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R1232D121C データシートの表示(PDF) - RICOH Co.,Ltd.
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コンポーネント説明
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R1232D121C
PWM STEP-DOWN DC/DC CONVERTER WITH SYNCHRONOUS RECTIFIER
RICOH Co.,Ltd.
R1232D121C Datasheet PDF : 24 Pages
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R1232D
BLOCK DIAGRAMS
R1232Dxx1A/B
V
DD
3
AGND
7
V
IN
2
L
X
8
Current Limit
Slope
Compensation
Phase
Compensation
Output
Contorol
QR
S PWM
Comparator
Vref
Error
Amplifer
Oscillator
Soft Start
1
PGND
TEST Circuit
UVLO
6
TEST
“L” or GND Fixed
Chip Enable
5
V
OUT
4 CE
“H” Active
R1232D001C/D
V
DD
3
AGND
7
V
IN
2
L
X
8
Current Limit
Slope
Compensation
Phase
Compensation
Output
Contorol
QR
S PWM
Comparator
Vref
Error
Amplifer
Oscillator
Soft Start
1
PGND
TEST Circuit
UVLO
6
TEST
“L” or GND Fixed
Chip Enable
5
V
FB
4 CE
“H” Active
2
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