Datasheet

−40 125
300
340
380
420
460
500
25
320
360
400
440
480
T
J
− Temperature − °C
I
DD(off)
− Bias Supply − µA
2.00
3.50
4.50
6.00
2.50
3.00
4.00
5.00
5.50
UVLO − Under Voltage Lockout − V
−40 125
TJ − Temperature − C
25
6.50
8.00
7.00
7.50
TPS28226 Falling
TPS28226 Rising
TPS28225 Falling
TPS28225 Rising
0.0
PWM − PWM 3−State Threshold − V
−40 12525
2.0
3.0
5.0
0.5
1.0
2.5
2.5
4.5
1.5
4.0
Falling
Rising
T
J
− Temperature − °C
−40 12525
0.00
0.75
1.25
2.00
0.25
0.50
1.00
1.50
1.75
Falling
Rising
T
J
− Temperature − °C
EN/PG − Enable/Power Good − V
TPS28225
TPS28226
www.ti.com SLUS710C –MAY 2006–REVISED APRIL 2010
TYPICAL CHARACTERISTICS
BIAS SUPPLY CURRENT
vs UNDER VOLTAGE LOCKOUT THRESHOLD
TEMPERATURE vs
(V
EN/PG
= Low, PWM Input Floating, V
DD
= 7.2V) TEMPERATURE
Figure 1. Figure 2.
ENABLE/POWER GOOD THRESHOLD PWM 3-STATE THRESHOLDS, (5-V Input Pulses)
vs vs
TEMPERATURE (V
DD
= 7.2 V) TEMPERATURE, (V
DD
= 7.2 V)
Figure 3. Figure 4.
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