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NJM2386/88
LOW DROPOUT VOLTAGE REGULATOR WITH ON/OFF CONTROL
GENERAL DESCRIPTION The NJM2386/88 are low dropout voltage regulators with ON/OFF control. The output current is up to 1.0A and dropout voltage is 0.2V typ. at Io=0.5A. The NJM2386/88 are suitable for power module, TV, Display, car stereo and low power applications. PACKAGE OUTLINE
NJM2386DL2 NJM2386DL3
NJM2388F
FEATURE Low Dropout Voltage 0.2V typ. at Io=0.5A Output Current Io(max.)=1.0A ON/OFF Control (Active High) Internal Short Circuit Current Limit Internal Thermal Overload Protection Bipolar Technology Package Outline TO-252-5(NJM2386), TO-220F-4(NJM2388) PIN CONFIGURATION
3 3
12345
12345
PIN FUNCTION 1. VIN 2. ON/OFF CONTROL 3. VOUT 4. N.C. 5. GND
PIN FUNCTION 1. VIN 2. VOUT 3. GND 4. ON/OFF CONTROL
1234
NJM2386DL2
NJM2386DL3
NJM2388F
EQUIVALENT CIRCUIT
VIN VOUT
Bandgap Reference
Cont
ON/OFF control Over Voltage Protection Thermal Protection Over Current Protection
GND
Ver.2005-01-25
-1-
NJM2386/88
OUTPUT VOLTAGE RANK LIST Device Name VOUT NJM2386DL*-33 3.3V NJM2386DL*-05 5.0V NJM2386DL*-63 6.3V NJM2386DL*-08 8.0V NJM2386DL*-09 9.0V NJM2386DL*-12 12.0V Device Name NJM2388F33 NJM2388F05 NJM2388F63 NJM2388F08 NJM2388F84 NJM2388F09 NJM2388F12 VOUT 3.3V 5.0V 6.3V 8.0V 8.4V 9.0V 12.0V
(Ta=25C) SYMBOL RATINGS UNIT VIN +35 V VCONT +35(*1) V Io 1.0 A NJM2386 10(Tc25C) / 1(Ta25C) W Power Dissipation PD NJM2388 18(Tc<50C) Operating Junction Temperature Range Tj -40 +150 C Operating Temperature Range Topr -40 +85 C Storage Temperature Range Tstg -50 +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=0.33F, Co=22F, Ta=25C) Measurement is to be conducted is pulse testing. PARAMETER SYMBOL CONDITIONS MIN. TYP. MAX. UNIT Output Voltage Vo VIN=VO+1V -2% +2% V Line Regulation 0.04 0.16 %/V Vo/VIN VIN=VO+1V VO+17V Load Regulation 0.2 1.4 %/A Vo/Io VIN=VO+2V,Io=0A 1.0A Average Temperature Vo/T Tj=0 +125C 0.02 %/C Coefficient of Output Voltage Quiescent Current IQ Io=0A 5 mA Quiescent Current VCONT=0V 500 IQ(OFF) A at Control OFF(*2) Dropout Voltage Io=0.5A 0.2 0.5 V VI-O NJM238**33 54 67 NJM238**05 54 67 NJM238**63 54 67 Ripple Rejection NJM238**08 VIN=VO+2V, 52 65 RR dB ein=0.5Vrms,f=120Hz NJM238**84 52 65 NJM238**09 52 65 NJM238**12 50 63 ON Control Voltage VCONT(ON) 2.0(*3) V OFF Control Voltage VCONT(OFF) 0.4 V ON Control Current 20 ICONT(ON) VC=2.7V A OFF Control Current -20 ICONT(OFF) VC=0.4V A (*2) This electrical characteristics is applied to NJM2388. (*3): When ON/OFF CONTROL Terminal is open, Output Voltage is ON.
ABSOLUTE MAXIMUM RATINGS PARAMETER Input Voltage Control Voltage Output Current
-2-
Ver.2005-01-25
NJM2386/88
POWER DISSIPATION vs. AMBIENT TEMPERATURE
NJM2386DL2/DL3 (Topr=-40~+85C,Tj=~+150C,PD=10W(TC25C),PD=1W(Ta25C))
12
Power Dissipation PD(W)
10 8 6 4 2 0 -50
HS=5C/W
HS=10C/W HS=20C/W
Infinuit Heat Sink
Without Heat Sink
-25
0
25
50
75
100
Ambient Temperature Ta(C)
NJM2388F
20
(Topr=-40~+85C,Tj=~+150C,PD=18W(TC<50C))
Power Dissipation PD(W)
18 16 14 12 10 8 6 4 2 0 -50 -25 0 25 50 75 100 Without Heat Sink Infinuit Heat Sink
Ambient Temperature Ta(C)
TEST CIRCUIT
VIN
VOUT
NJM2386/88
GND Control +
A
IC VC
22F
Io
VIN
0.33F
+
IQ
A
A
V Vo
RL
Ver.2005-01-25
-3-
NJM2386/88
TYPICAL APPLICATION 1 In the case where ON/OFF Control is not required:
VIN VIN VOUT VOUT
+
0.33 F NJM2386 / 88
+
22 F
CONTROL GND
Connect control terminal to VIN terminal or open. 2 In use of ON/OFF CONTROL:
VIN
VIN
VOUT
V OUT
+
0.33 F NJM2386 / 88
+
22 F
RC
CONTROL GND
State of control terminal: *"H" or "open" output is enabled. *"L" output is disabled.
