TIGER ELECTRONIC CO.,LTD
1A Low Dropout Voltage Regulator With ON/OFF Control
KIA78RXX
DESCRIPTIONS：
The
KIA78RXX
is a low drop voltage regulator suitable for various electronic equip ment. The
output current is up to 1.0A and dropout voltage is 0.5V typ. at Io=1.0A. This regulator
has various function such as peak current protection, ther mal shut down, over voltage
protection and output disable function. The
KIA78RXX
i s a v a i l a b l e i n T O - 2 5 2 - 5 L
、
TO-220F-4 power package.
FEATURE S
1.0A ou tput low drop voltage regu lato r.
Built in ON/OFF control terminal.
Built in over current protection, over heat protection function.
BLOCK DIAGRAM
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KIA78RXX
PIN CONF IGUR ATI ON：
PIN FUNCTION
1. VIN
2. GND
3. VOUT
4. NC
5.
ON/OFF CONTROL
ORDERI N G INFOR MATION
：
Package Marking
KIA78R25FXX
KIA78R33FXX
KIA78R05FXX
KIA78R06FXX
KIA78R08FXX
KIA78R09FXX
KIA78R10FXX
KIA78R12FXX
KIA78R15FXX
KIA78R25API
KIA78R33API
KIA78R05API
KIA78R06API
KIA78R08API
KIA78R09API
KIA78R10API
KIA78R12API
KIA78R15API
Output Vo ltage
2.5V
3.3 V
5.0V
6.0V
8.0V
9.0 V
10.0V
12.0V
15.0V
2.5V
3.3 V
5.0V
6.0V
8.0V
9.0 V
10.0V
12.0V
15.0V
Package Type
TO-252-5L
TO-252-5L
TO-252-5L
TO-252-5L
TO-252-5L
TO-252-5L
TO-252-5L
TO-252-5L
TO-252-5L
TO-220F-4
TO-220F-4
TO-220F-4
TO-220F-4
TO-220F-4
TO-220F-4
TO-220F-4
TO-220F-4
TO-220F-4
ABSOLUTE MAXIMUM RATINGS
(Ta=25°C)
Characteristic
Input Voltage
ON/OF F Control Vo latge
Value
35
35
Unit
V
V
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KIA78RXX
Output Current
Power Dissipation 1 (no heatsink )
TO-252-5L
Power Dissipation 2 (with heatsink)
TO-220F-4
Junction Temp erature
Operating Te mperature
Storage Temperature
Soldering Te mperature (10sec)
15
125
-20
½
8 0
-30
½
1 25
260
°C
°C
°C
°C
1
1.5
10
W
A
W
ELECTRICAL CHARACTERISTICS
(unless otherwise specified: Io=0.5A,Ta=25°C)
Characteristics
Output Vo ltage
Load regulation
Line regu lation
Te mperature coefficient of
output voltage
Ripple rejection
Drop out vo ltage
Output ON state
voltage
Output ON state
current
Output
OFF
control voltage
Output
OFF
control current
for control
for control
state
state
for
for
Symbol
Vout
Rload
Rline
TcVo
R.R
V
D
V
C(ON)
I
C(ON)
V
C(OFF)
I
C(OFF)
I
Q
Vc=0.4Vo
Note1,Io=0
Vc=2.7V
Io=1A,Note3
Test conditions
Note1
Io=5 mA½ 2 A
Note2
T j = 0
½
12 5°C
Min
- 2 % Vo
Typ
Max
2%Vo
Unit
V
%
%
%/℃
dB
0.1
0.5
±0.02
45
55
2.0
2.5
±0.05
0.5
2.0
20
0.8
-0.4
10
V
V
µA
V
mA
mA
Quiescent cu rrent
Note:
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KIA78RXX
Note1
Note2
Vin=3.5~ 9.5V
Vin=4.3~ 1 0.3V
Vin=6~1 2V
Vin=7~1 5V
Vin=9~2 5V
Vin=10~ 25 V
Vin=11~ 26 V
Vin=13~ 29 V
Vin=16~ 32 V
Note3
Vout=0.9 5 Vo
KIA78R25
KIA78R33
KIA78R05
KIA78R06
KIA78R08
KIA78R09
KIA78R10
KIA78R12
KIA78R15
VIN=4.5V
Vin=5.0V
Vin=7.0V
Vin=8.0V
Vin=10V
Vin=15V
Vin=16V
Vin=18V
Vin=21V
TEST CIRCUIT
Standard Test Circuit
KIA78RXX
Ripple Rejection Test Circuit
KIA78RXX
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KIA78RXX
APPLICATION CIRCUIT
TO-252-5L：
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