NJU7223
500mA Low Dropout Voltage Regulator
■ GENERAL DESCRIPTION ■ PACKAGE OUTLINE
The NJU7223 series is a high precision output voltage,
low drop output, low current consumption and high output
current 3-terminal positive voltage regulator with a over
current protection and a thermal shutdown.
Low dropout voltage is realized at high current output.
■ FEATURES
●High Precision Output Voltage ±2%
●High Output Current Io(max.)=500mA
●Low Current Consumption 30µA
●Low Dropout Voltage ∆V
IO
=0.4V typ. (Io=0.5A,Vo=5V)
●Internal Over Current Protection
●Internal Thermal Shutdown Protection
●Package Outline TO-220F, TO-252
●C-MOS Technology
■ OUTPUT VOLTAGE LINE-UP
V
OUT
TO-220F TO-252
+1.8V NJU7223F18 NJU7223DL1-18
+2.5V NJU7223F25 NJU7223DL1-25
+3.0V NJU7223F30 NJU7223DL1-30
+3.3V NJU7223F33 NJU7223DL1-33
+5.0V NJU7223F50 NJU7223DL1-50
■ EQUIVALENT CIRCUIT
V
OUT
GND
V
IN
Over Current Protection
GND
V
REF
Thermal shutdown
Protection
NJM7223F NJU7223DL1
1.V
OUT
2.V
IN
3.GND
2
1
3
1 2 3
NJU7223
■ ABSOLUTE MAXIMUM RATINGS (Ta=25°C)
PARAMETER SYMBOL RATINGS UNIT
Input Voltage V
IN
+18 V
Output Voltage V
OUT
GND−0.3 ∼ V
IN
+0.3 V
Output Current I
OUT
700 mA
Power Dissipation P
D
TO-220F
TO-252
7.5(Tc≤85°C)
7.5(Tc≤56°C)
1.0(Ta=25°C)
W
Operating
Temperature Range Topr −40 ∼ 85 °C
Storage
Temperature Range Tstg −55 ∼ 150 °C
■ TEST CIRCUIT
ＮＪU7223
V
IN
V
OUT
GND
0.1uF 0.1uF
DC VI
OUT
+ +
NJU7223
■ ELECTRICAL CHARACTERISTICS (C
IN
=Co=0.1uF, Tj=25°C)
Measurement is to be conducted in pulse testing.
PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT
Vo=1.8V Version
Output Voltage
V
O
V
IN
=3.8V, Io=300mA
1.764
1.80
1.836
V
Input Voltage V
IN
- - 14 V
Dropout Voltage ∆V
IO
Io=150mA - 0.4 0.6 V
Line Regulation ∆Vo/∆V
IN
·Vo V
IN
=2.8V ∼ 12.0V - 0.10 - %/V
Load Regulation ∆Vo/∆Io V
IN
=3.8V, Io=1 ∼ 500mA - 120 160 mV
Quiescent Current I
DD
V
IN
=3.8V - 30 60 uA
Ripple Rejection RR V
IN
=3.8V, ein=1V
P
-
P
f=120Hz, Io=300mA - 57 - dB
Output Noise Voltage V
NO
V
IN
=3.8V, Io=300mA
BW=10Hz ∼ 100kHz - 65 - uV
Vo=2.5V Version
Output Voltage
V
O
V
IN
=4.5V, Io=300mA
2.45
2.50
2.55
V
Input Voltage V
IN
- - 14 V
Dropout Voltage ∆V
IO
Io=300mA - 0.4 0.6 V
Line Regulation ∆Vo/∆V
IN
·Vo V
IN
=3.5V ∼ 12.0V - 0.10 - %/V
Load Regulation ∆Vo/∆Io V
IN
=4.5V, Io=1 ∼ 500mA - 120 160 mV
Quiescent Current I
DD
V
IN
=4.5V - 30 60 uA
Ripple Rejection RR V
IN
=4.5V, ein=1V
P
-
P
f=120Hz, Io=300mA - 57 - dB
Output Noise Voltage V
NO
V
IN
=4.5V, Io=300mA
BW=10Hz ∼ 100kHz - 110 - uV
Vo=3.0V Version
Output Voltage
V
O
V
IN
=5.0V, Io=300mA
2.94
3.00
3.06
V
Input Voltage V
IN
- - 14 V
Dropout Voltage ∆V
IO
Io=300mA - 0.4 0.6 V
Line Regulation ∆Vo/∆V
IN
·Vo V
IN
=4.0V ∼ 12.0V - 0.10 - %/V
Load Regulation ∆Vo/∆Io V
IN
=5.0V, Io=1 ∼ 500mA - 120 160 mV
Quiescent Current I
DD
V
IN
=5.0V - 30 60 uA
Ripple Rejection RR V
IN
=5.0V, ein=1V
P
-
P
f=120Hz, Io=300mA - 57 - dB
Output Noise Voltage V
NO
V
IN
=5.0V, Io=300mA
BW=10Hz ∼ 100kHz - 115 - uV
NJU7223
■ ELECTRICAL CHARACTERISTICS (C
IN
=Co=0.1uF,Tj=25°C)
Measurement is to be conducted in pulse testing.
PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT
Vo=3.3V Version
Output Voltage
V
O
V
IN
=5.3V, Io=300mA
3.234
3.30
3.366
V
Input Voltage V
IN
- - 14 V
Dropout Voltage ∆V
IO
Io=300mA - 0.4 0.6 V
Line Regulation ∆Vo/∆V
IN
·Vo V
IN
=4.3V ∼ 12.0V - 0.10 - %/V
Load Regulation ∆Vo/∆Io V
IN
=5.3V, Io=1 ∼ 500mA - 120 160 mV
Quiescent Current I
DD
V
IN
=5.3V - 30 60 uA
Ripple Rejection RR V
IN
=5.3V, ein=1V
P
-
P
f=120Hz, Io=300mA - 56 - dB
Output Noise Voltage V
NO
V
IN
=5.3V, Io=300mA
BW=10Hz ∼ 100kHz - 117 - uV
Vo=5.0V Version
Output Voltage
V
O
V
IN
=7.0V, Io=500mA
4.90
5.00
5.10
V
Input Voltage V
IN
- - 14 V
Dropout Voltage ∆V
IO
Io=500mA - 0.4 0.6 V
Line Regulation ∆Vo/∆V
IN
·Vo V
IN
=6.0V ∼ 12.0V - 0.10 - %/V
Load Regulation ∆Vo/∆Io V
IN
=7.0V, Io=1 ∼ 500mA - 120 160 mV
Quiescent Current I
DD
V
IN
=7.0V - 30 60 uA
Ripple Rejection RR V
IN
=7.0V, ein=1V
P
-
P
f=120Hz, Io=300mA - 55 - dB
Output Noise Voltage V
NO
V
IN
=7.0V, Io=300mA
BW=10Hz ∼ 100kHz - 122 - uV
NJU7223
[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.