NJRC NJM2396F

NJM2396
LOW DROPOUT VOLTAGE REGULATOR WITH ON/OFF CONTROL
„ GENERAL DESCRIPTION
The NJM2396 is low dropout voltage regulator with ON/OFF control.
„ PACKAGE OUTLINE
The output current is up to 1.5A and dropout voltage is 0.2Vtyp. at
Io=0.5A.
The NJM2396 is suitable for power module, TV, Display, car stereo
and low power applications.
„ FEATURE
z Low Dropout Voltage
∆VI-O=0.2V typ. at Io=0.5A
z Output Current
Io(max.)=1.5A
z ON/OFF Control
z Internal Short Circuit Current Limit
z Internal Thermal Overload Protection
z Bipolar Technology
z Package Outline
TO-220F-4
NJM2396F
„ PIN CONFIGURATION
123 4
PIN FUNCTION
1. VIN
2. VOUT
3. GND
4. ON/OFF CONTROL
NJM2396F
„ OUTPUT VOLTAGE RANK LIST
Device Name
VOUT
NJM2396F33
3.3V
NJM2396F05
5.0V
NJM2396F63
6.3V
NJM2396F08
8.0V
NJM2396F83
8.3V
NJM2396F09
9.0V
NJM2396F12
12.0V
„ EQUIVALENT CIRCUIT
VOUT
VIN
ON/OFF
Control
Control
Circuit
GND
Ver.2004-12-22
-1-
NJM2396
„ ABSOLUTE MAXIMUM RATINGS
PARAMETER
Input Voltage
Control Voltage
Output Current
Power Dissipation
Operating Junction Temperature Range
Operating Temperature Range
Storage Temperature Range
(Ta=25°C)
SYMBOL
RATINGS
UNIT
VIN
+35
V
VCONT
+35(*1)
V
Io
1.5
A
PD
W
18(Tc<50°C)
Tj
-40 to +150
°C
Topr
-40 to 85
°C
Tstg
-50 to 150
°C
(*1): When input voltage is less than +35V, the absolute maximum control voltage is equal to the input voltage.
„ ELECTRICAL CHARACTERISTICS (VIN=VO+1V,Io=0.5A,CIN=0.33µF,Co=22µF,Tj=25°C)
Measurement is to be conducted is pulse testing.
PARAMETER
SYMBOL
CONDITIONS
MIN.
TYP.
Output Voltage
Vo
VIN=VO+1V
-4%
Line Regulation
∆Vo/∆VIN VIN=VO+1V to VO+17V
0.04
Load Regulation
∆Vo/∆Io
VIN=VO+2V,Io=0A to 1.5A
0.2
Average Temperature
∆Vo/∆T
Tj=0 to 125°C
±0.02
Coefficient of Output Voltage
Standby Current
IQ
Io=0A
Dropout Voltage
Io=0.5A
0.2
∆VI-O
NJM2396F33
52
60
NJM2396F05
52
60
NJM2396F63
52
60
VIN=VO+2V
Ripple Rejection NJM2396F08 RR
50
58
ein=0.5Vrms,f=120Hz
NJM2396F83
50
58
NJM2396F09
50
58
NJM2396F12
48
58
ON Control Voltage
VCONT(ON)
2.0(*2)
OFF Control Voltage
VCONT(OFF)
ON Control Current
VC=2.7V
ICONT(ON)
OFF Control Current
ICONT(OFF) VC=0.4V
-
MAX.
+4%
0.16
1.4
UNIT
V
%/V
%/A
-
%/°C
5
0.5
0.4
20
-20
mA
V
dB
V
V
µA
µA
(*2): When ON/OFF CONTROL Terminal is open, Output Voltage is ON.
