R1223N152A RICOH [RICOH electronics devices division], R1223N152A Datasheet - Page 3

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

n n n n PIN CONFIGURATION
n PIN DESCRIPTION
n n n n ABSOLUTE MAXIMUM RATINGS
Rev. 1.11
Pin No.
1
2
3
4
5
Symbol
V
V
Topt
Tstg
V
I
V
PD
EXT
OUT
EXT
CE
IN
Symbol
V
GND
EXT
CE
V
OUT
IN
V
EXT Pin Output Voltage
CE Pin Input Voltage
V
EXT Pin Inductor Drive Output Current
Power Dissipation
Operating Temperature Range
Storage Temperature Range
IN
OUT
Supply Voltage
Pin Input Voltage
Chip Enable Pin
Ground Pin
Pin for Monitoring Output Voltage
External Transistor Drive Pin
Power Supply Pin
l
V
CE GND V
5
SOT-23-5
1
IN
(mark side)
Item
2
- 3 -
EXT
4
3
OUT
Description
-0.3~V
-0.3~V
-0.3~V
-55~+125
-40~+85
Rating
±25
250
15
IN
IN
IN
+0.3
+0.3
+0.3
12345
Unit
mW
mA
°C
°C
V
V
V
V