參數(shù)資料
型號: MAX895L
廠商: Maxim Integrated Products, Inc.
英文描述: 2A, Current-Limited, High-Side P-Channel Switch with Thermal Shutdown
中文描述: 雙路、限流型、高邊P溝道開關,帶有熱關斷
文件頁數(shù): 3/8頁
文件大小: 90K
代理商: MAX895L
M
2A, Current-Limited, High-S ide
P-Channel S witc h with T hermal S hutdown
_______________________________________________________________________________________
3
Note 1:
Guaranteed by design. Derived from the I
SET
current ratio; current-limit amplifier and external set resistor accuracies.
Note 2:
Tested with I
OUT
= 200mA and V
SET
raised until (V
IN
- V
OUT
)
0.8V.
Note 3:
Specifications to -40°C are guaranteed by design, not production tested.
ELECTRICAL CHARACTERISTICS
(V
IN
= 3V,
T
A
= -40°C to +85°C,
unless otherwise noted.) (Note 3)
V
IN
= 5V, I
OUT
= 500mA
μs
2
30
ON
= IN, V
IN
= V
OUT
= 5.5V
ON
= IN, V
IN
= 5.5V, V
OUT
= 0V
Rising edge, 1% hysteresis
V
IN
= 4.75V
V
IN
= 3.0V
V
IN
= 5V, I
OUT
= 500mA
Turn-Off Time
V
IN
= 5V,
ON
= GND, I
OUT
= 0A
I
SINK
= 1mA, V
SET
= 1V
I
OUT
= 1A, V
OUT
> 1.6V
R
SET
= 1% tolerance (Note 1)
V
SET
required to turn the switch off (Note 2)
CONDITIONS
m
90
2.4
1.34
μs
400
On-Resistance
Turn-On Time
V
0.4
FAULT
Logic Output Low Voltage
μA
μA
V
2.5
30
2.85
70
Off-Supply Current
Off-Switch Current
Undervoltage Lockout
μA
25
V
2.9
5.5
Operating Voltage
Quiescent Current
A/A
765
1145
I
OUT
to I
SET
Current Ratio
2.0
A
V
0.40
1.14
Nominal Current-Limit Set Range
Current-Limit-Amplifier Threshold
UNITS
MIN
TYP
MAX
PARAMETER
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