Datasheet
DEVICE INFORMATION
TPS2062-1
TPS2065-1
TPS2066-1
SLVS714A – FEBRUARY 2007 – REVISED MARCH 2009 ................................................................................................................................................
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ELECTRICAL CHARACTERISTICS (continued)
over recommended operating junction temperature range, V
I(IN)
= 5.5 V, I
O
= 1 A, V
I(/ENx)
= 0 V, or V
I(ENx)
= 5.5 V (unless
otherwise noted)
PARAMETER TEST CONDITIONS
(1)
MIN TYP MAX UNIT
UNDERVOLTAGE LOCKOUT
Low-level input voltage, IN 2 2.5 V
Hysteresis, IN T
J
= 25 ° C 75 mV
OVERCURRENT OC1 and OC2
Output low voltage, V
OL(OCx)
I
O( OCx)
= 5 mA 0.4 V
Off-state current
(4)
V
O( OCx)
= 5 V or 3.3 V 1 µ A
OC deglitch
(4)
OCx assertion or deassertion 4 8 15 ms
Discharge resistance V
CC
= 5 V, disabled, I
O
= 1 mA 100 Ω
THERMAL SHUTDOWN
(5)
Thermal shutdown threshold
(4)
135 ° C
Recovery from thermal shutdown
(4)
125 ° C
Hysteresis
(4)
10 ° C
(4) Not tested in production, specified by design.
(5) The thermal shutdown only reacts under overcurrent conditions.
Pin Functions
PIN
I/O DESCRIPTION
NAME TPS2065-1 TPS2062-1 TPS2066-1
EN 4 – – I Enable input, logic high turns on power switch
EN1 – 3 – I Enable input, logic low turns on channel 1
EN2 – 4 – I Enable input, logic high turns on channel 2
EN1 – – 3 I Enable input, logic high turns on channel 1
EN2 – – 4 I Enable input, logic high turns on channel 2
GND 1 1 1 Ground connection
IN 2, 3 2 2 I Input voltage; connect a 0.1 µ F or greater ceramic capacitor from IN to GND
as close to the IC as possible
OC 5 – – O Active-low open-drain output, asserted during over-current
OC1 – 8 8 O Active-low open-drain output, asserted during over-current for channel 1
OC2 5 5 O Active-low open-drain output, asserted during over-current for channel 2
OUT 6, 7, 8 – – O Power-switch output
OUT1 – 7 7 O Power-switch output for channel 1
OUT2 – 6 6 O Power-switch output for channel 2
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Product Folder Link(s): TPS2062-1 TPS2065-1 TPS2066-1