Datasheet
I
O(3.3VOUT/AUXOUT)
VIN
VIN
LOAD CIRCUIT LOAD CIRCUIT
50%
10%
VOLTAGE WAVEFORMS
10%
90%
C
L
I
O(1.5VOUT)
C
L
t
pd(off)
t
pd(on)
VIN
V
O(3.3VOUT/AUXOUT)
V
I(3.3V/AUXIN)
GND
V
I(3.3V)
GND
50%
10%
90%
t
pd(off)
t
pd(on)
VIN
V
O(1.5VOUT)
V
I(1.5V)
GND
V
I(1.5V)
GND
90%
Propagation Delay (1.5VOUT)Propagation Delay (3.3VOUT/AUXOUT)
t
r
t
f
V
O(3.3VOUT/AUXOUT)
V
I(3.3V)
GND
10%
90%
t
r
t
f
V
O(1.5VOUT)
GND
V
I(1.5V)
Rise/Fall Time (1.5VOUT)Rise/Fall Time (3.3VOUT/AUXOUT)
50%
10%
t
off
t
on
VIN
V
O(3.3VOUT/AUXOUT)
V
I(3.3V)
GND
V
I(3.3V)
GND
90%
50%
10%
t
off
t
on
VIN
V
O(1.5VOUT)
V
I(1.5V)
GND
V
I(1.5V)
GND
90%
Turn On/Off Time (1.5VOUT)Turn On/Off Time (3.3VOUT/AUXOUT)
R
L
R
L
TPS2231
TPS2236
SLVS536J –JULY 2004–REVISED SEPTEMBER 2009..................................................................................................................................................
www.ti.com
PARAMETER MEASUREMENT INFORMATION
Figure 1. Test Circuits and Voltage Waveforms
TYPICAL CHARACTERISTICS
Table 1. Table of Graphs
FIGURE
Output voltage when card is inserted vs Time 2
RCLKEN and PERST voltage during power up vs Time 3
RCLKEN and PERST voltage during power down vs Time 4
PERST asserted by SYSRST when power is on vs Time 5
PERST de-asserted by SYSRST when power is on vs Time 6
Output voltage when 3.3VIN is removed vs Time 7
Output voltage when 1.5VIN is removed vs Time 8
OC response when powered into a short (3.3VOUT) vs Time 9
Supply current of AUXIN vs Junction temperature 10
Static drain-source on-state resistance vs Junction temperature 11
3.3-V power switch current limit vs Junction temperature 12
1.5-V power switch current limit vs Junction temperature 13
AUX power switch current limit vs Junction temperature 14
3.3-V power switch current limit trip vs Junction temperature 15
1.5-V power switch current limit trip vs Junction temperature 16
AUX power switch current limit trip vs Junction temperature 17
14 Submit Documentation Feedback Copyright © 2004–2009, Texas Instruments Incorporated
Product Folder Link(s): TPS2231 TPS2236