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參數資料
| 型號： | UC2834L |
| 英文描述： | DOUBLE CHANNEL HIGH SIDE SOLID STATE RELAY |
| 中文描述： | 積極可調電壓穩壓器 |
| 文件頁數： | 5/11頁 |
| 文件大小： | 377K |
| 代理商： | UC2834L |
UC2832-EP
PRECISION LOW DROPOUT LINEAR CONTROLLER
SGLS147A
–
JANUARY 2003
–
REVISED MARCH 2003
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics,
T
A
=
–
40 C to 105 C for the UC2832T-EP, +V
IN
= 15 V, Driver sink = +V
IN
,
C/S(+) voltage = +V
IN
, and T
A
= T
J
(unless otherwise stated)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Driver Section
Maximum current
Driver limit and source pins common
TJ = 25 C
TJ = Full range
200
300
400
mA
100
300
450
Limiting voltage
Driver limit to source voltage at current limit,
ISOURCE =
–
10 mA, TJ = 25 C,
TJ = 25 C,
See Note 3
See Note 3
0.72
V
Internal current sense resistance
2.4
Driver sink = +VIN
–
1 V
+VIN = 36 V,
Driver sink = 35 V
–
800
–
300
–
100
Pull-up current at driver sink
Compensation/Shutdown = 0.4 V
–
1000
–
300
–
75
μ
A
Pull-down current at driver source
Compensation/Shutdown = 0.4 V,
Driver source = 1 V
150
300
700
μ
A
Saturation voltage sink to source
Driver source = 0 V, Driver current = 100 mA
1.5
V
Maximum source voltage
Driver sink = +VIN, Driver current = 100 mA,
Volts below +VIN
+VIN = C/S(+) = C/S(
–
) = 2.5 V, Driver sink = 15 V,
Driver source = 0 V,
3
V
UVLO sink leakage
TA = 25 C
25
μ
A
Maximum reverse source voltage
Compensation/Shutdown = 0 V, ISOURCE = 100
μ
A,
(+)VIN = 3 V
1.6
V
Thermal shutdown
NOTES:
160
C
3. The internal current limiting voltage has a temperature dependence of approximately
–
2.0 mV/ C, or
–
2800 ppm/ C. The internal
2.4
sense resistor has a temperature dependance of approximately +1500 ppm/ C.
APPLICATION AND OPERATION INFORMATION
Figure 1. NPN Pass (Medium Power, Low Drop-Out Regulator)
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