24, PH150F48:290kHz   PH150F110, PH150F280:330kHz   PH300F24, PH300F48:230kHz   PH300F110, PH300F280:210kHz Sequence Time Chart 【 PH75F, PH100F, PH150F, PH300F】 Input Voltage OVP Set Point OCP Set Point...
  • Page 34: Input Voltage Range

    1. Explanations on Specifications 1 INPUT VOLTAGE RANGE Input voltage ranges of PH series are as follows. 24VDC Input: 18 - 36VDC 48VDC Input: 36 - 76VDC 110VDC Input: 82 - 185VDC...
  • Page 35 In case switch and connectors are used between the 110V C1a 220μF ー 220μF 470μF input power source and input terminals of the PH series, 280V C1a 10μF 22μF 22μF 47μF transient surge voltage may occur when switch is turned Table1-3: Recommended Values of Input filter Capacitor on/off, or during hot swap at active input line.
  • Page 36 50 - 150, 75 - 300F Recommended Capacitor Values: < 2 4 VDC Input>    24VDC Input: 470μF    48VDC Input: 100 - 470μF    110VDC Input: 220 - 470μF    280VDC Input: 10 - 47μF Switch Fuse +Vin + + + Switch Fuse +Vin −Vin +...
  • Page 37 50 - 150, 75 - 300F In the same way, remote sensing wire can be connected to Load load terminal input. +V + 2  -2 OUTPUT VOLTAGE RANGE 〈F type〉 + −V − The output voltage can be adjusted within -60 % - +20 % (2V, 3V: ±20% ) of nominal voltage range.
  • Page 38 50 - 150, 75 - 300F Input Voltage  ( VDC ) 〈Changing Output Voltage by Applying External Reference < 2 8 0 VDC Input> Voltage; F type only〉 On F type power module, the output voltage can be ad- justed within the same range as remote programming with variable resistor by applying external voltage to TRM termi- nal.
  • Page 39: Thermal Protection

    50 - 150, 75 - 300F 8 THERMAL PROTECTION As Short as Possible +V Thermal protection is provided. + Load This function activates for abnormal ambient temperature −V rise and abnormal internal temperature rise of power supply 1.5m  50Ω and shuts the output off. Thermal protection will activate at Oscilloscope Coaxial Cable 50mm...
  • Page 40: Series Operation

    -0.7V maximum. Source current of CNT terminal is approximately 0.5mA. If the Series operation is available for all PH series models. wire would be long, attach 0.1 μ F capacitor between Contact us for maximum allowable units that can be used CNT terminal and SG terminal.
  • Page 41  Operation: Low)  WITHSTAND VOLTAGE 図13−1 IOG端子接続例 Figure13-1: Example of IOG Terminal Connection This PH series is designed to withstand 2.5kVAC between (Example) input and baspelate, and 3kVAC between input and output 2 units of PH300F48-5 are to be used in parallel opera- for 1 minute each. (For 24VDC input model, it is designed tion.
  • Page 42 50 - 150, 75 - 300F This series is designed to withstand 500VDC between output and baseplate for 1 minute. When the test would +Vin +S be carried out at incoming inspection etc., be sure not to −Vin +V −V apply AC voltage;...
  • Page 43: Parallel Operation

    50 - 150, 75 - 300F 3. PH-SERIES Parallel Operation 1 INTRODUCTION 3 PARALLEL OPERATION PH series (F type only) equally shares current by connect- (a)Parallel connection to enhance the output and to im- ing each PC terminal of power module in parallel. prove the reliability There are 2 different parallel operations as follows.
  • Page 44: Redundant Operation

