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RH5RH502B
Ricoh RH5RH502B Manuals
Manuals and User Guides for Ricoh RH5RH502B. We have
1
Ricoh RH5RH502B manual available for free PDF download: Applications Manual
Ricoh RH5RH502B Applications Manual (34 pages)
RH5RH series PWM Step-Up DC/DC Converter
Brand:
Ricoh
| Category:
Media Converter
| Size: 0.22 MB
Table of Contents
Table of Contents
3
Outline
5
Features
5
Applications
5
Block Diagram
6
Selection Guide
6
Pin Configuration
7
Pin Description
7
Absolute Maximum Ratings
8
Electrical Characteritics
9
Electrical Characteristics
9
Operation of Step-Up DC/DC Converter
14
Typical Characteristics
17
Output Voltage Vs. Output Current
17
Efficiency Vs. Output Current
18
Supply Current (no Load) Vs. Input Voltage
19
Output Current Vs.ripple Voltage
19
Start-Up/Hold-On Voltage Vs. Output Current (Topt=25˚C)
20
Output Voltage Vs.temperature
21
Start-Up Voltage Vs. Temperature
22
Hold-On Voltage Vs. Temperature
22
Supply Current 1 Vs.temperature
22
Supply Current 2 Vs.temperature
22
Lx Switching Current Vs.temperature
22
Lx Leakage Current Vs.temperature
22
Oscillator Frequency Vs. Temperature
23
Oscillator Duty Cycle Vs. Temperature
23
Vlx Voltage Limit Vs. Temperature
24
EXT "L" Output Current Vs. Temperature
24
Load Transient Response
25
Distribution of Output Voltage
26
Distribution of Oscillator Frequency
26
EXT "H" Output Current Vs. Temperature
24
Typical Applications
27
Rh5Rh 1A
27
Rh5Rh 2B
27
Rh5Rh 3B
28
CE Pin Drive Circuit
29
Application Circuits
30
Step-Up Circuit
30
Step-Down Circuit
30
Step-Up/Step-Down Circuit with Flyback
31
Package Dimensions
32
Taping Specifications
32
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