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参数资料
| 型号： | ADM869LARQ |
| 厂商： | ANALOG DEVICES INC |
| 元件分类： | 电源管理 |
| 英文描述： | 2 A, High-Side P-Channel Switch with Current Limit and Thermal Shutdown |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16 |
| 封装： | MO-137AB, QSOP-16 |
| 文件页数： | 2/8页 |
| 文件大小： | 124K |
| 代理商： | ADM869LARQ |
REV. A
–2–
ADM869L–SPECIFICATIONS
(V
CC
= 3.0 V, T
A
= –40 C to +85 C
1
, unless otherwise noted.)
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
Operating Voltage Range
Quiescent Current
2.7
5.5
20
V
μ
A
12
V
IN
= 5 V,
ON
= GND, I
OUT
= 0 A,
0
°
C to 85
°
C
V
IN
= 5 V,
ON
= GND, I
OUT
= 0 A,
–40
°
C to +85
°
C
ON
= V
IN
= V
OUT
= 5.5 V
ON
= V
IN
= V
CC
, V
OUT
= 0 V
Rising Edge, 1% Hysteresis
V
IN
= 4.75 V
V
IN
= 3.0 V
R
SET
= 1% Tolerance
2
V
SET
Required to Turn Off Switch
3
I
OUT
= 1 A, V
OUT
> 1.6 V
V
IN
= 2.7 V to 5.5 V
V
IN
= 2.7 V to 3.6 V
V
IN
= 4.5 V to 5.5 V
V
ON
= 5.5 V
V
SET
= 1.24 V, I
OUT
= 0 A
I
SINK
= 1 mA, V
SET
= 1.4 V
V
FAULT
= 5.5 V, V
SET
= 1 V
20% Current Overdrive, V
IN
= 5 V
12
25
μ
A
Shutdown Supply Current
Off-Switch Current
Undervoltage Lockout
On Resistance
0.01
0.04
2.3
38
45
2
2
2.6
70
90
2.4
1.302
1100
0.8
μ
A
μ
A
V
m
m
A
V
A/A
V
V
V
μ
A
μ
A
V
μ
A
μ
s
μ
s
μ
s
μ
s
μ
s
2.0
Nominal Current-Limit Setting Range
Current-Limit Amplifier Threshold
I
OUT
/I
SET
Current Ratio
ON
Input Low Voltage, V
IL
ON Input High Voltage, V
IH
0.4
1.178
810
1.240
955
2.0
2.4
ON Input Leakage
Current-Limit Amplifier Input Bias Current
FAULT
Logic Output Low Voltage
FAULT
Output High Leakage Current
Slow Current-Loop Response Time
Fast Current-Loop Response Time
Turn-On Time
0.01
0.05
±
1
±
3
0.4
1
0.05
10
4
100
200
2
300
V
IN
= 5 V, I
OUT
= 500 mA
V
IN
= 3 V, I
OUT
= 500 mA
V
IN
= 5 V, I
OUT
= 500 mA
Turn-Off Time
1
30
NOTES
1
Specifications to –40
°
C are guaranteed by design, not tested.
2
Guaranteed by design. Derived from the I
SET
current ratio, current-limit amplifier and external set resistor accuracies.
3
Tested with I
OUT
= 200 mA and V
SET
adjusted until (V
IN
– V
OUT
) 0.8 V.
Specifications subject to change without notice.
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