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NF LP5394 Instruction Manual

Low noise dc power supply
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LOW NOISE DC POWER SUPPLY
LP5394
INSTRUCTION MANUAL
NF Corporation

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  • Page 1 LOW NOISE DC POWER SUPPLY LP5394 INSTRUCTION MANUAL NF Corporation...
  • Page 2 NF Corporation...
  • Page 3 DA00049391-003 LOW NOISE DC POWER SUPPLY LP5394 INSTRUCTION MANUAL...
  • Page 5 ――― Preface ――― Thank you for purchasing “LP5394 Low Noise DC Power Supply”. Please read "Safety Precautions" first to ensure the product is used in a correct and safe manner. ● Alert Symbols in this Manual This manual uses the following alert symbols. The instructions by these alert symbols shall be carefully obeyed to ensure equipment operator’s safety, and prevent damage to equipment.

  • Page 6: Safety Precautions

    Should you encounter any anomaly like above, immediately contact us or our agent. Never use it until the repair is completed. ● Do not use in a gaseous atmosphere. This may pose a risk of explosion or other. LP5394...
  • Page 7 Indicates the ON position of the power switch. Indicates the OFF position of the power switch. Indicates that the external conductor of the connector is connected to the case. Indicates that the external conductor of the connector is connected to the output GND. LP5394...
  • Page 8 Safety Precautions ● Request about disposal This product does not include batteries and is designed in accordance with the RoHS Directive (EU). Dispose of the product in accordance with the laws and regulations of the area where you use it. LP5394...

  • Page 9: Table Of Contents

    Inspection ......................2-9 3. Panel Futures and Basic Operations ................. 3-1 Panel Component Names and Functions ............3-1 3.1.1 LP5394 Panel Component Names and Functions ........3-1 3.1.2 BNC Adapter Panel Component Names and Functions ......3-4 3.1.3 Binding Post Adapter Panel Component Names and Functions ....3-5 Output Terminals and GND ................
  • Page 10 5.3.4 Standard ....................... 5-5 5.3.5 Block Diagram ....................5-5 External Dimensions ................... 5-6 5.4.1 LP5394 External Dimensions ..............5-6 5.4.2 BNC Adapter External Dimensions ............. 5-7 5.4.3 Binding Post Adapter External Dimensions ..........5-8 6. Standard Data ......................6-1 Standard Data ..................... 6-1 Output Noise Voltage Waveforms ...............
  • Page 11 Figure 2-2 Rack Mount Kit (JIS, for 4 Units) External View ..........2-5 Figure 2-3 Fuse Holder External View ................. 2-8 Figure 3-1 LP5394 Front and Rear Panel Views ..............3-3 Figure 3-2 BNC Adapter Front and Rear Panel Views ............3-4 Figure 3-3 Binding Post Adapter Front and Rear Panel Views ..........

  • Page 13: Outline

    Outline Overview ............1-1 Features ............1-1 Operating Principle ........... 1-1...

  • Page 14: Overview

    " is a low noise DC power supply that achieved an output noise of 10 Vrms or lowers LP5394 (typical) (10 Hz to 20 MHz bandwidth) and output voltage stability of ±10 ppm/C (typical). The output voltage can be adjusted in the range of 0 to ±3 V, 0 to ±5 V, 0 to ±10 V, or 0 to ±15 V using the VOLTAGE RANGE switch and adjuster on the front panel.

  • Page 15: Figure 1-1 Block Diagram

    1.3 Operating Principle Figure 1-1 Block Diagram LP5394...

  • Page 17: Preparation Before Use

    Preparation Before Use Checking Before Use ......... 2-1 Installation ............2-3 Grounding and Power Connections ....2-7 Simplified Operation Check ......2-9 Inspection ............2-9...

  • Page 18: Checking Before Use

    The following shows the product configuration. Check that the quantities are correct and there is no scratch. Table 2-1 Configuration List ● LP5394 Main unit ꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏ 1 ● Accessories Instruction manual ꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏ 1 Power cord set (3 pole, 2 m) ꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏ 1 Fuse (100 V/120 V: 0.315 A or 220 V/240 V: 0.125 A) (Time-Lag, 5.2×20 mm) ꞏꞏ...
  • Page 19 PA-001-2373: Output Cable B (for SA-200 and SA-400 Series except for SA-230F5, 2 m) PA-001-2374: Output Cable C (for SA-230F5, 2 m) PA-001-2590: BNC Adapter PA-001-2591: Binding Post Adapter PA-001-2642: Rack Mount Kit (EIA, for 4 units) PA-001-2643: Rack Mount Kit (JIS, for 4 units) LP5394...