-4-
Ver.2005-01-25
NJM2386/88
TYPICAL CHARACTERISTICS
NJM2386/88_5.0V Output Voltage vs. Input Voltage
6
@:Ta=25 C Co=22uF
o
6
NJM2386/88_5.0V Output Voltage vs. Output Current
6
5
5.5
5
Output Voltage : Vo(V)
Output Voltage : Vo(V)
4 VIN=Vo+1 3
4
5
3
4.5
Io=0A
2
VIN=Vo+12 VIN=35V
2
Io=0.5A Io=1A 4 4 4.5 5 5.5 6
1 @:Ta=25 C Co=22uF 0 0 0.5 500 1 1000 1.5 1500 2 2000
o
1
0 2.5 2500
Input Voltage : VIN(V)
Output Current : Io(A)
30
NJM2386/88_5.0V Ground Pin Current vs. Output Current
@:Ta=25 C VIN=6V Co=22uF
o
1
NJM2386/88_5.0V Dropout Voltage vs. Output Current
@:Ta=25oC Co=22uF
25
0.8
Ground Pin Current : IGND (mA)
20
Dropout Voltage:dVI-O (V)
0.6
15
0.4
10
5
0.2
0 0 0.5 1 1.5
0 0 0.5 1 1.5
Output Current : IO(A)
Output Current:Io(A)
0
NJM2386/88_5.0V Control Current vs. Control Voltage
6
NJM2386/88_5.0V Output Voltage vs. Control Voltage
@:Ta=25 C VIN=6V Co=22uF Io=0.5A
o
5 -0.5 Rc=0, 50k, 100k
(uA)
Control Current : I
Output Voltage : Vo(V)
Cont
4
-1
3
2
Rc=0 Rc=50 Rc=100k
-1.5 @:Ta=25 C VIN=6V Co=22uF Io=0.5A -2 0 1 2
Cont
o
1
0 3 0 0.5 1 1.5
Cont
2
Control Voltage : V
(V)
Control Voltage : V
(V)
Ver.2005-01-25
-5-
NJM2386/88
TYPICAL CHARACTERISTICS
3
NJM2386/88_5.0V Load Regulation vs. Output Current
3
NJM2386/88_5.0V Peak Output Current vs. Input Voltage
2
2.5
Load Regulation : dVo/dIo(mV)
1
Peak Output Current : IoMAX(A)
@:Ta=25 C VIN=6.0V Co=22uF 0 0.5 1 1.5
o
2
0
1.5
-1
1
-2
0.5 @:Ta=25 C Co=22uF 0 5 10 15 20 25 30 35
o
-3
Output Current : Io(A)
Input Voltage : VIN(V)
50
NJM2386/88_5.0V Quiescent Current vs. Input Voltage
500 @:Ta=25 C Output is open. Co=22uF
o
NJM2386/88_5.0V Output Noise Voltage vs. Output Current
@:Ta=25 C VIN=6V LPF:80kHz Co=22uF
o
40
30
Output Noise Voltage : Vn(uVrms)
0 5 10 15 20 25 30 35
400
Quiescent Current : IQ (mA)
300
20
200
10
100
0
Input Voltage : VIN(V)
0 0.0001 0.1
0.001 1
0.01 10
0.1 100
1 1000
Output Current : Io(A)
100
NJM2386/88_5.0V Ripple Rejection Ratio vs. Frequency
100
NJM2386/88_5.0V Ripple Rejection Ratio vs. Output Current
90
90
Ripple Rejection Ratio: RR (dB)
Ripple Rejection Ratio: RR (dB)
Io=0.1A 80
Io=0A 80 Io=0.5A
70
70
60 Io=1A
60
50
50
40 @:Ta=25 C VIN=7V eIN=500mVrms Co=22uF 10 10 100 100 1k 1000
4 10k 10 5 100k 10 o
40
30
30
@:Ta=25 C VIN=7V eIN=500mVrms f=120Hz Co=22uF 0.01 10u 0.1 100u 1 1m 10 10m 100 100m 1000 1
o
20
20 0.001 1u
Frequency : f (Hz)
Output Current : Io(A)
-6-
Ver.2005-01-25
NJM2386/88
TYPICAL CHARACTERISTICS
NJM2386/88_5.0V Output Noise Peak Value of Spectrum vs Output Current
1000 @:Ta=25 C Co=22uF V =6V
IN o
0.3
NJM2386/88_5.0V Dropout Voltage vs. Temperature
Output Noise Peak Value of Spectrum : Vn_peak(uV)
