KEC 278R12

SEMICONDUCTOR
KIA278R05PI~KIA278R15PI
TECHNICAL DATA
BIPOLAR LINEAR INTEGRATED CIRCUIT
4 TERMINAL 2A OUTPUT LOW DROP
VOLTAGE REGULATOR
C
A
F
The KIA278Rᴧᴧ 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.
O
G
B
E
S
V
V
L
L
K
U
T
H
J
FEATURES
R
ᴌ2.0A Output Low Drop Voltage Regulator.
D
ᴌBuilt in ON/OFF Control Terminal.
ᴌBuilt in Over Current Protection, Over Heat
DIM MILLIMETERS
_ 0.20
A
10.00 +
_ 0.20
15.00 +
B
_ 0.20
C
2.70 +
_ 0.10
D
0.60 +
_ 0.20
E
Φ3.20 +
_ 0.10
3.50 +
F
_ 0.20
15.70 +
G
_ 0.10
H
0.40 +
14.3+0.2/-0.1
J
_ 0.10
1.45 +
K
_ 0.10
L
1.00 +
2.54
M
_ 0.20
N
4.50 +
_ 0.1
O
7.5+
_ 0.10
1.50 +
P
R
S
M
T
U
V
N
Protection Function.
1
2
3
4
P
1
2
3
4
LINE UP
ITEM
OUTPUT VOLTAGE (Typ.)
KIA278R05PI
5
KIA278R06PI
6
KIA278R08PI
8
KIA278R09PI
9
KIA278R10PI
10
KIA278R12PI
12
* KIA278R15PI
15
5
8
_ 0.1
1.30 +
_ 0.1
3-1.00 +
_ 0.1
1.30 +
DC INPUT (V IN )
DC OUTPUT (VO )
GND
ON/OFF CONTROL
UNIT
TO-220IS-4
V
* Note) * : Under Development.
MAXIMUM RATING (Ta=25ᴱ)
CHARACTERISTIC
SYMBOL
RATING
UNIT
Remark
Input Voltage
VIN
35
V
-
ON/OFF Control Voltage
VC
35
V
-
Output Current
IO
2
A
-
Power Dissipation 1
Pd1
1.5
W
No heatsink
Power Dissipation 2
Pd2
15
W
with heatsink
Junction Temperature
Tj
125
ᴱ
-
Operating Temperature
Topr
-20ᴕ80
ᴱ
-
Storage Temperature
Tstg
-30ᴕ125
ᴱ
-
Soldering Temperature (10sec)
Tsol
260
ᴱ
-
2001. 6. 28
Revision No : 3
1/7
KIA278R05PI~KIA278R15PI
ELECTRICAL CHARACTERISTICS (Ta=25ᴱ)
(Unless otherwise specified, IO=1.0A, Ta=25ᴱ, Note1.)
CHARACTERISTIC
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
KIA278R05
-
4.88
5.0
5.12
KIA278R06
-
5.85
6.0
6.15
-
7.80
8.0
8.2
-
8.78
9.0
9.22
KIA278R10
-
9.75
10.0
10.25
KIA278R12
-
11.70
12.0
12.30
KIA278R15
-
14.70
15.0
15.30
0.1
2.0
KIA278R08
Output Voltage
KIA278R09
VO
UNIT
V
Load Regulation
Reg Load
IO=5mAᴕ2A
-
Line Regulation
Reg Line
(Note 2)
-
0.5
2.5
%
Tj=0ᴕ125ᴱ
-
ᴦ0.02
ᴦ0.05
%/ᴱ
45
55
-
dB
-
-
0.5
V
2.0
-
-
V
-
-
20
Ọ
A
Temperature Coefficient of Output Voltage
TCVO
Ripple Rejection
RᴌR
Drop Out Voltage
VD
IO=2A
VC(ON)
Output ON state for control Voltage
Output ON state for control Current
IC(ON)
Output OFF state for control Voltage
VC(OFF)
Output OFF state for control Current
