NJM2387 查看數據表（PDF） - Japan Radio Corporation
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NJM2387 Datasheet PDF : 10 Pages
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NJM2387/89
ABSOLUTE MAXIMUM RATINGS
(Ta=25°C)
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage
VIN
+35
V
Control Voltage
VCONT
+35(*1)
V
Adjust Terminal Voltage
VADJ
+6
V
Output Current
Io
1.0
A
Power Dissipation
PD
NJM2387 10(Tc≤25°C) / 1(Ta≤25°C)
NJM2389
18(Tc<50°C)
W
Operating Junction Temperature Range
Tj
-40 ∼ +150
°C
Operating Temperature Range
Topr
-40 ∼ +85
°C
Storage Temperature Range
Tstg
-50 ∼ +150
°C
(*1): This applies for NJM2387. When input voltage is less than +35V, the absolute maximum control voltage is
equal to the input voltage.
NJM2387
ELECTRICAL CHARACTERISTICS (VIN=15V, VO=10V, Io=0.5A, R1=1kΩ, CIN=0.33µF, Co=22µF, Ta=25°C)
Measurement is to be conducted is pulse testing.
PARAMETER
SYMBOL
CONDITIONS
MIN. TYP. MAX. UNIT
Input Voltage
Output Voltage
Reference Voltage
Line Regulation
Load Regulation
Average Temperature
Coefficient of Output Voltage
Quiescent Current
Dropout Voltage
Ripple Rejection
ON Control Voltage
OFF Control Voltage
ON Control Current
OFF Control Current
VIN
VOUT
Vref
∆Vo/∆VIN
∆Vo/∆Io
∆Vo/∆T
IQ
∆VI-O
RR
VCONT(ON)
VCONT(OFF)
ICONT(ON)
ICONT(OFF)
-
-
-
VIN=VO+1V ∼ VO+17V
VIN=VO+2V,Io=0A ∼ 1.0A
Tj=0 ∼ +125°C
Io=0A
Io=0.5A
Vin=Vo+2V, ein=0.5Vrms
ein=0.5Vrms, f=120Hz
VC=2.7V
VC=0.4V
3.8
1.5
1.235
-
-
-
-
-
52
2.0(*2)
-
-
-
-
-
1.26
0.04
0.2
± 0.02
-
0.2
65
-
-
-
-
35
20
1.285
0.16
1.4
-
5
0.5
-
-
0.4
20
-20
V
V
V
%/V
%/A
%/°C
mA
V
dB
V
V
µA
µA
(*2): When ON/OFF CONTROL Terminal is open, Output Voltage is ON.
POWER DISSIPATION vs. AMBIENT TEMPERATURE
NJM2387DL2
(Topr=-40~+85°C,Tj=+150°C,PD=10W(TC≤25°C),PD=1W(Ta≤25°C))
12
10
8
θHS=5°C/W
6
θHS=10°C/W
4
θHS=20°C/W
Infinuit Heat Sink
2
Without Heat Sink
0
-50
-25
0
25
50
Ambient Temperature Ta(°C)
75
100
-2-
Ver.2004-12-22
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