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參數(shù)資料
| 型號(hào)： | ADM1072ARQ |
| 廠(chǎng)商： | ANALOG DEVICES INC |
| 元件分類(lèi)： | 電源管理 |
| 英文描述： | Dual, USB 2.0 Full/Standby Power Controller with Supply Steering |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16 |
| 封裝： | QSOP-16 |
| 文件頁(yè)數(shù)： | 2/8頁(yè) |
| 文件大?。?/td> | 88K |
| 代理商： | ADM1072ARQ |
–2–
Rev. PrE 1/02
ADM1072–SPECIFICATIONS
Parameter
Min
T yp
M ax
Units
T est C onditions/C omments
Operating Voltage Range
+2.7
+5.5
Volts
Quiescent Current (T otal Device)
50
μA
V
IN
= 5V,
= GND, I
OUT
= 0A
Shutdown Supply Current (T otal Device)
0.01
2
μA
= V
IN
= 5.5V, V
OUT
= 0V
V
ST BY_IN
, Rising Edge, 1% Hysteresis
V
IN
= 4.75V
V
IN
= 3.0V
Undervoltage Lockout
2.0
2.3
2.6
V
On Resistance
135
m
m
NOMINAL CURRENT -LIMIT
Full Power Mode
Standby Mode
0.8
160
1.0
200
1.2
240
A
mA
ST BY Low Note 1
ST BY High Note 1
ST BY Input Low Voltage, V
IL
ST BY Input High Voltage, V
IH
ST BY Input Leakage
0.8
V
V
IN
= 2.7V to 5.5V
V
IN
= 2.7V to 5.5V
V
V
ST BY
= 5.5V
I
SINK
= 1mA
V
FAULT
= 5.5V
V
IN
= 5V, I
OUT
= 500mA
V
IN
= 3V, I
OUT
= 500mA
V
IN
= 5V, I
OUT
= 500mA
2.4
V
0.01
±1
μA
Logic Output Low Voltage
0.4
V
Output High Leakage Current
0.05
1
μA
T urn-On T ime
4
4
ms
ms
T urn-Off T ime
20
μs
Notes
1
Current limit is specified with V
= 4.5V.
2
Guaranteed by design. Derived from the I
current ratio, current-limit amplifier and internal set resistor accuraciues.
3
T ested with I
= 200mA and V
adjusted until (V
- V
OUT
)
4
Specifications to -40
C are guaranteed by design, not tested.
0.8V.
(Specification for either channel 1 or channel 2, V
IN
= +5.0V, T
A
= -40 to+85
o
C, unless otherwse noted.)
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