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TPS2544RTER датащи(PDF) 6 Page - Texas Instruments

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номер детали TPS2544RTER
подробное описание детали  USB Charging Port Controller and Power Switch
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производитель  TI [Texas Instruments]
домашняя страница  http://www.ti.com
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TPS2544RTER датащи(HTML) 6 Page - Texas Instruments

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TPS2544
SLVSBU8A – FEBRUARY 2013 – REVISED FEBRUARY 2013
www.ti.com
ELECTRICAL CHARACTERISTICS, CHARGING CONTROLLER
Unless otherwise noted: –40
≤ TJ ≤ 125°C, 4.5 V ≤ VIN ≤ 5.5 V, VEN = VIN, VILIM_SEL = VIN, VCTL1 = 0 V, VCTL2 = VCTL3 = VIN. R
FAULT = 10 kΩ, RILIM_HI = 20 kΩ, RILIM_LO = 80.6 kΩ, Positive currents are into pins. Typical values are at 25°C. All voltages are
with respect to GND.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SHORTED MODE (BC1.2 DCP)
VCTL1 = VIN, VCTL2 = VCTL3 = 0V
DP_IN / DM_IN shorting resistance
125
200
Ω
1.2V Mode
DP_IN /DM_IN output voltage
1.19
1.25
1.31
V
DP_IN /DM_IN output impedance
60
75
94
k
Ω
DIVIDER1 MODE
DP_IN Divider1 output voltage
1.9
2.0
2.1
V
DM_IN Divider1 output voltage
2.57
2.7
2.84
V
DP_IN output impedance
8
10.5
12.5
k
Ω
DM_IN output impedance
8
10.5
12.5
k
Ω
DIVIDER2 MODE
IOUT = 1A
DP_IN Divider2 output voltage
2.57
2.7
2.84
V
DM_IN Divider2 output voltage
1.9
2.0
2.1
V
DP_IN output impedance
8
10.5
12.5
k
Ω
DM_IN output impedance
8
10.5
12.5
k
Ω
CHARGING DOWNSTREAM PORT
VCTL1 = VCTL2 = VCTL3 = VIN
VDP_IN = 0.6 V,
VDM_SRC
DM_IN CDP output voltage
0.5
0.6
0.7
V
–250 µA < IDM_IN < 0 µA
DP_IN rising lower window threshold for
VDAT_REF
0.25
0.4
V
VDM_SRC activation
Hysteresis(1)
50
mV
DP_IN rising upper window threshold for
VLGC_SRC
0.8
1
V
VDM_SRC de-activation
hysteresis(1)
100
mV
IDP_SINK
DP_IN sink current
VDP_IN = 0.6 V
40
70
100
µA
(1)
These parameters are provided for reference only and do not constitute part of TI's published device specifications for purposes of TI's
product warranty.
6
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Copyright © 2013, Texas Instruments Incorporated
Product Folder Links: TPS2544


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