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UCS1001-3 датащи(PDF) 20 Page - Microchip Technology

номер детали UCS1001-3
подробное описание детали  USB Port Power Controller with Charger Emulation
PDF  57 Pages
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производитель  MICROCHIP [Microchip Technology]
домашняя страница  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

UCS1001-3 датащи(HTML) 20 Page - Microchip Technology

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USB Port Power Controller with Charger Emulation
Datasheet
Revision 1.4 (07-16-13)
20
SMSC UCS1001
DATASHEET
Port Power Switch Operation With Trip Mode Current Limiting
Region 2 Current Keep-
out
IBUS_R2MIN
0.1
A
Minimum VBUS Allowed
at Output
VBUS_MIN
2.0
V
Port Power Switch Operation With Constant Current Limiting (Variable Slope)
Region 2 Current Keep-
out
IBUS_R2MIN
1.5
A
Minimum VBUS Allowed
at Output
VBUS_MIN
2.0
V
VBUS Bypass - DC
On Resistance
RON_BYP
50
Ω
Leakage Current
ILEAK_BYP
3
µA
Switch off
Current Limit
IDET_CHG /
IBUS_BYP
2
mA
VDD = 5 V and VBUS> 4.75 V
Attach / Removal Detection - DC
Attach Detection
Threshold
IDET_QUAL
800
µA
Primary Removal
Detection Threshold
IREM_QUAL_ACT
700
µA
Active power state
IREM_QUAL_DET
800
µA
Detect power state
(see Section 7.4)
Attach / Removal Detection - AC
Attach Detection Time
tDET_QUAL
100
ms
Time from Attach to A_DET#
assert (UCS1001-4 only).
Removal Detection Time
tREM_QUAL
1000
ms
Allowed Charge Time
tDET_CHARGE
800
ms
CBUS = 500 µF max
Charger Emulation Profile
General Emulation - DC
Charging Current
Threshold
IBUS_CHG
156
mA
Table 3.3 Electrical Specifications (continued)
VDD = 4.5V to 5.5V, VS = 2.9V to 5.5V, VPULLUP = 3V to 5.5V, = -40°C to
all Typical values at VDD = VS = 5 V, TA = 27 °C unless otherwise noted.
CHARACTERISTIC
SYMBOL
MIN
TYP
MAX
UNIT
CONDITIONS



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