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: 9/11页
文件大小: 188K
代理商: MA79M00KC
μ
A79M00 SERIES
NEGATIVE-VOLTAGE REGULATORS
SLVS060E – JUNE 1976 – REVISED APRIL 2000
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics at specified virtual junction temperature, V
I
= –19 V, I
O
= 350 mA, T
J
= 25
°
C
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
μ
A79M12Y
MIN
UNIT
TYP
MAX
Output voltage
–12
V
Input voltage regulation
VI = –14.5 V to –30 V
VI = –15 V to –25 V
VI = –15 V to –25 V,
IO = 5 mA to 500 mA
IO = 5 mA to 350 mA
IO = 5 mA
f = 10 Hz to 100 kHz
9
mV
5
Ripple rejection
IO = 300 mA,
f = 120 Hz
60
dB
Output voltage regulation
65
mV
45
Temperature coefficient of output voltage
–0.8
mV/
°
C
μ
V
V
Output noise voltage
300
Dropout voltage
1.1
Bias current
1.5
mA
Short-circuit output current
VI = –30 V
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
= –23 V, I
O
= 350 mA, T
J
= 25
°
C
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
μ
A79M15Y
MIN
UNIT
TYP
MAX
Output voltage
–15
V
Input voltage regulation
VI = –17.5 V to –30 V
VI = –18 V to –28 V
VI = –18.5 V to –28.5 V,
IO = 5 mA to 500 mA
IO = 5 mA to 350 mA
IO = 5 mA
f = 10 Hz to 100 kHz
9
mV
7
Ripple rejection
IO = 300 mA,
f = 120 Hz
59
dB
Output voltage regulation
65
mV
45
Temperature coefficient of output voltage
–1
mV/
°
C
μ
V
V
Output noise voltage
375
Dropout voltage
IO = 5 mA
1.1
Bias current
1.5
mA
Short-circuit output current
VI = –30 V
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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