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參數資料
| 型號： | μA79M08Y |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Fixed-Negative-Voltage Monolithic Integrated-Circuit Voltage Regulators(固定負輸出穩(wěn)壓器) |
| 中文描述： | 固定負電壓單片集成電路穩(wěn)壓器（固定負輸出穩(wěn)壓器） |
| 文件頁數： | 10/11頁 |
| 文件大?。?/td> | 183K |
| 代理商： | ΜA79M08Y |
μ
A79M00 SERIES
NEGATIVE-VOLTAGE REGULATORS
SLVS060D – JUNE 1976 – REVISED JULY 1999
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
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
A79M20Y
MIN
UNIT
TYP
MAX
Output voltage
–20
V
Input voltage regulation
VI = –23 V to –35 V
VI = –24 V to –34 V
VI = –24 V to –34 V,
IO = 5 mA to 500 mA
IO = 5 mA to 350 mA
IO = 5 mA
f = 10 Hz to 100 kHz
12
mV
10
Ripple rejection
IO = 300 mA,
f = 120 Hz
58
dB
Output voltage regulation
75
mV
50
Temperature coefficient of output voltage
–1
mV/
°
C
μ
V
V
Output noise voltage
500
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
= –33 V, I
O
= 350 mA, T
J
= 25
°
C
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
μ
A79M24Y
MIN
UNIT
TYP
MAX
Output voltage
–24
V
Input voltage regulation
VI = –27 V to –38 V
VI = –28 V to –38 V
VI = –28 V to –38 V,
IO = 5 mA to 500 mA
IO = 5 mA to 350 mA
IO = 5 mA,
f = 10 Hz to 100 kHz
12
mV
12
Ripple rejection
IO = 300 mA,
f = 120 Hz
58
dB
Output voltage regulation
75
mV
50
Temperature coefficient of output voltage
TJ = 0
°
C to 125
°
C
–1
mV/
°
C
μ
V
V
Output noise voltage
600
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
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