IC(OFF)
IQ
Quiescent Current
Note1) VIN of KIA278R05=7V
VC=2.7V
-
%
-
-
0.8
V
VC=0.4V0
-
-
-0.4
mA
IO=0
-
-
10
mA
Note2) VIN of KIA278R05=6ᴕ12V
" KIA278R06=8V
"
KIA278R06=7ᴕ15V
" KIA278R08=10V
"
KIA278R08=9ᴕ25V
" KIA278R09=15V
"
KIA278R09=10ᴕ25V
" KIA278R10=16V
"
KIA278R10=11ᴕ26V
" KIA278R12=18V
"
KIA278R12=13ᴕ29V
" KIA278R15=21V
"
KIA278R15=16ᴕ32V
Note3) At VIN=0.95VO
BLOCK DIAGRAM
2 Vo
VIN 1
+
BANDGAP
REFERENCE
4
ASO
PROTECTION
OUTPUT ON/OFF
CONTROL
Control
OVER HEAT
PROTECTION
3
GND
2001. 6. 28
Revision No : 3
2/7
KIA278R05PI~KIA278R15PI
Fig. 1 Standard Test Circuit
47µF
V IN
1
Vo
2
KIA278RXXPI
4
Vc
3
Io
A
A
0.33µF
A
V
RL
Ic
Iq
Fig. 1-2 Ripple Rejection Test Circuit
1
2
KIA278RXXPI
4
ei
3
RL
47µF
V IN
0.33µF
V
eo
f=120Hz(sine wave)
ei=0.5Vrms
RR=20log(ei/eo)
Fig. 2 Application Circuit for Standard
1
2
Specific IC
Vo
Co
Load
V IN
3
4
ON/OFF
signal
High or Open:Output ON
:Output OFF
Low
CMOS or TTL
2001. 6. 28
Revision No : 3
3/7
KIA278R05PI~KIA278R15PI
Fig.4 I O - VO
POWER DISSIPATION PD (W)
20
RELATIVE OUTPUT VOLTAGE (%)
Fig.3 Ta - PD
P D1:No heat sink
p D 2:With infinite heat sink
PD 2
15
10
5
P D1
0
-25
0
50
100
150
100
80
60
40
20
0
0
1.0
AMBIENT TEMPERATURE Ta ( C)
2.0
3.0
4.0
OUTPUT CURRENT I O (A)
Note) Oblique line portion : Overheat
protection may operate in this
area.
Vo (mV)
150
Fig.5-2 T j - Vo (KIA278R08)
Vo (KIA278R05)
VIN =7V
I O =0.5A
100
50
0
-50
-100
-25
0
25
50
75
100
125
OUTPUT VOLTAGE DEVIATION
OUTPUT VOLTAGE DEVIATION
Vo (mV)
Fig.5-1 T j -
200
VIN =10V
150
I O =0.5A
100
50
0
-50
-100
-150
-25
JUNCTION TEMPERATURE T j ( C)
Vo (mV)
VIN =15V
I O =0.5A
100
50
0
-50
-100
-150
-25
0
25
50
75
100
JUNCTION TEMPERATURE T j ( C)
2001. 6. 28
Revision No : 3
50
75
100
125
Fig.5-4 T j - Vo (KIA278R12)
Vo (KIA278R09)
200
150
25
JUNCTION TEMPERATURE T j ( C)
125
OUTPUT VOLTAGE DEVIATION
OUTPUT VOLTAGE DEVIATION
Vo (mV)
Fig.5-3 T j -
0
250
200
150
VIN =18V
I O =0.5A
100
50
0
-50
-100
-150
-200
-25
0
25
50
75
100
125
JUNCTION TEMPERATURE T j ( C)
4/7
KIA278R05PI~KIA278R15PI
Fig.6-1 VIN - Vo (KIA278R05)
Vo (KIA278R15)
250
8
VIN =21V
I O =0.5A
200
OUTPUT VOLTAGE Vo (V)
OUTPUT VOLTAGE DEVIATION Vo (mV)
Fig.5-5 T j -
150
100
50
0
-50
-100
-150
-200
7
6
RL=
5
R L =5Ω
