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参数资料
| 型号： | mA79M00KC |
| 厂商： | Texas Instruments, Inc. |
| 英文描述： | NEGATIVE-VOLTAGE REGULATORS |
| 中文描述： | 负电压调节器 |
| 文件页数： | 6/11页 |
| 文件大小： | 188K |
| 代理商： | MA79M00KC |
μ
A79M00 SERIES
NEGATIVE-VOLTAGE REGULATORS
SLVS060E – JUNE 1976 – REVISED APRIL 2000
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics at specified virtual junction temperature, V
I
= –23 V, I
O
= 350 mA, T
J
= 25
°
C
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
μ
A79M15C
MIN
–14.4
UNIT
TYP
–15
MAX
–15.6
Output voltage
VI= 17 5 V to 30 V
VI = –17.5 V to –30 V,
IO= 5 mA to 350 mA
IO = 5 mA to 350 mA
V
TJ = 0
°
C to 125
°
C
–14.25
–15.75
Input voltage regulation
VI = –17.5 V to –30 V
VI = –18 V to –28 V
VI = –18.5 V to –28.5 V,
f = 120 Hz
9
80
mV
7
50
Ripple rejection
IO = 100 mA,
IO = 300 mA
TJ = 0
°
C to 125
°
C
50
dB
54
59
Output voltage regulation
IO = 5 mA to 500 mA
IO = 5 mA to 350 mA
65
240
mV
45
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
375
μ
V
V
Dropout voltage
IO = 5 mA
1.1
Bias current
1.5
3
mA
Bias current change
VI = –17.5 V to –30 V,
IO = 5 mA to 350 mA,
VI = –30 V
TJ = 0
°
C to 125
°
C
TJ = 0
°
C to 125
°
C
0.4
mA
0.4
Short-circuit output current
140
mA
Peak output current
Pulse-testing techniques maintain TJ as close to TA as possible. Thermal effects must be taken into account separately. All characteristics are
measured with a 2-
μ
F capacitor across the input and a 1-
μ
F capacitor across the output.
0.65
A
electrical characteristics at specified virtual junction temperature, V
I
= –29 V, I
O
= 350 mA, T
J
= 25
°
C
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
μ
A79M20C
MIN
–19.2
UNIT
TYP
–20
MAX
–20.8
Output voltage
VI= 23 V to 35 V
VI = –23 V to –35 V,
IO= 5 mA to 350 mA
IO = 5 mA to 350 mA
V
TJ = 0
°
C to 125
°
C
–19
–21
Input voltage regulation
VI = –23 V to –35 V
VI = –24 V to –34 V
VI = –24 V to –34 V,
f = 120 Hz
12
80
mV
10
70
Ripple rejection
IO = 100 mA,
IO = 300 mA
TJ = 0
°
C to 125
°
C
50
dB
54
58
Output voltage regulation
IO = 5 mA to 500 mA
IO = 5 mA to 350 mA
75
300
mV
50
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
500
μ
V
V
Dropout voltage
1.1
Bias current
1.5
3.5
mA
Bias current change
VI = –23 V to –35 V,
IO = 5 mA to 350 mA,
VI = –30 V
TJ = 0
°
C to 125
°
C
TJ = 0
°
C to 125
°
C
0.4
mA
0.4
Short-circuit output current
140
mA
Peak output current
Pulse-testing techniques maintain TJ as close to TA as possible. Thermal effects must be taken into account separately. All characteristics are
measured with a 2-
μ
F capacitor across the input and a 1-
μ
F capacitor across the output.
0.65
A
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