KEC KIA378R37PI, KIA378R35PI, KIA378R33PI, KIA378R30PI, KIA378R25PI Datasheet
SEMICONDUCTOR
KIA378R25PI~KIA378R37PI
TECHNICAL DATA
4 TERMINAL 3A OUTPUT LOW DROP
VOLTAGE REGULATOR
The KIA378Rᴧᴧ Series are 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 and ON/OFF control.
FEATURES
ᴌ3.0A Output Low Drop Voltage Regulator.
ᴌBuilt in ON/OFF Control Terminal.
ᴌBuilt in Over Current Protection, Over Heat
Protection Function.
LINE UP
ITEM OUTPUT VOLTAGE (Typ.) UNIT
* KIA378R25PI 2.5
BIPOLAR LINEAR INTEGRATED CIRCUIT
C
O
S
H
DIM
A
B
C
D
E
F
G
H
J
R
K
L
M
N
O
P
R
S
T
U
V
DC INPUT (V )
1
DC OUTPUT (V )
2
GND
3
ON/OFF CONTROL
4
MILLIMETERS
_
+
10.00 0.20
_
+
15.00 0.20
_
+
2.70 0.20
_
+
0.60 0.10
_
+
Φ3.20 0.20
_
+
3.50 0.10
_
+
15.70 0.20
_
+
0.40 0.10
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
5
8
_
+
1.30 0.1
_
+
3-1.00 0.1
_
+
1.30 0.1
IN
O
E
B
L
J
P
A
V
V
T
M
1234
F
G
L
K
U
D
N
TO-220IS-4
* KIA378R30PI 3.0
* KIA378R33PI 3.3
* KIA378R35PI 3.5
* KIA378R37PI 3.7
* Note) * : Under Development.
MAXIMUM RATING (Ta=25ᴱ)
CHARACTERISTIC SYMBOL RATING UNIT Remark
Input Voltage
ON/OFF Control Voltage
Output Current
Power Dissipation 1
Power Dissipation 2
Junction Temperature
Operating Temperature
Storage Temperature
Soldering Temperature (10sec)
V
V
IN
V
C
I
O
P
d1
P
d2
T
j
T
opr
T
stg
T
sol
15 V -
15 V -
3 A -
1.5 W No heatsink
15 W with heatsink
125
-20ᴕ80
-30ᴕ125
260
ᴱ
ᴱ
ᴱ
ᴱ
-
-
-
-
2001. 6. 28 1/5
Revision No : 1
KIA378R25PI~KIA378R37PI
ELECTRICAL CHARACTERISTICS (Ta=25ᴱ)
(Unless otherwise specified, I
CHARACTERISTIC SYMBOL CONDITIONS MIN. TYP. MAX. UNIT
Output Voltage
Load Regulation Reg Load
Line Regulation Reg Line (Note 2) - 0.5 2.5 %
Temperature Coefficient of Output Voltage
Ripple Rejection
Drop Out Voltage
Output ON state for control Voltage
Output ON state for control Current
Output OFF state for control Voltage
Output OFF state for control Current
Quiescent Current
Note1) VINof KIA378R25=4.2V Note2) VINof KIA378R25=3.2ᴕ10V Note3) At VIN=0.95V
" KIA378R30=4.7V " KIA378R30=3.7ᴕ10V
" KIA378R33=5.0V " KIA378R33=4.0ᴕ10V
" KIA378R35=5.2V " KIA378R35=4.2ᴕ10V
" KIA378R37=5.4V " KIA378R37=4.4ᴕ10V
=1.0A, Ta=25ᴱ, Note1.)
O
KIA378R25
- 2.438 2.50 2.562
KIA378R30 - 2.925 3.00 3.075
KIA378R33 - 3.220 3.30 3.380
V
O
KIA378R35 - 3.413 3.50 3.587
KIA378R37 - 3.608 3.70 3.792
TCV
RᴌR
V
V
C(ON)
I
C(ON)
V
C(OFF)
I
C(OFF)
I
IO=5mAᴕ3A
O
Tj=0ᴕ125ᴱ
- 45 55 - dB
D
IO=3A
- 2.0 - - V
VC=2.7V
- - - 0.8 V
VC=0.4V
Q
IO=0
- 0.1 2.0 %
-
ᴦ0.02 ᴦ0.05 %/ᴱ
- - 0.5 V
- - 20
- - -0.4 mA
- - 10 mA
O
V
ỌA
BLOCK DIAGRAM
V
IN
Control
1
4
BANDGAP
REFERENCE
OUTPUT ON/OFF
CONTROL
ASO
PROTECTION
OVER HEAT
PROTECTION
3
GND
V
2
o
-
+
2001. 6. 28 2/5
Revision No : 1
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