4
R L =2.5Ω
3
2
1
0
-25
0
25
50
75
100
125
0
JUNCTION TEMPERATURE T j ( C)
10
10
OUTPUT VOLTAGE Vo (V)
OUTPUT VOLTAGE Vo (V)
8
Fig.6-3 VIN -V o (KIA278R09)
10
RL=
R L =4Ω
5
RL=8Ω
R L=
5
R L =9Ω
R L =4.5Ω
0
0
5
0
10
15
5
0
INPUT VOLTAGE V IN (V)
10
15
INPUT VOLTAGE V IN (V)
Fig.6-4 VIN -Vo (KIA278R12)
Fig.6-5 VIN -Vo (KIA278R15)
20
20
OUTPUT VOLTAGE V o (V)
OUTPUT VOLTAGE Vo (V)
6
INPUT VOLTAGE V IN (V)
Fig.6-2 VIN -Vo (KIA278R08)
15
R L=
10
R L =12Ω
R L =6Ω
5
15
R L=
10
R L =15Ω
R L =7.5Ω
5
0
0
0
5
10
15
INPUT VOLTAGE V IN (V)
2001. 6. 28
4
2
Revision No : 3
20
25
0
5
10
15
20
25
INPUT VOLTAGE V IN (V)
5/7
Fig.7-1 VIN -I BIAS (KIA278R05)
40
30
20
R L =2.5Ω
R L =5Ω
10
R L=
0
0
5
10
CIRCUIT OPERATING CURRENT I BIAS (mA)
CIRCUIT OPERATING CURRENT I BIAS (mA)
KIA278R05PI~KIA278R15PI
Fig.7-2 V IN -I
30
20
R L =4Ω
R L =8Ω
10
RL=
0
0
5
CIRCUIT OPERATING CURRENT I BIAS (mA)
CIRCUIT OPERATING CURRENT I BIAS (mA)
30
20
RL=4.5Ω
RL=9Ω
R L=
0
15
10
40
RL=
RL=12Ω
30
20
RL=6Ω
RL=12Ω
R L=
0
5
0
10
15
20
25
INPUT VOLTAGE V IN (V)
Fig.8 T j - VD
Fig.7-7 VIN - I BIAS (KIA278R15)
40
0.5
RL=
DROPOUT VOLTAGE VD (V)
CIRCUIT OPERATING CURRENT I BIAS (mA)
R L=6Ω
10
INPUT VOLTAGE VIN (V)
RL=12Ω
30
20
R L=7.5Ω
R L=7.5Ω
R L=15Ω
10
R L=
0
0.4
I O =2A
0.3
I O=1.5A
0.2
I O=1A
0.1
I O =0.5A
0
0
5
10
15
INPUT VOLTAGE V IN (V)
2001. 6. 28
15
Fig.7-6 V IN - I BIAS (KIA278R12)
40
5
10
INPUT VOLTAGE V IN (V)
Fig.7-4 VIN - I BIAS (KIA278R09)
0
(KIA278R08)
40
INPUT VOLTAGE VIN (V)
10
BIAS
Revision No : 3
20
25
-25
0
25
50
75
100
125
JUNCTION TEMPERATURE T j ( C)
6/7
KIA278R05PI~KIA278R15PI
Fig.9 T j - I q
80
10
V IN =35V
IO =0
8
RIPPLE REJECTION RR (dB)
QUIESCENT CURRENT I q (mA)
Fig. 10-1 f - RR
6
4
2
70
60
50
40
IO =0.5A,ei=0.5V rms
VIN =7V(KIA278R05)
VIN =10V(KIA278R08)
VIN =15V(KIA278R09)
VIN =18V(KIA278R12)
VIN =21V(KIA278R15)
30
20
10
0
0
-25
0
25
50
75
100
125
0.1
1
10
100
INPUT RIPPLE FREQUENCY f (kHz)
JUNCTION TEMPERATURE Tj ( C)
Fig.10-2 I O - RR
RIPPLE REJECTION RR (dB)
70
60
50
f=120Hz,ei=0.5Vrms
C ref =3.3µF
VIN =7V(KIA278R05)
VIN =10V(KIA278R08)
VIN =15V(KIA278R09)
VIN =18V(KIA278R12)
VIN =21V(KIA278R15)
40
30
20
0.1
0.5
1.0
1.5
2.0
OUTPUT CURRENT I O (A)
2001. 6. 28
Revision No : 3
7/7