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參數(shù)資料
| 型號： | UC3824QTR |
| 英文描述： | Rad-hard 3 to 8 line decoder (inverting) |
| 中文描述： | 電流/電壓模式開關(guān)電源控制器 |
| 文件頁數(shù)： | 3/13頁 |
| 文件大小： | 272K |
| 代理商： | UC3824QTR |
SLUS317B JANUARY 2000 REVISED FEBRUARY 2004
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics, T
A
= 40
°
C to 100
°
C for the UC282-X series and 0
°
C to 100
°
C for the
UC382-X, VB = 5 V, VIN = 3.3 V, VOUT = 2.5 V for the UC382-ADJ, T
A
= T
J
, (unless otherwise stated)
UC382-2 fixed 2.1 V, 3-A family
PARAMETERS
TEST CONDITIONS
MIN
2.079
TYP
2.100
MAX
2.121
UNITS
V
Output voltage (IVOUT = 100 mA)
UC382-2
UC282-2
2.058
2.100
2.121
V
Load regulation
IVOUT = 10 mA to 3 A
0.5
4
mV
VIN PSSR
80
100
dB
VB PSSR
52
62
dB
IVOUT = 3 A,
IVOUT = 3 A,
IVOUT = 3 A,
IVOUT = 3 A,
IVOUT = 3 A,
TJ = 25
°
C
UC382-2
350
425
mV
VIN dropout voltage = VINVOUT
350
450
mV
UC282-2
350
500
mV
VB dropout = VBVOUT
UC382-2
1.8
2.10
V
UC282-2
1.8
2.20
V
Short circuit current limit
3.3
4.5
A
VB current
IVOUT = 10 mA
IVOUT = 3 A
IVOUT = 3 A
6
11
mA
18
60
mA
VIN current
2.94
2.97
A
UC382-1 fixed 1.5 V, 3-A family
PARAMETERS
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Output voltage (IVOUT = 100 mA)
UC382-1
1.485
1.500
1.515
V
UC282-1
1.470
1.500
1.515
V
Load regulation
IVOUT = 10 mA to 3 A
0.5
4
mV
VIN PSSR
80
100
dB
VB PSSR
55
65
dB
IVOUT = 3 A,
IVOUT = 3 A,
IVOUT = 3 A,
IVOUT = 3 A,
IVOUT = 3 A,
TJ = 25
°
C
UC382-1
350
425
mV
VIN dropout voltage = VINVOUT
350
450
mV
UC282-1
350
500
mV
VB dropout = VBVOUT
UC382-1
1.8
2.10
V
UC282-1
1.8
2.20
V
Short circuit current limit
3.3
4.5
A
VB current
IVOUT = 10 mA
IVOUT = 3 A
IVOUT = 3 A
6
11
mA
18
60
mA
VIN current
2.94
2.97
A
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