R1223N152A RICOH [RICOH electronics devices division], R1223N152A Datasheet - Page 15

• Manufacturer Part Number: R1223N152A
• Description: PWM/VFM Step-down DC/DC Converter
• Manufacturer: RICOH [RICOH electronics devices division]

8) Supply Current vs. Temperature
9) Soft-start time vs. Temperature
10) Delay Time for Latch-type protection vs. Temperature
Rev. 1.11
100
16
14
12
10
90
80
70
60
50
8
6
4
2
0
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-50
-50
-50
R1223N332G
R1223N252A
Temperature Topt
Temperature Topt
0
0
Temperature Topt
0
R1223N252A
50
50
VIN15V
VIN13.2V
VIN8V
50
(°C)
L=27uH
VIN=3.7V
(°C)
(°C)
VIN=3.7V
100
100
- 15 -
100
10
140
130
120
110
100
8
6
4
2
0
90
80
70
60
-50
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-50
-50
R1223N332B
R1223N332H
0
Temperature Topt
Temperature Topt
0
Temperature Topt
0
R1223N332B
50
12345
50
VIN15V
VIN13.2V
VIN8V
50
(°C)
L=27uH
VIN=4.5V
(°C)
VIN=4.5
(°C)
100
100
100