R1224N Datasheet, PDF (2/42 Pages) RICOH electronics devices division – PWM/VFM step-down DC/DC Converter

R1224N
BLOCK DIAGRAM
5 ^VIN
*Fixed Output Voltage Type
OSC
EXT 4
5 ^VIN
Amp
Vref
PWM/VFM
CONTROL
Protection
Soft Start
Chip Enable
Vref
UVLO
2
GND
*Adjustable Output Voltage Type
OSC
EXT 4
Amp
Vref
Protection
Soft Start
Chip Enable
Vref
UVLO
2
GND
3 VOUT
1 ^CE
3 VFB
1 ^CE
2