參數(shù)資料
型號(hào): 79DXX
英文描述: 0.5A/2.0V Negative Fixed Voltage Regulator
中文描述: 0.5A/2.0V負(fù)固定電壓穩(wěn)壓器
文件頁(yè)數(shù): 5/6頁(yè)
文件大?。?/td> 76K
代理商: 79DXX
UTC 79DXX
UTC 79D24 ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0<Tj<125
°
C
, Io=500mA, Vi=-33V, Ci=2.2uF, Co=1uF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Tj=25
°
C
Output voltage
Vo
5.0mA<Io<0.5A,Po<15W
Vi=-27V to –38V
Line regulation
Vo
Tj=25
°
C,Vi=-27V to -38V
Tj=25
°
C,Vi=-30V to -36V
Load regulation
Vo
Tj=25
°
C,Io=5.0mA to 0.5A
Tj=25
°
C,Io=5.0mA to 200mA
Quiescent current
I
Q
Tj=25
°
C
Quiescent current change
I
Q
Io=5mA to 0.5A
Vi=-27V to –38V
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=-28V to -38V
Dropout voltage
Vd
Io=0.5A,Tj=25
°
C
APPLICATION CIRCUITS
LINEAR INTEGRATED CIRCUIT
UTC
UNISONIC TECHNOLOGIES CO., LTD.
5
QW-R101-012,D
MIN
-23.04
TYP
-24.0
15
8
15
5.0
4.3
-1
400
60
2
MAX
-24.96
-25.20
480
240
480
240
8
0.5
1.0
UNIT
V
V
mV
mV
mV
mV
mA
mA
mA
mV/
°
C
μ
V
dB
V
-22.80
54
-Vi
-Vo
C1
2.2
μ
F
C0
1
μ
F
UTC 79DXX
1
2
3
Fig.1 Fixed output regulator
+20V
UTC 79D15
1
2
3
UTC 78D15
1
2
3
2.2
μ
F
1
μ
F
0.1
μ
F
0.33
μ
F
+15V
-15V
-20V
1N4001
1N4001
Fig.2 Split power supply (+-15V, 0.5A)
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