RV5VH Datasheet, PDF (4/47 Pages) RICOH electronics devices division – DC/DC CONVERTER CONTROLLER

PIN CONFIGURATION
• 8 pin SSOP (0.65mm pitch)
1
8
2
7
3
6
4
5
RV5VH1××/RV5VH2××
PIN DESCRIPTION
• RV5VH1××
Pin No. Symbol
Description
1
CSW Control switch for DC/DC2
2
VSEN Sensing Pin for Voltage Detector
3
VOUT1 Output for DC/DC1, Power supply for the device
4
LX1
Output for DC/DC1, switching (Nch Open-Drain)
5
GND Ground
6
EXT2 External Transistor drive pin for DC/DC2 (CMOS output)
7
FB
Input for DC/DC2 Error Amplifier
8
DOUT Output for Voltage detector
• RV5VH2××
Pin No. Symbol
1
CSW
2
VSEN
3
VOUT1
4
EXT1
5
GND
6
EXT2
7
FB
8
DOUT
Description
Contol switch for DC/DC2
Sensing Pin for Voltage Detector
Output for DC/DC1, Power supply for the device
External Transistor drive pin for DC/DC1 (CMOS output)
Ground
External Transistor drive pin for DC/DC2 (CMOS output)
Input for DC/DC2 Error Amplifier
Output for Voltage Detector
3