R1224N122G RICOH [RICOH electronics devices division], R1224N122G Datasheet - Page 27

• Manufacturer Part Number: R1224N122G
• Description: PWM/VFM step-down DC/DC Converter
• Manufacturer: RICOH [RICOH electronics devices division]

*Note: Typical characteristics 2) are obtained with using the following components;
R1224N502M (V
R1224N502L (V
PMOS : IRF7406 (IR)
L
SD
C1
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0.1
0.1
: CDRH127-100MC (Sumida: 10µH)
: RB083L-20 (Rohm)
: 25SC47 (Sanyo/OS-con: 47µF/25V)×2
1
1
Output Current l
Output Current l
IN
IN
=10V)
=12V)
10
10
100
100
CDRH127-27µH
CDRH127-27µH
OUT
OUT
(mA)
(mA)
1000
1000
10000
10000
C2 : 0.1µF (Ceramic Type)
C3 : 10SA220 (Sanyo/OS-con: 220µF/10V)
R1 : 10Ω
R1224N502M (V
R1224N502M (V
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0.1
0.1
Output Current l
1
1
Output Current l
IN
IN
=6.5V)
=15V)
10
10
100
100
CDRH127-27µH
OUT
CDRH127-27µH
OUT
(mA)
(mA)
1000
1000
10000
10000
R1224N
27