  • Page 20: Installation

    Provide ventilation holes in the rack, or use a fan to forcibly cool the inside of the rack. ● Avoid dusty and humid locations. The insulation resistance may decrease and the leakage current will increase causing deterioration of performance. LP5394...

  • Page 21: Figure 2-1 Rack Mount Kit (Eia, For 4 Units) External View

    2.2 Installation Figure 2-1 Rack Mount Kit (EIA, for 4 Units) External View LP5394...

  • Page 22: Figure 2-2 Rack Mount Kit (Jis, For 4 Units) External View

    2.2 Installation Figure 2-2 Rack Mount Kit (JIS, for 4 Units) External View LP5394...
  • Page 23 This product may become corroded, or a malfunction may result. ・Near an electromagnetic field source, high-voltage device, or power line Noise may increase. ・Location where there is a lot of vibration Noise may increase or a malfunction may result. LP5394...

  • Page 24: Grounding And Power Connections

    2) Turn off the power switch of this product. 3) Insert the power cord into the inlet on the rear panel of this product. 4) Insert the plug of the power cord into the outlet with a protective ground contact. LP5394...

  • Page 25: Figure 2-3 Fuse Holder External View

    WARNING To ensure that the power cord can be disconnected from the inlet on LP5394, allow sufficient space around the inlet, or to ensure that the power plug can be disconnected from the outlet, use an outlet in an easily accessible location and allow sufficient space around the outlet.

  • Page 26: Simplified Operation Check

    The periodic inspection interval varies depending on the operating environment and operating frequency, but it is recommended to perform periodic inspection for this product at least once every year. If inspection is required, contact us or our agent. Charges apply for inspection, calibration, and adjustment services. LP5394...

  • Page 27: Panel Futures And Basic Operations

    3. Panel Futures and Basic Operations Panel Component Names and Functions ..3-1 3.1.1 LP5394 Panel Component Names and Functions ............3-1 3.1.2 BNC Adapter Panel Component Names and Functions ............3-4 3.1.3 Binding Post Adapter Panel Component Names and Functions ........3-5 Output Terminals and GND ......

  • Page 28: Panel Component Names And Functions

    3.1 Panel Component Names and Functions Panel Component Names and Functions 3.1.1 LP5394 Panel Component Names and Functions See Figure 3-1 LP5394 Front and Rear Panel Views ■ Front Panel ① Voltage Meter This is a 15 V full-scale output voltage meter.
  • Page 29 3.1 LP5394 Panel Component Names and Functions ⑧ MONITOR terminals These are output voltage monitor terminals (mating pin diameter 2 mm). The output resistance of the monitor terminals is approximately 1 k. Therefore, it is recommended to monitor the output voltage with, for example, a multimeter with an input resistance of 1 M...

  • Page 30: Figure 3-1 Lp5394 Front And Rear Panel Views

    3.1 LP5394 Panel Component Names and Functions ① ⑨ ⑧ ② ③ ④ ⑤ ⑥ ⑦ ⑩ ⑪ ⑫ ⑬ Figure 3-1 LP5394 Front and Rear Panel Views LP5394...

  • Page 31: Bnc Adapter Panel Component Names And Functions

    3.1 LP5394 Panel Component Names and Functions 3.1.2 BNC Adapter Panel Component Names and Functions Optional BNC adapter (PA-001-2590) for converting LOW NOISE DC POWER SUPPLY LP series output to BNC connector output is available. See Figure 3-2 BNC Adapter Front and Rear Panel Views ■...

  • Page 32: Binding Post Adapter Panel Component Names And Functions

    (M3) (the length of the screws should be 5 mm or lower). Note that if the bottom plate is removed, LP5394 and the mounted adapter are electrically connected. The bottom plate is mounted to LP5394 using 8 mm plastic screws (M3).

  • Page 33: Output Terminals And Gnd

    If the voltage exceeds this value, the internal voltage limiting element works to suppress the voltage, but if the applied voltage (energy) is large, the voltage limiting element of this product may be damaged by heat. CAUTION Do not apply voltage between output terminals from outside. This product may be damaged. LP5394...

