參數(shù)資料
型號(hào): LM7915C
廠商: National Semiconductor Corporation
英文描述: LM79XX Series 3-Terminal Negative Regulators
中文描述: LM79XX系列三端負(fù)穩(wěn)壓器
文件頁(yè)數(shù): 4/6頁(yè)
文件大?。?/td> 50K
代理商: LM7915C
LM79XX
LINEAR INTEGRATED CIRCUIT
4
Contek7915 ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0<Tj<125
C
, Io=500mA,Vi=-23V,Ci=2.2uF,Co=1uF,unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Tj=25 C
Output voltage
Vo
5.0mA<Io<1.0A,Po<15W
Vi=-17.5V to -30V
Line regulation
Vo
Tj=25 C,Vi=-17.5V to -30V
Tj=25 C,Vi=-20V to -26V
Load regulation
Vo
Tj=25 C,Io=5.0mA to 1.5A
Tj=25 C,Io=250mA to 750mA
Quiescent current
I
Q
Tj=25 C
Quiescent current change
I
Q
Io=5mA to 1.0A
Vi=-17.5V to -30.5V
Output voltage drift
Vo/ T
Io=5mA
Output noise voltage
V
N
f=10hz to 100kHz,Ta=25 C
Ripple rejection
RR
f=120Hz, Vi=-18.5V to -28.5V
Dropout voltage
Vo
Io=1.0A,Tj=25 C
Short circuit current
Isc
Vi=-35V,Ta=25 C
peak current
Ipk
Tj=25 C
MIN
-14.4
TYP
-15.0
MAX
-15.6
UNIT
V
-14.25
-15
12
6
12
4
3
0.05
0.1
-0.9
250
60
2
300
2.2
-15.75
300
150
300
150
6
0.5
1.0
V
mV
mV
mV
mV
mA
mA
mA
mV/ C
V
dB
V
mA
A
54
Contek7918 ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0<Tj<125
C
,Io=500mA,Vi=-27V,Ci=2.2uF,Co=1uF,unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Tj=25 C
Output voltage
Vo
5.0mA<Io<1.0A,Po<15W
Vi=-21V to -33V
Line regulation
Vo
Tj=25 C,Vi=-21V to -33V
Tj=25 C,Vi=-24V to -30V
Load regulation
Vo
Tj=25 C,Io=5.0mA to 1.5A
Tj=25 C,Io=250mA to 750mA
Quiescent current
I
Q
Tj=25 C
Quiescent current change
I
Q
Io=5mA to 1.0A
Vi=-21V to -32V
Output voltage drift
Vo/ T
Io=5mA
Output noise voltage
V
N
f=10hz to 100kHz,Ta=25 C
Ripple rejection
RR
f=120Hz, Vi=-22V to -32V
Dropout voltage
Vo
Io=1.0A,Tj=25 C
Short circuit current
Isc
Vi=-35V,Ta=25 C
peak current
Ipk
Tj=25 C
MIN
-17.3
TYP
-18.0
MAX
-18.7
UNIT
V
-17.1
-18
15
8
15
5.0
3
-18.9
360
180
360
180
6
0.5
1.0
V
mV
mV
mV
mV
mA
mA
mA
mV/ C
V
dB
V
mA
A
-1
300
60
2
300
2.2
54
CONTEK
Contek Microelectronics Co.,Ltd.
http://www.contek-ic.com E-mail:sales@contek-ic.com
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