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Datasheet> All Categories > Power/power management> The power supply circuit> KIA278R00PI-U/PU
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KIA278R00PI-U/PU

Description
Adjustable Positive LDO Regulator,
CategoryPower/power management    The power supply circuit   
File Size106KB，5 Pages
ManufacturerKEC
Websitehttp://www.keccorp.com/
Download Datasheet Parametric View All

KIA278R00PI-U/PU Overview

Adjustable Positive LDO Regulator,

KIA278R00PI-U/PU Parametric

Parameter NameAttribute value
MakerKEC
package instructionTO-220, SIP5,.1TB
Reach Compliance Codeunknown
AdjustabilityADJUSTABLE
Maximum drop-back voltage 10.5 V
JESD-30 codeR-XSFM-T4
Maximum grid regulation rate (%/V)0.147058
Maximum load regulation (%)2%
Number of functions1
Output times1
Number of terminals5
Working temperatureTJ-Max150 °C
Working temperature TJ-Min-40 °C
Maximum output voltage 130 V
Minimum output voltage 11.5 V
Package body materialUNSPECIFIED
encapsulated codeTO-220
Encapsulate equivalent codeSIP5,.1TB
Package shapeRECTANGULAR
Package formFLANGE MOUNT
Regulator typeADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR
Filter levelAEC-Q101
surface mountNO
technologyBIPOLAR
Terminal formTHROUGH-HOLE
Terminal locationSINGLE