  • Page 34: Optional Cable Output Terminals And Gnd

    HR10-7P-4S (73) is used as the connector for output cable A (for SA-600 series) to be connected to the preamplifier. The outer body of the connector is connected to the chassis of the preamplifier. Output GND and the preamplifier chassis have the same electric potential. LP5394...
  • Page 35 If the voltage exceeds this value, the internal voltage limiting element of this product works to suppress the voltage, but if the applied voltage (energy) is large, the voltage limiting element of this product may be damaged by heat. LP5394...

  • Page 36: Output Connection

     If there is a device including any transformer such as a DC power supply nearby, install this product as far as possible from it.  Install the product in a location where there is as little vibration as possible.  Place and use the product in a stable location. LP5394...

  • Page 37: Connecting With Sa-600 Series

    (energy) is large, the voltage limiting element of this product may be damaged by heat. CAUTION Do not disconnect and connect the output cable A when this product output is on. SA-600 series may be damaged. LP5394 3-10...

  • Page 38: Connecting With Sa-200 And Sa-400 Series Except For Sa-230F5

    Do not disconnect and connect the output cable B when this product output is on. SA-200 and SA-400 series may be damaged. If the power supply for SA-200 and SA-400 series is connected in reverse, SA-200 and SA-400 series may be damaged. Before connection, check the power polarity again. LP5394 3-11...

  • Page 39: Connecting With Sa-230F5

    (energy) is large, the voltage limiting element of this product may be damaged by heat. CAUTION Do not disconnect and connect the output cable C when this product output is on. SA-230F5 may be damaged. LP5394 3-12...

  • Page 40: Connecting With Evaluation Kit Pa-001-2179

    (energy) is large, the voltage limiting element of this product may be damaged by heat. CAUTION Do not disconnect and connect the output cable A when this product output is on. The module connected to the valuation kit may be damaged. LP5394 3-13...

  • Page 41: Connecting With Bnc Adapter

    The chassis of the BNC adapter and output GND have the same electric potential. When the BNC adapter is used by applying voltage to the output GND, do not connect the BNC adapter with the chassis GND of this product. LP5394 3-14...

  • Page 42: Connecting With Binding Post Adapter

    The chassis of the binding post adapter and output GND have the same electric potential. When the binding post adapter is used by applying voltage to the output GND, do not connect the binding post adapter with the chassis GND of this product. LP5394 3-15...

  • Page 43: Turning On Power And Warm-Up Time

    If this product is used under environmental conditions that over the specifications (0 to +50 C [day's average temperature 40 C or lower], 25 to 80 %RH [absolute humidity 1 to 25 g/m lower]), this product may malfunction. LP5394 3-16...

  • Page 45: Maintenance

    Maintenance Preface ............... 4-1 Daily Maintenance ..........4-1 Storage, Repacking, and Transportation ..4-1 Troubleshooting ..........4-2...

  • Page 46: Preface

    ・Precautions and storage method when the product is not used for a long period of time. ・Precautions for repacking and transportation. For the simplified operation check, refer to 2.4. If the specifications fail to be met in the operation check or performance test, contact NF Corporation for calibration or repair. Daily Maintenance ●...

  • Page 47: Troubleshooting

    If necessary, select the correct voltage with a Coin-driver. WARNING This product has high-voltage portions inside. Never remove the cover. When inspection into the inside of the product is needed, never allow anybody to touch the innards except our certified service engineers. LP5394...

  • Page 49: Specifications

    5.3.3 Dimensions and Weight ........5-5 5.3.4 Standard ............5-5 5.3.5 Block Diagram ........... 5-5 External Dimensions ........5-6 5.4.1 LP5394 External Dimensions ......5-6 5.4.2 BNC Adapter External Dimensions ....5-7 5.4.3 Binding Post Adapter External Dimensions ..5-8...

  • Page 50: Lp5394 Specifications

    5.1 LP5394 Specifications LP5394 Specifications Output current: ±0.1 A, unless otherwise noted, 5.1.1 Type Series regulator 5.1.2 Output 5.1.2.1 Voltage/Current Voltage 0 to ±15 V Voltage setting range Set with the VOLTAGE RANGE switch on the front panel. Setting range 3 0 to ±3 V...

