Datasheet

TPS2543
www.ti.com
SLVSBA6 FEBRUARY 2012
RECOMMENDED OPERATING CONDITIONS
voltages are referenced to GND (unless otherwise noted)
MIN NOM MAX UNIT
V
IN
Input voltage, IN 4.5 5.5 V
Input voltage, logic-level inputs, EN, CTL1, CTL2, CTL3, ILIM_SEL 0 5.5 V
Input voltage, data line inputs, DP_IN, DM_IN, DP_OUT, DM_OUT 0 V
IN
V
V
IH
High-level input voltage, EN, CTL1, CTL2, CTL3, ILIM_SEL 1.8 V
V
IL
Low-level input voltage, EN, CTL1, CTL2, CTL3, ILIM_SEL 0.8 V
Continuous current, data line inputs, SDP or CDP mode, DP_IN to DP_OUT, DM_IN to
±30 mA
DM_OUT
Continuous current, data line inputs, BC1.2 DCP mode, DP_IN to DM_IN ±15 mA
I
OUT
Continuous output current, OUT 0 2.5 A
Continuous output sink current, FAULT, STATUS 0 10 mA
R
ILIM_XX
Current-limit set resistors 16.9 750 kΩ
T
J
Operating virtual junction temperature –40 125 °C
ELECTRICAL CHARACTERISTICS
Unless otherwise noted: –40 T
J
125°C, 4.5 V V
IN
5.5 V, V
EN
= V
IN
, V
ILIM_SEL
= V
IN
, V
CTL1
= V
CTL2
= V
CTL3
= V
IN
. R
FAULT
=
R
STATUS
= 10 kΩ, R
ILIM_HI
= 20 kΩ, R
ILIM_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
POWER SWITCH
T
J
= 25°C, I
OUT
= 2 A 73 84
R
DS(on)
On resistance
(1)
–40°C T
J
85°C, I
OUT
= 2 A 73 105 mΩ
–40°C T
J
125°C, I
OUT
= 2 A 73 120
t
r
OUT voltage rise time 0.7 1.0 1.60
V
IN
= 5 V, C
L
= 1 µF, R
L
= 100 Ω (see Figure 23 and
ms
Figure 24)
t
f
OUT voltage fall time 0.2 0.35 0.5
t
on
OUT voltage turn-on time 2.7 4
V
IN
= 5V, C
L
= 1 µF, R
L
= 100 Ω (see Figure 23 and
ms
Figure 25)
t
off
OUT voltage turn-off time 1.7 3
V
OUT
= 5.5 V, V
IN
= V
EN
= 0 V, –40 T
J
85°C,
I
REV
Reverse leakage current 2 µA
Measure I
OUT
DISCHARGE
R
DCHG
OUT discharge resistance V
OUT
= 4 V, V
EN
= 0 V 400 500 630 Ω
t
DCHG
OUT discharge hold time Time V
OUT
< 0.7 V (see Figure 26) 205 310 450 ms
(1) Pulse-testing techniques maintain junction temperature close to ambient temperature; Thermal effects must be taken into account
separately.
Copyright © 2012, Texas Instruments Incorporated Submit Documentation Feedback 3
Product Folder Link(s): TPS2543