0.25
800 ESR=0.1 600
Dropout Voltage : dV (V)
I-O
0.2
0.15
ESR=0.2 400
0.1
200
ESR=100
ESR=0.5 ESR=1
0.05 @:Io=0.5A Co=22uF 0.1 1 0 -50 0 50 100
o
0 -6 10
10
-5
0.0001
0.001
0.01
150
Output Current : Io(A)
Temperature : Ta ( C)
2 @:VIN=6V Io=0.5A Co=22uF
NJM2386/88_5.0V Control Voltage vs. Temperature
5.2 @:VIN=6V Io=0.5A Co=22uF
NJM2386/88_5.0V Output Voltage vs. Temperature
Control Voltage :Vcont-off [V]
1.5
5.1
Output Voltage : Vo(V)
1
5
0.5
4.9
0 -50 0 50 100
o
4.8 150 -50 0 50 100
o
150
Temperature : Ta ( C)
Temperature : Ta ( C)
3
NJM2386/88_5.0V Quiescent Current vs. Input Voltage
0.1
NJM2386/88_5.0V Line Regulation vs. Temperature
@:VIN=6-22V Io=0.5A Co=22uF
2.5
Line Regulation : dVo/dIo(%/V)
@:VIN=6V Output is open. Co=22uF -50 0 50 100
o
Quiescent Current : IQ (mA)
0.05
2
1.5
0
1
-0.05
0.5
0 150
-0.1 -50 0 50
Temperature : Ta ( C)
Temperature : Ta ( C)
o
100
150
Ver.2005-01-25
-7-
NJM2386/88
TYPICAL CHARACTERISTICS
1.5
NJM2386/88_5.0V Load Regulation vs. Temperature
@:VIN=6V Io=0-1A Co=22uF
6
NJM2386/88_5.0V Output Voltage vs. Temperature
Load Regulation : dVo/dIo(%/A)
4.5 1
Output Voltage : Vo(V)
3
0.5
1.5 @:VIN=6V Io=0.5A Co=22uF 0 -50 0 0 50 100
o
150
-50
0
50
100
o
150
200
Temperature : Ta ( C)
Temperature : Ta ( C)
500
NJM2386/88_5.0V Short Circuit Current vs. Temperature
@: VIN=6V Co=22uF Output is short to ground.
Short Circuit Current : Isc (mA)
400
300
200
100
0 -50 0 50 100
o
150
Temperature : Ta ( C)
NJM2386/88_5.0V ON/OFF Transient Response without Load
14 12 Output Voltage : Vo [V] 10 8 6 4 2 0 -2 @:Ta=25 C VDD=6V Co=22uF Io=0mA 0 1 2 3 Time : t [S] 4 5
o
NJM2386/88_5.0V ON/OFF Transient Response
10 5 Control Voltage : Vo [V] 0 -5
14 12 10 Output Voltage : Vo [V] 8 6 4 2 0 -2 0 4 8 12 Time : t [mS] 16 20 @:Ta=25 C VDD=6V Co=22uF Io=500mA
o
10 5 Control Voltage : Vo [V] 0 -5 Output Voltage -10 -15 -20 -25 -30
Control Voltage
Control Voltage
Output Voltage
-10 -15 -20 -25 -30
-8-
Ver.2005-01-25
NJM2386/88
TYPICAL CHARACTERISTICS
NJM2386/88_5.0V Input Transient Response
5.1 5.08 Input Voltage 5.06 Output Voltage : Vo [V] 5.04 5.02 5 4.98 4.96 4.94 0 40 80 120 Time : t [uS] 160 200 @:Ta=25 C VDD=6V Co=22uF Io=500mA
o
NJM2386/88_5.0V Load Transient Response
8 7
5.5 5.4
600 500 400 300 200 Output Voltage 100
o
6 5 Output Voltage 4 3 2 1 0
5.3 Output Voltage : Vo [V] 5.2 5.1 5 4.9 4.8 4.7 0
@:Ta=25 C VDD=6V Co=22uF Io=450mA 40 80 120 Time : t [uS] 160 200
0 -100 -200
[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.
Ver.2005-01-25
-9-
Output Current : Io [mA]
Input Voltage : VIN [V]
Output Current

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