TPS20xxC
www.ti.com
SLVSAU6A –JUNE 2011–REVISED JULY 2011
ELECTRICAL CHARACTERISTICS: –40°C ≤ TJ ≤ 125°C (continued)
Unless otherwise noted:4.5 V ≤ VIN ≤ 5.5 V, VEN = VIN or VEN = GND, IOUT = 0 A, typical values are at 5 V and 25°C. See the
DEVICE INFORMATION table for the rated current of each part number.
PARAMETER
TEST CONDITIONS(1)
MIN
TYP
MAX
UNIT
FLT
Output low voltage, FLT
Off-state leakage
FLT deglitch
IFLT = 1 mA
VFLT = 5.5 V
0.2
1
V
µA
ms
tFLT
FLT assertion/deassertion deglitch
6
9
12
OUTPUT DISCHARGE
VIN = 4 V, VOUT = 5.0 V, disabled
VIN = 5 V, VOUT = 5.0 V, disabled
350
300
560
470
1200
800
RPD
Output pull-down resistance
Ω
THERMAL SHUTDOWN
In current limit
135
155
Rising threshold (TJ)
Not in current limit
°C
(4)
Hysteresis
20
(4) 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.
OUT
90%
tR
tF
VOUT
R
C
L
L
10%
Figure 2. Output Rise / Fall Test Load
Figure 3. Power-On and Off Timing
V
V
/EN
50%
EN
50%
50%
50%
t
t
OFF
ON
t
OFF
t
ON
90%
90%
V
OUT
V
OUT
10%
10%
Figure 4. Enable Timing, Active High Enable
Figure 5. Enable Timing, Active Low Enable
120% x I
OS
I
OUT
I
OS
0 A
t
IOS
Figure 6. Output Short Circuit Parameters
VIN
Decreasing
Load
Resistance
Slope = -RDS(ON)
0 V
0 A
IOUT
IOS
Figure 7. Output Characteristic Showing Current Limit
Copyright © 2011, Texas Instruments Incorporated
5
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