NJU7250
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Low Dropout Voltage Regulator
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GENERAL DESCRIPTION
The NJU7250 series is low dropout voltage and high
precision positive voltage regulator with ON/OFF control.
This IC is suitable for the battery items because of low
operating current and 150mA output current.
Furthermore, this series is packaged with MTP5
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PACKAGE OUTLINE
NJU7250F
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FEATURES
Low Operating Current
Output Current
High Precision Output Voltage
Low Dropout Voltage
35
A typ.
150mA
Vo2%
0.2V typ.
@Io=100mA, 2.8V
Vo
3.3V
Standby Function
Short Current Protection Circuit
C-MOS Technology
Package Outline
MTP5
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OUTPUT VOLTAGE LINE-UP
Device Name
V
OUT
Device Name
V
OUT
NJU7250F25 2.5V
NJU7250F30 3.0V
NJU7250F27 2.7V
NJU7250F32 3.2V
NJU7250F28 2.8V
NJU7250F33 3.3V
NJU7250F29 2.9V
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TERMINAL DESCRIPTION
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PIN CONFIGURATION
No. Symbol
Function
1 V
IN
Input
2 GND
GND
3 STB
H: Regulation
L: Standby, Output off
4 NC
Non
Connection
5 V
OUT
Output
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EQUIVALENT CIRCUIT
1 5
2
3 4
Short Current
Protection Circuit
Vref
VIN
VOUT
STB
GND
GND
NJU7250
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ABSOLUTE MAXIMUM RATINGS
(Ta=25
C)
Parameter Symbol Ratings Unit
Input Voltage
V
IN
9 V
Control Voltage
V
CONT
GND-0.3
V
IN
+0.3
V
Output Voltage
V
OUT
GND-0.3
V
IN
+0.3
V
Output Current
I
OUT
200 mA
Power Dissipation
P
D
250
mW
Operating Temperature
Topr
-40
+85
C
Storage Temperature
Tstg
-40
+150
C
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ELECTRICAL CHARACTERISTICS
(C
IN
=0.1
F, C
O
=2.2
F, Ta=25
C)
Parameter Symbol
Condition
MIN.
TYP.
MAX.
Unit
Output Voltage
V
O
V
IN
=V
O
+1V, 1mA
I
O
30mA
-2% +2% V
1.5
V
O
1.7, V
IN
=V
O
+1V
100
Output Current
I
O
1.8
V
O
5.0, V
IN
=V
O
+1V
150
mA
V
O
=1.5V, I
O
=100mA 0.5
V
O
=1.6V, I
O
=100mA 0.4
V
O
=1.7V, I
O
=100mA 0.3
1.8
V
O
1.9, I
O
=100mA
0.60
1.40
2.0
V
O
2.4, I
O
=100mA
0.35
0.70
2.5
V
O
2.7, I
O
=100mA
0.24
0.35
2.8
V
O
3.3, I
O
=100mA
0.20
0.30
Dropout Voltage
V
IO
3.4
V
O
5.0, I
O
=100mA
0.17
0.26
V
Operating Current
I
Q
V
IN
=V
O
+1V, V
CONT(ON)
=V
IN
35
70
A
Standby Current
I
Q(OFF)
V
IN
=V
O
+1V, V
CONT(OFF)
=GND 0.1
1.0
A
Load Regulation
V
O
/
I
O
V
IN
=V
O
+1V, 1mA
I
O
80mA
12
40
mV
Line Regulation
V
O
/
V
IN
V
OUT
V
IN
=V
O
+0.5V
8V, I
O
=30mA
0.05
0.2
%/V
Output Voltage
Temperature Coefficient
V
O
/
T -40
Ta
+85
C, I
O
=10mA
100
ppm/
C
Input Voltage
V
IN
8
V
Short Current Limit
I
LIM
V
O
=0V
50
mA
Pull-down Resistance
RPD
2.5
5
10
M
H Level Control Voltage V
CONT(ON)
1.5
V
IN
V
L Level Control Voltage V
CONT(OFF)
0
0.25
V
Output Noise Voltage
V
NO
f=10Hz
100kHz
30
V/rms
NJU7250
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TEST CIRCUIT
1. Output Voltage, Output Current, Dropout Voltage,
2. Input Voltage
Operating Current, Line Regulation, Line Regulation,
Output Voltage Temperature Coefficient,
Short Current Limit
3. Standby Current
4. H Level Control Voltage,
L Level Control Voltage,
Pull-down Resistance
[CAUTION]
The specifications on this databook are only
given for information , without any guarantee
as regards either mistakes or omissions. The
application circuits in this databook are
described only to show representative usages
of the product and not intended for the
guarantee or permission of any right including
the industrial rights.
A
V
IN
STB
GND
V
OUT
A
V
V
A
V
IN
STB
GND
V
OUT
A
V
V
A
V
IN
STB
GND
V
OUT
A
V
V
A
V
IN
STB GND
V
OUT
V
A
V
IN
STB GND
V
OUT
V
A
V
IN
STB GND
V
OUT
V
A
V
IN
STB GND
V
OUT
V
A
V
IN
STB GND
V
OUT
V
A
V
IN
STB GND
V
OUT
V
V
IN
STB
GND
V
OUT
V
A
V
IN
STB
GND
V
OUT
V
A
V
IN
STB
GND
V
OUT
V
A
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