R1232D RICOH [RICOH electronics devices division], R1232D Datasheet - Page 18

• Manufacturer Part Number: R1232D
• Description: PWM STEP-DOWN DC/DC CONVERTER WITH SYNCHRONOUS RECTIFIER
• Manufacturer: RICOH [RICOH electronics devices division]

18
R1232D
9) Output Voltage vs. Temperature
10) Oscillator Frequency vs. Temperature
CE
5V/div
V
1V/div
IL
200mA/div
OUT
1.24
1.22
1.20
1.18
1.16
1.14
1.30
1.20
1.10
1.00
0.90
0.80
0.70
-40
-40
-15
-15
Temperature Topt(°C)
Temperature Topt(°C)
R1232D121A
R1232D121A
V
IN
=5.0V, L=2.7µH Rload=0Ω
10
10
100µs/div
35
35
60
60
V
V
IN
IN
=5.0V
=5.0V
85
85
CE
5V/div
V
1V/div
IL
200mA/div
OUT
3.40
3.35
3.30
3.25
3.20
2.50
2.40
2.30
2.20
2.10
2.00
-40
-40
-15
-15
Temperature Topt(°C)
Temperature Topt(°C)
R1232D331A
R1232D331B
V
IN
=5.0V, L=2.7µH Rload=33Ω
10
10
100µs/div
35
35
60
60
V
V
IN
IN
=5.0V
=5.0V
85
85