NIKO-SEM
FEATURES
Low Power-Loss
Voltage Regulators
L1481T-5
TO-220
Low power-loss(Dropout voltage:Max.0.5
V@
IO=1A)
Line-up for 5V and 9V output type
Compact resin package(TO-220 package)
High-precision output voltage type
(Output voltage precision:
鹵3.0%)
Built-in ON/OFF control function
Built-in overcurrent protection, overheat
protection, ASO protection circuit
Lead forming type is also available.
4 . 6 鹵
1 0 . 0 5 M A X .
4 - (
0 . 2
1 . 2 )
2 . 8 5 鹵
0 . 2
0 . 2
0 . 2
7 . 6
2 9 . 1 M A X .
N I K O
L 1 4 8 1 T - X
X X X X X X X X
3 . 6 鹵
3 . 4 鹵
0 . 2
0 . 5
E p o x y r e s i n
( 1 . 5 )
4 - ( 1 . 1 5 鹵
0 . 2 )
4 . 5 M A X .
( 0 . 6 )
4 - ( 0 . 6 5 鹵
0 . 2 )
3 - ( 2 . 5 )
鹵
APPLICATIONS
1
1 4 . 1 M I N .
( ) : T y p i c a l d i m e n s i o n s
2
3
4
Power supplies for varies electronic
equipment such as AV, OA equipment
I n t e r n a l c o n n e c t i o n d i a g r a m
1
2
1
2
S p e c i f i c I C
3
4
4
3
D C
D C
G N
O N
D
i n p u t ( V i n )
o u t p u t ( V o )
/ O F F c o n t r o l t e r m i n a l ( V c )
TYPICAL APPLICATION
U1
L1481
Vin
C1
100uF/25V
1
3
2
4
C2
330uF/16V
Vout
ON/OFF signal
High or Open: Output ON
Low: Output OFF
- Basic Adjustable Regulator Circuit -
1 5 . 5
鹵
1
JUL-15-2002