R1212D002A RICOH [RICOH electronics devices division], R1212D002A Datasheet - Page 3

• Manufacturer Part Number: R1212D002A
• Description: STEP-UP DC/DC CONTOLLER
• Manufacturer: RICOH [RICOH electronics devices division]

PIN CONFIGURATION
PIN DESCRIPTION
ABSOLUTE MAXIMUM RATINGS
∗1) For Power Dissipation, please refer to PACKAGE INFORMATION to be described.
Symbol
V
V
I
Topt
Tstg
V
V
REFOUT
V
I
V
ROUT
I
V
AMP
P
EXT
AMP
DTC
EXT
DLY
Pin No
FB
IN
D
1
2
3
4
5
6
7
8
V
EXT Pin Output Voltage
DELAY Pin Voltage
V
AMPOUT Pin Voltage
DTC Pin Voltage
V
AMPOUT Pin Current
V
EXT Pin Inductor Drive Output Current
Power Dissipation (SON-8)*
Operating Temperature Range
Storage Temperature Range
IN
REFOUT
FB
REFOUT
AMPOUT
Symbol
DELAY
V
Pin Voltage
Pin Voltage
GND
DTC
EXT
REFOUT
V
V
8 7 6 5
1 2 3 4
Top View
FB
IN
Pin Voltage
Pin Current
External FET Drive Pin (CMOS Output)
Ground Pin
Pin for Setting Maximum Duty Cycle and Soft start time
Pin for External Capacitor
(for Setting Output Delay of Protection)
Feedback Pin for monitoring Output Voltage
Reference Voltage Output Pin
Amplifier Output Pin
Power Supply Pin for the IC
Item
SON-8
1
∗
∗
Bottom View
5 6 7 8
4 3 2 1
Description
−0.3 ~ V
−0.3 ~ V
−0.3 ~ V
−0.3 ~ V
−0.3 ~ V
−0.3 ~ V
∗
−55 ~ +125
−40 ~ +85
Rating
480
±10
±80
6.5
30
IN
IN
IN
IN
IN
IN
+0.3
+0.3
+0.3
+0.3
+0.3
+0.3
(GND=0V)
R1212D
Unit
mW
mA
mA
°C
°C
V
V
V
V
V
V
V
V
3