參數(shù)資料
型號: LM7915
廠商: Electronic Theatre Controls, Inc.
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 3 TERMINAL 1A NEGATIVE VOLTAGE REGULATOR
中文描述: 3端子1A條負(fù)電壓穩(wěn)壓器
文件頁數(shù): 3/6頁
文件大?。?/td> 50K
代理商: LM7915
LM79XX
LINEAR INTEGRATED CIRCUIT
3
Contek7908 ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0<Tj<125
C
,Io=500mA,Vi=-14V,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=-10.5V to -23V
Line regulation
Vo
Tj=25 C,Vi=-10.5V to -25V
Tj=25 C,Vi=-11.5V to -17V
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=-11.5V to -25V
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=-11.5V to -21.5V
Dropout voltage
Vo
Io=1.0A,Tj=25 C
Short citcuit current
Isc
Vi=-35V,Ta=25 C
peak current
Ipk
Tj=25 C
MIN
-7.7
TYP
-8.0
MAX
-8.3
UNIT
V
-7.6
-8.0
10
5
12
4
3
0.05
0.1
-0.6
175
60
2
300
2.2
-8.4
100
80
160
80
6
0.5
1.0
V
mV
mV
mV
mV
mA
mA
mA
mV/ C
V
dB
V
mA
A
54
Contek7912 ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0<Tj<125
C
,Io=500mA,Vi=-18V,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=-14.5V to -27V
Line regulation
Vo
Tj=25 C,Vi=-14.5V to -30V
Tj=25 C,Vi=-16V to -22V
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=-14.5V to -30V
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=-15V to -25V
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
-11.5
TYP
-12.0
MAX
-12.5
UNIT
V
-11.4
-12
12
6
12
4
3
0.05
0.1
-0.8
200
60
2
300
2.2
-12.6
240
120
240
120
6
0.5
1.0
V
mV
mV
mV
mV
mA
mA
mA
mV/ C
V
dB
V
mA
A
54
CONTEK
Contek Microelectronics Co.,Ltd.
http://www.contek-ic.com E-mail:sales@contek-ic.com
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