  • Page 51: Input

    5.1 LP5394 Specifications 5.1.3 Input 5.1.3.1 Power Input Input voltage AC 100, 120, 220 and 240 V (select switch) ±10 % However, AC 250 V or lower Frequency 50/60 ±2 Hz Power consumption 25 VA or lower Overvoltage category 5.1.3.2 Fuse...

  • Page 52: Figure 5-2 Temperature And Humidity Range Explanatory Graph

    5.1 LP5394 Specifications 5.1.4.4 Environmental Conditions Altitude 2000 m or lower 0 to +50 C, day's average temperature 40 C or lower Operating temperature range Operating humidity range 25 to 80 %RH, absolute humidity 1 to 25 g/m non-condensation 10 to +50 C, day's average temperature 40 C or lower...

  • Page 53: Bnc Adapter Specifications

    With bottom plate: 100×30×70 mm (without protrusions) Without bottom plate: 78×26×64 mm (without protrusions) Weight Approx. 230 g 5.2.4 Standard RoHS Directive 2011/65/EU 5.2.5 Block Diagram CASE ＋OUTPUT 0.1μF 100μF 100kΩ INPUT 0.1μF 100μF 100kΩ －OUTPUT Figure 5-3 BNC Adapter Block Diagram LP5394...

  • Page 54: Binding Post Adapter Specifications

    With bottom plate: 100×30×70 mm (without protrusions) Without bottom plate: 78×26×64 mm (without protrusions) Weight Approx. 240 g 5.3.4 Standard RoHS Directive 2011/65/EU 5.3.5 Block Diagram CASE ＋OUTPUT 0.1μF 100μF 100kΩ INPUT 0.1μF 100μF 100kΩ －OUTPUT Figure 5-4 Binding Post Adapter Block Diagram LP5394...

  • Page 55: External Dimensions

    5.4 External Dimensions External Dimensions 5.4.1 LP5394 External Dimensions Figure 5-5 LP5394 External Dimensions LP5394...

  • Page 56: Bnc Adapter External Dimensions

    5.4 External Dimensions 5.4.2 BNC Adapter External Dimensions Figure 5-6 BNC Adapter External Dimensions LP5394...

  • Page 57: Binding Post Adapter External Dimensions

    5.4 External Dimensions 5.4.3 Binding Post Adapter External Dimensions Figure 5-7 Binding Post Adapter External Dimensions LP5394...

  • Page 59: 6.1 Standard Data

    Standard Data Standard Data ........... 6-1 Output Noise Voltage Waveforms ..... 6-1 Output Noise Voltage Density Frequency Characteristic ............ 6-2 Long Time Drift Characteristic ......6-2 Temperature Drift ..........6-3...

  • Page 60: Output Noise Voltage Waveforms

    Time [ms] Figure 6-1 Output Noise Voltage Waveform (+15 V Output, Rated Load, Bandwidth 10 Hz to 20 MHz) -100 時間[ms] Time [ms] Figure 6-2 Output Noise Voltage Waveform (15V Output, Rated Load, Bandwidth 10 Hz to 20 MHz) LP5394...

  • Page 61: Output Noise Voltage Density Frequency Characteristic

    Figure 6-3 Output Noise Voltage Density Frequency Characteristic (+15 V Output, Rated Voltage) Long Time Drift Characteristic +40 ppm +15 V -0.2 -0.4 -0.6 40 ppm -0.8 -1.0 時間[hour] Time [hour] Figure 6-4 Long Time Drift Characteristic (Rated Load, Output Voltage Reference at Time of Start) LP5394...

  • Page 62: Temperature Drift

    6.5 Temperature Drift Temperature Drift 10 ppm +15 V -15 V +10 ppm 温度 [ ℃ ] C Temperature [ Figure 6-5 Temperature Drift (Rated Load, 23 C reference) LP5394...
  • Page 63 All NF products are warranted against defects in materials and workmanship for a period of one year from the date of shipment. During the warranty period, NF will repair the defective product without any charge for the parts and labor. For repair service under warranty, the product must be returned to either NF or an agent designated by NF.
  • Page 64  We assume no responsibility for influences resulting from the operations in this manual. Copyright 2015-2022, NF Corporation LP5394 INSTRUCTION MANUAL NF Corporation 6-3-20, Tsunashima Higashi, Kohoku-ku, Yokohama...
  • Page 66 NF Corporation 6-3-20, Tsunashima Higashi, Kohoku-ku, Yokohama 223-8508 JAPAN...

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