參數(shù)資料
型號(hào)： UA78Mxx
廠商： Texas Instruments, Inc.
英文描述： POSITIVE-VOLTAGE REGULATORS
中文描述： 正電壓調(diào)節(jié)器
文件頁(yè)數(shù)： 6/13頁(yè)
文件大?。?/td> 266K
代理商： UA78MXX
The
μ
A78M10 and
μ
A78M15 are
obsolete and are no longer supplied
μ
A78M00 SERIES
POSITIVE-VOLTAGE REGULATORS
SLVS059K
–
JUNE 1976
–
REVISED FEBRUARY 2003
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics at specified virtual junction temperature, V
I
= 11 V, I
O
= 350 mA, T
J
= 25
°
C
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
μ
A78M06C
MIN
5.75
UNIT
TYP
MAX
6.25
O t
Output voltage
IO= 5 mA to 350 mA
IO = 5 mA to 350 mA,
VI= 8 V to 21 V
VI = 8 V to 21 V
6
V
TJ = 0
°
C to 125
°
C
5.7
6.3
Input voltage regulation
IO= 200 mA
IO = 200 mA
VI = 8 V to 25 V
VI = 9 V to 25 V
5
100
mV
1.5
50
Ripple rejection
VI = 9 V to 19 V,
f = 120 Hz
IO = 100 mA,
TJ = 0
°
C to 125
°
C
IO = 300 mA
59
dB
59
80
Output voltage regulation
IO = 5 mA to 500 mA
IO = 5 mA to 200 mA
20
120
mV
10
60
Temperature coefficient
of output voltage
IO = 5 mA,
TJ = 0
°
C to 125
°
C
–
1
mV/
°
C
Output noise voltage
f = 10 Hz to 100 kHz
45
μ
V
V
Dropout voltage
2
Bias current
4.5
6
mA
Bias current change
VI = 9 V to 25 V,
IO = 5 mA to 350 mA,
VI = 35 V
IO = 200 mA,
TJ = 0
°
C to 125
°
C
TJ = 0
°
C to 125
°
C
0.8
mA
0.5
Short-circuit output current
270
mA
Peak output current
All characteristics are measured with a 0.33-
μ
F capacitor across the input and a 0.1-
μ
F capacitor across the output. Pulse-testing techniques
maintain TJ as close to TA as possible. Thermal effects must be taken into account separately.
0.7
A
electrical characteristics at specified virtual junction temperature, V
I
= 14 V, I
O
= 350 mA, T
J
= 25
°
C
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
μ
A78M08C
MIN
7.7
UNIT
TYP
MAX
8.3
O t
Output voltage
VI= 10 5 V to 23 V
VI = 10.5 V to 23 V,
IO= 5 mA to 350 mA
IO = 5 mA to 350 mA
8
V
TJ = 0
°
C to 125
°
C
7.6
8.4
Input voltage regulation
IO= 200 mA
IO = 200 mA
VI = 10.5 V to 25 V
VI = 11 V to 25 V
IO = 100 mA,
IO = 300 mA
6
100
mV
2
50
Ripple rejection
VI = 11.5 V to 21.5 V,
f = 120 Hz
TJ = 0
°
C to 125
°
C
56
dB
56
80
Output voltage regulation
IO = 5 mA to 500 mA
IO = 5 mA to 200 mA
25
160
mV
10
80
Temperature coefficient
of output voltage
IO = 5 mA,
TJ = 0
°
C to 125
°
C
–
1
mV/
°
C
Output noise voltage
f = 10 Hz to 100 kHz
52
μ
V
V
Dropout voltage
2
Bias current
4.6
6
mA
Bias current change
VI = 10.5 V to 25 V,
IO = 5 mA to 350 mA,
VI = 35 V
IO = 200 mA,
TJ = 0
°
C to 125
°
C
TJ = 0
°
C to 125
°
C
0.8
mA
0.5
Short-circuit output current
250
mA
Peak output current
All characteristics are measured with a 0.33-
μ
F capacitor across the input and a 0.1-
μ
F capacitor across the output. Pulse-testing techniques
maintain TJ as close to TA as possible. Thermal effects must be taken into account separately.
0.7
A
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