R1161N081A Datasheet, PDF (4/44 Pages) RICOH electronics devices division – 3-MODE 300mA LDO REGULATOR

R1161x
PIN CONFIGURATIONS
SOT-23-5
5
4
SON-6
Top View
Bottom View
654
456
(mark side)
123
123
321
Top View
654
HSON-6
Bottom View
45 6
123
32 1
PIN DESCRIPTIONS
x SOT-23-5
Pin No
Symbol
Pin Description
1
VDD
Input Pin
2
GND
Ground Pin
3
CE or CE Chip Enable Pin
4
ECO
MODE alternative pin
5
VOUT
Output pin

SON-6, HSON-6
Pin No
1
2
3
4
5
6
Symbol
VDD
NC
VOUT
ECO
GND
CE or CE
Pin Description
Input Pin
No Connection
Output pin
MODE alternative pin
Ground Pin
Chip Enable Pin
* Tab in the parts have GND level.
(They are connected to the reverse side of this IC.)
Do not connect to other wires or land patterns.
ABSOLUTE MAXIMUM RATINGS
Symbol
Item
Rating
VIN
Input Voltage
6.5
VECO Input Voltage(ECO Pin)
-0.3 ~ 6.5
VCE
Input Voltage( CE /CE Pin)
-0.3 ~ 6.5
VOUT
Output Voltage
-0.3 ~ VIN+0.3
IOUT
Output Current
350
PD
Power Dissipation(SOT23-5)*
420
PD
Power Dissipation(SON-6)*
500
PD
Power Dissipation(HSON-6)*
900
Topt Operating Temperature Range
-40 ~ 85
Tstg Storage Temperature Range
-55 ~ 125
* ) For Power Dissipation, please refer to PACKAGE INFORMATION to be described.
Unit
V
V
V
V
mA
mW
qC
qC
4