    50 - 150, 75 - 300F 4 N+1 REDUNDANT OPERATION +S +V + (a)N+1 Redundant connection −V LOAD −S +S + +V + − +S −V LOAD +V −S + + −V −S − +S +V + Figure4-3 : N+1 Redundant Operation with −V adjustable output voltage −S...
  • Page 45 300S, 600S PH300S, 600S Series Instruction Manual ● PH50 〜 150, 75 〜 300F Instruction Manual B-322Page Before Using The Power Supply tion at primary power supply or double insulation as input Pay attention to all warnings and cautions before using the unit. power source.
  • Page 46 300S, 600S 2. Explanations on Specifications (PH600S) 1 Input Voltage Range Fuse Input voltage ranges for PH300S, 600S series are as fol- +Vin +S + low. +V + + −Vin 48VDC Input : 36 - 76VDC 280VDC Input : 200 - 400VDC −V −...
  • Page 47 300S, 600S C2, C3: 4700pF Remarks: 1. Use an electrolytic capacitor that has excellent low imped- Use a ceramic capacitor that has high withstand voltage to ance for temperature characteristic. reduce the output spike voltage. (Equivalent electrolytic capacitor in LXY series manufac- 48VDC Input :...
  • Page 48: Output Voltage Range

    300S, 600S Reversed Connection of Input Connection method of external resistor (R1) and variable An error of reverse (+,−electrodes) input may cause of resistor (VR) is shown as follow. damage of the power module. If there is possibility to con- 3.3V nect the module conversely by accident, it is necessary to Variable...
  • Page 49: Over Current Protection (Ocp)

    300S, 600S 8 Thermal Protection Thermal protection is provided in the power module. It pro- As short as possible +V hibits abnormal rise of ambient temperature and internal + temperature of power supply, and the output will shut down. Load Trip point of thermal protection is 105℃ - 130℃ of base- −V plate temperature.
  • Page 50: Operating Temperature

    300S, 600S  ON/OFF Control (CNT Terminal)  Series Operation Without turning the input on and off, the output can be en- Series operation is available for all models of PH300S, abled and disabled by CNT function. The control circuit is 600S series.
  • Page 51: Operating Humidity

    300S, 600S operation, it is possible to operate. Note the output derat-  Storage Temperature ing is necessary in case that the baseplate temperature is over 90℃ for PH300S and over 85℃ for PH600S. Note that radical temperature changes can be a cause of Refer to “Thermal Design”...
  • Page 52: Isolation Resistance

    300S, 600S +S +V +Vin −V −Vin Withstand Voltage Tester −S Isolation Tester Baseplate Baseplate 3kVAC 1 minute (20mA) (48VDC Input Model: 1.5kVAC) Over 100MΩat 500VDC Figure20-2 Withstand Voltage Test for Input - Baseplate Figure21-1 Isolation Test +S  Vibration +V +Vin −V −Vin...
  • Page 53 300S, 600S 3. PH300S, 600S Parallel Operation 1 INTORDUCTION 3 CONNECTION CIRCUIT OF PARALLEL OPEARTION PH300S, 600S series are applicable to operate in parallel (a)Basic Connection Circuit of Parallel Operation with an external circuit using CS signal terminal. There are 2 different kinds of parallel operation. (1)Parallel Operation It is possible to enhance the output when load current can not be supplied by only one power module or to improve...
  • Page 54 300S, 600S (b)Control Circuit of Parallel Operation (1)Parallel Operation In case that the output of PH modules are connected in parallel without control circuit of parallel operation, cur- rent starts to flow from a power module with higher output to Load voltage as increasing the load current.
  • Page 55: Cautions For Wiring

    300S, 600S Values for each Component It is control terminal for parallel operation. It is connected Values of Capacitor C1, Resistor R1-R4, R18, R20, R23, in all of PH modules in parallel operation. Shorten a wire and Variable Resistor VR1 depend on model. Refer to Ta- between PC terminals as much as possible.
  • Page 56 300S, 600S (c)Parallel Operation with adjustable output voltage 5 Parallel Operation (a)Parallel operation to enhance the output and to im- + prove the reliability + + − + − Load − − + + + − − Load − − Control Circuit of + −...
  • Page 57 300S, 600S (b)Connection of N+1 Redundant Operation at pro- (c)N+1 Redundant Operation with adjustable output volt- grammed output voltage within the range + + + + + + − − − Load − − − Load − − + + Control Circuit of −...
  • Page 58 B-356...

This manual is also suitable for:

Ph50s24-3.3Ph50s24-5Ph50s24-12Ph50s24-15Ph50s24-24Ph50s24-28 ... Show all

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