參數(shù)資料
型號： UA78M08CKC
廠商： TEXAS INSTRUMENTS INC
元件分類： 固定正電壓單路輸出標準穩(wěn)壓器
英文描述： 8 V FIXED POSITIVE REGULATOR, PSFM3
封裝： PLASTIC, TO-220, 3 PIN
文件頁數(shù)： 18/21頁
文件大?。?/td> 560K
代理商： UA78M08CKC
uA78M00 SERIES
SLVS059Q – JUNE 1976 – REVISED APRIL 2010
www.ti.com
Electrical Characteristics
at specified virtual junction temperature, VI = 10 V, IO = 350 mA, TJ = 25°C (unless otherwise noted)
uA78M05I
PARAMETER
TEST CONDITIONS(1)
UNIT
MIN
TYP
MAX
4.8
5
5.2
IO = 5 mA to 350 mA,
Output voltage
V
VI = 7 V to 20 V
TJ = –40°C to 125°C
4.75
5.25
VI = 7 V to 25 V
3
100
Input voltage regulation
IO = 200 mA
mV
VI = 8 V to 25 V
1
50
IO = 100 mA, TJ = –40°C to 125°C
62
VI = 8 V to 18 V,
Ripple rejection
dB
f = 120 Hz
IO = 300 mA
62
80
IO = 5 mA to 500 mA
20
100
Output voltage regulation
mV
IO = 5 mA to 200 mA
10
50
Temperature coefficient
IO = 5 mA,
TJ = –40°C to 125°C
–1
mV/°C
of output voltage
Output noise voltage
f = 10 Hz to 100 kHz
40
200
mV
Dropout voltage
2
V
Bias current
4.5
6
mA
IO = 200 mA, VI = 8 V to 25 V, TJ = –40°C to 125°C
0.8
Bias current change
mA
IO = 5 mA to 350 mA,
TJ = –40°C to 125°C
0.5
Short-circuit output current
VI = 35 V
300
mA
Peak output current
0.7
A
(1)
All characteristics are measured with a 0.33-mF capacitor across the input and a 0.1-mF capacitor across the output. Pulse-testing
techniques maintain TJ as close to TA as possible. Thermal effects must be taken into account separately.
Electrical Characteristics
at specified virtual junction temperature, VI = 11 V, IO = 350 mA, TJ = 25°C (unless otherwise noted)
uA78M06C
PARAMETER
TEST CONDITIONS(1)
UNIT
MIN
TYP MAX
5.75
6
6.25
Output voltage
IO = 5 mA to 350 mA,
VI = 8 V to 21 V
V
TJ = 0°C to 125°C
5.7
6.3
VI = 8 V to 25 V
5
100
Input voltage regulation
IO = 200 mA
mV
VI = 9 V to 25 V
1.5
50
IO = 100 mA,
59
TJ = 0°C to 125°C
Ripple rejection
VI = 8 V to 18 V,
f = 120 Hz
dB
IO = 300 mA
59
80
IO = 5 mA to 500 mA
20
120
Output voltage regulation
mV
IO = 5 mA to 200 mA
10
60
Temperature coefficient
IO = 5 mA,
TJ = 0°C to 125°C
–1
mV/°C
of output voltage
Output noise voltage
f = 10 Hz to 100 kHz
45
mV
Dropout voltage
2
V
Bias current
4.5
6
mA
VI = 9 V to 25 V,
IO = 200 mA,
TJ = 0°C to 125°C
0.8
Bias current change
mA
IO = 5 mA to 350 mA,
TJ = 0°C to 125°C
0.5
Short-circuit output current
VI = 35 V
270
mA
Peak output current
0.7
A
(1)
All characteristics are measured with a 0.33-mF capacitor across the input and a 0.1-mF capacitor across the output. Pulse-testing
techniques maintain TJ as close to TA as possible. Thermal effects must be taken into account separately.
6
Copyright 1976–2010, Texas Instruments Incorporated
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