Harman Kardon AVR 254, Service Manual

Page: 172 / 189

2004. 12. 9 1/5
SEMICONDUCTOR
TECHNICAL DATA
KIA278R00PI
BIPOLAR LINEAR INTEGRATED CIRCUIT
Revision No : 1
2A ADJUSTABLE LOW DROP VOLTAGE REGULATOR
The KIA278R00PI is a Low Drop Voltage Regulator suitable
for various electronic equipments. It provides constant voltage
power source with TO-220-4 terminal lead full molded PKG.
The Regulator has multi function such as over current protection,
overheat protection.
FEATURES
Adjustable Output Voltage (Range : 1.5~30V)
1.0A Output Low Drop Voltage Regulator.
Built in Over Current Protection, Over Heat Protection Function.
A
F
J
L
D
M
1 2 3 4
1
2
3
4
DC INPUT (V )
DC OUTPUT (V )
GND
ADJUSTABLE
TERMINAL
(V )
IN
O
ADJ
DIM MILLIMETERS
TO-220IS-4
10.00 0.20
15.00 0.20
2.70 0.20
0.60 0.10
Φ
3.20 0.20
3.50 0.10
A
B
C
D
E
F
G 15.70 0.20
0.40 0.10 H
14.3+0.2/-0.1
1.45 0.10
1.00 0.10
2.54
4.50 0.20
7.5 0.1
1.50 0.10
J
K
L
M
N
O
P
S
R
8
5
B
C
E
G
H
L
V
V
U T
K
N
O
R
S
P
+
_
+
_
+
_
1.30 0.1
3-1.00 0.1
1.30 0.1
T
U
V
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
MAXIMUM RATINGS (Ta=25 )
CHARACTERISTIC SYMBOL RATING UNIT Remark
Input Voltage
V
IN
35 V -
Output Current I
OUT
2 A -
Power Dissipation 1
P
D1
1.5 W No heatsink
Power Dissipation 2
P
D2
15 W with heatsink
Junction Temperature
T
j
150 -
Operating Temperature
T
opr
-20 80
-
Storage Temperature T
stg
-30 150
-
Soldering Temperature (10sec)
T
sol
260 -
172
AVR254
harman/kardon