„ TEST CIRCUIT
1
VIN
3
0.33µF +
IQ
-2-
NJM2396
A
2
A
4
A
Io
+
Ic
22µF
RL
V
Vo
Vc
Ver.2004-12-22
NJM2396
„ POWER DISSIPATION vs. AMBIENT TEMPERATURE
NJM2396F
(Topr=-40~+85°C,Tj=150°C,PD=18W(TC<25°C))
Power Dissipation PD(W)
20
18
∞ Heat Sink
16
14
12
10
8
6
4
Without Heat Sink
2
0
-50
-25
0
25
50
75
100
Ambient Temperature Ta(°C)
Ver.2004-12-22
-3-
NJM2396
„ TYPICAL CHARACTERISTICS
NJM2396F05
Circuit operating current/Output voltage
vs.Input voltage
o
(Ta=25oC)
0.1
0.08
(Ta=25 C)
1
10
0.8
0.6
0.6
0.4
0.4
2
0.2
0.2
0
0
6
0.04
4
Dropout voltage [V]
Output voltage
0.06
Circuit operating current
0.02
0
0
2
4
6
8
0
0
10
0.25
0.5
1
1.25
1.5
NJM2396F05
Overcurrent Protection Characteristics
NJM2396F05
Circuit operating current vs.Output current
o
o
(Ta=25 C,Vin=CONT=7V)
30
6
25
25
5
20
20
15
15
10
10
5
30
0.75
Output current [A]
Input voltage [V]
(Ta=25 C)
0
0
5
0.25
0.5
0.75
1
1.25
4
4
Vin=Vo+1V
3
2
5
1
1
0
0
0
0
1.5
0.5
1
1.5
2
2.5
3
3.5
4
Output Current [A]
NJM2396F05
Output stability vs.Output current
NJM2396F05
OFF-state current
vs.Input voltage
o
(Ta=25 C,CONT=0V)
2
3
2
Output current [A]
(Ta=25 oC)
4
2
4
1.5
1
1
0.5
0.5
0
0
5
10
15
20
25
Input voltage [V]
30
35
3
2
1.5
Output stability [%]
OFF-state current [mA]
3
-4-
6
Vin=Vo+17V
Vin=35V
Output Voltage [V]
Circuit operating current [mA]
1
0.8
8
Output voltage [V]
Circuit operating current [A]
NJM2396F05
Dropout voltage vs.Output current
2
Vin=CONT=Vo+12V
1
1
0
0
-1
-1
Vin=CONT=Vo+2V
-2
-2
-3
-3
-4
-4
0
0.25
0.5
0.75
1
1.25
1.5
Output current [A]
Ver.2004-12-22
NJM2396
„ TYPICAL CHARACTERISTICS
NJM2396F05
Output noise voltage vs.Output current
NJM2396F05
Ripple rejection ratio vs.Input ripple frequency
o
o
(Ta=25 C,Vin=CONT=7V,ein=0.5Vrms,Io=0.5A)
70
500
60
50
50
40
40
30
30
20
20
10
10
Output noise voltage [µVrms]
Ripple rejection ratio [dB]
60
(Ta=25 C,Vin=CONT=7V,LPF=100kHz)
500
70
400
400
300
300
Co=22µF
Co=47µF
200
200
100
100
Co=100µF
0
0.1
1
0
0
100
10
0
0.1
1
Output current [A]
Input ripple frequency [kHz]
NJM2396F05
Dropout voltage vs.Ambient temperature
NJM2396F05
Ripple rejection ratio vs.Ambient temperature
(Vin=CONT=7V,ein=0.5Vrms,Io=0.5A,f=120Hz)
70
60
(Vin=0.95Vo)
0.5
70
0.5
60
50
50
40
40
30
30
20
20
10
10
Dropout voltage [V]
Ripple rejection ratio [dB]
0.4
0.4
0.3
Io=0.75A
0.2
-25
0
25
50
75
100
Io=0.25A
0
-25
0
125
0
25
(Vin=CONT=7V,Io=0.5A)
5.1
5.05
5.05
5
5
4.95
4.95
4.9
4.9
4.85
4.85
4.8
25
50
75
100
o
Ambient temperature [ C]
125
4.8
150
Output voltage [V]
Output voltage [V]
5.1
(Vin=CONT=7V,Io=0A)
6
5.2
5.15
0
0
125
100
NJM2396F05
Overtemperature Protection Characteristics
5.15
-25
75
Ambient temperature [ C]
NJM2396F05
Output voltage vs.Ambient temperature
-50
50
0.1
o
o
Ambient temperature [ C]
5.2
0.2
Io=0.5A
0.1
0
Ver.2004-12-22
0.3
Io=1A
6
5
5
4
4
3
3
2
2
1
1
0
-50
-25
0
25
50
75
100
125
150
175
0
200
o
Ambient temperature [ C]
-5-
NJM2396
„ TYPICAL CHARACTERISTICS
NJM2396F05
Output peak current vs.Ambient temperature
(@0.95Vo)
4
NJM2396F05
Quiescent current vs.Ambient temperature
4
3.5
(Vin=35V)
5
3.5
5
4.5
4.5
Vin-Vo=5V
3
3
2.5
2.5
2
2
1.5
1.5
Vin-Vo=1V
Vin-Vo=0.5V
1
1
0.5
0.5
0
-25
0
25
50
75
100
0
125
o
Quiescent current [mA]
Output peak current [A]
Vin-Vo=2V
4
4
3.5
3.5
3
3
2.5
2.5
2
2
1.5
1
-50
1.5
-25
0
25
50
75
100
125
1
150
o
Ambient temperature [ C]
Ambient temperature [ C]
NJM2396F05
OFF-state current vs.Ambient temperature
(Vin=12V,CONT=0V)
OFF-state current [mA]
0.5
0.5
0.4
0.4
0.3
0.3
0.2
0.2
0.1
0.1
0
-50
-25
0
25
50
75
100
125
0
150
o
Ambient temperature [ C]
[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.
-6-
Ver.2004-12-22