KIA278R00PI-U/PU Preview

SEMICONDUCTOR
TECHNICAL DATA
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.
A
KIA278R00PI
BIPOLAR LINEAR INTEGRATED CIRCUIT
C
E
O
L
V
T
V
・Adjustable
Output Voltage (Range : 1.5~30V)
・2.0A
Output Low Drop Voltage Regulator.
・Built
in Over Current Protection, Over Heat Protection Function.
・Suffix
U
: Qualified to AEC-Q101.
ex) KIA278R00PI-U/PU
P
1
2
3
4
M
J
FEATURES
L
K
U
S
R
H
D
DIM MILLIMETERS
_
A
10.00 + 0.20
_ 0.20
15.00 +
B
_
C
2.70 + 0.20
_
D
0.60 + 0.10
_
E
Φ3.20
+ 0.20
_
3.50 + 0.10
F
_
15.70 + 0.20
G
_
+ 0.10
H
0.40
14.3+0.2/-0.1
J
_
1.45 + 0.10
K
_
L
1.00 + 0.10
2.54
M
_
N
4.50 + 0.20
_
O
7.5+ 0.1
_ 0.10
1.50 +
P
R
S
T
U
V
5
8
_
1.30 + 0.1
B
G
F
N
_
3-1.00 + 0.1
_ 0.1
1.30 +
1
2
3
4
INPUT (V
IN
)
OUTPUT (V
O
)
GND
ADJUSTABLE TERMINAL (V
ADJ
)
TO-220IS-4
℃
MAXIMUM RATINGS (Ta=25℃)
CHARACTERISTIC
Input Voltage
Output Current
Power Dissipation 1
Power Dissipation 2
Operating Junction Temperature
Storage Temperature
Soldering Temperature (10sec)
SYMBOL
V
IN
I
OUT
P
D1
P
D2
T
J(opr)
T
stg
T
sol
RATING
35
2
1.5
15
-40~150
-45½150
260
UNIT
V
A
W
W
℃
℃
℃
Remark
-
-
No heatsink
with heatsink
-
-
-
2019. 01. 08
Revision No : 5
1/5
KIA278R00PI
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, V
IN
=15V, V
O
=10V, I
O
=1A, R
1
=470Ω (Note1 : V
IN
=0.95V
out
))
CHARACTERISTIC
Input Voltage
Output Voltage
Load Regulation
Line Regulation
Ripple Rejection
Reference Voltage
Temperature cofficient of reference Voltage
DropOut Voltage
Quiescent Current
SYMBOL
V
IN
V
O
Reg Load
Reg Line
R・R
V
ref
T
C
V
ref
V
D
I
Q
T
j
=0~125℃
I
O
=2A
I
O
=0A
(Note1)
CONDITIONS
-
R
2
=76Ω to 10.5kΩ
I
O
=5mA½2A
V
IN
=11V~28V
C
ref
=0
C
ref
=3.3μ
F
-
Refer to Fig.2
55
1.26
-
-
-
65
1.29
±1.0
-
-
-
1.32
-
0.5
10
V
%
V
mA
MIN.
4.5
1.5
-
-
45
TYP.
-
-
-
-
55
MAX.
35
30
2.0
2.5
-
dB
UNIT
V
V
%
%
BLOCK DIAGRAM
V
IN
1
2
V
OUT
-
+
4
Adj.
BANDGAP
REFERENCE
ASO
PROTECTION
OVER HEAT
PROTECTION
3
GND
2019. 01. 08
Revision No : 5
2/5
KIA278R00PI
Fig. 1 Standard Test Circuit
1
2
R2
A
4
I
o
V
IN
0.33μF
3
R1
470Ω
47μF
R
L
V
A
I
q
V
OUT
= V
ref
x
( 1 + R2 ) = 1.29
x
( 1 + R2 )
R1
R1
Fig. 2 Ripple Rejection Circuit
1
+
_
2
R2
Cref
3.3μF
47μF
A
R1
470Ω
R
L
f=120Hz(sine wave)
ei=0.5Vrms
RR=20log(ei/eo)
I
o
ein
4
3
A
+
_
0.33μF
V
V
IN
I
Q
2019. 01. 08
Revision No : 5
3/5
KIA278R00PI
Fig. 3 Ta - P
D
RELATIVE OUTPUT VOLTAGE (%)
20
100
80
60
40
20
0
0
1.0
PD 1 : No heat sink
PD 2 : With infinite heat sink
Fig. 4 I
O
- V
O
POWER DISSIPATION (W)
15
P
D
2
10
5
P
D
1
0
-25
0
50
100
150
2.0
3.0
4.0
AMBIENT TEMPERATURE Ta ( C)
Note) Oblique line portion : Overheat
protection may operate in this
area.
OUTPUT CURRENT I
O
(A)
Fig. 5 T
j
-
10
R1=470Ω, R2=3.2KΩ
V
IN
=15V
I
O
=1.0A
V
O
15
Fig. 6 V
IN
- V
OUT
R1=470Ω, R2=3.2KΩ
T
j
= 25 C
5
OUTPUT VOLTAGE V
O
(V)
REFERENCE VOLTAGE
DEVIATION V
ref
(mV)
10
R
L
=
0
5
R
L
= 5Ω
-5
-10
-25
0
0
25
50
75
100
125
0
5
10
15
JUNCTION TEMPERATURE T
j
( C)
INPUT VOLTAGE V
IN
(V)
Fig. 7 T
j
- V
D
QUIESCENT CURRENT Iq (mA)
0.5
10
V
IN
= 35V
I
O
= 0
Fig. 8 T
j
- I
q
DROPOUT VOLTAGE V
D
(V)
0.4
0.3
0.2
I
O
=1A
I
O
=2A
I
O
=1.5A
8
6
4
2
0.1
0
-25
I
O
=0.5A
0
-25
0
25
50
75
100
125
0
25
50
75
100
125
JUNCTION TEMPERATURE T
j
( C)
JUNCTION TEMPERATURE T
j
( C)
2019. 01. 08
Revision No : 5
4/5
KIA278R00PI
Fig. 9 f - RR
80
80
Cref=3.3μF
Cref=0
Fig. 10 I
O
- RR
RIPPLE REJECTION RR (dB)
70
60
50
40
30
20
10
0
0.1
RIPPLE REJECTION RR (dB)
70
Cref=3.3μF
60
Cref=0
50
40
30
R1=470Ω, R2=3.2KΩ
T
j
=25 C
ei=0.5Vrms
f = 120Hz (sine wave)
RR=20 log (ei/eo)
R1=470Ω, R2=3.2KΩ
I
O
=1A
T
j
=25 C
ei=0.5Vrms
RR=20 log (ei/eo)
1
10
100
0.1
0.5
1.0
INPUT RIPPLE FREQUENCY f (kHz)
OUTPUT CURRENT I
O
(A)
2019. 01. 08
Revision No : 5
5/5
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