Datasheet

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TPS79301-EP , , TPS79318-EP , , TPS79325-EP , , TPS79328-EP
TPS793285-EP , TPS79330-EP , TPS79333-EP , TPS793475-EP
SGLS163B – APRIL 2003 – REVISED NOVEMBER 2006
ELECTRICAL CHARACTERISTICS (continued)
over recommended operating free-air temperature range, EN = V
I
, T
J
= –55 to 125 ° C and T
J
= –40 to 125 ° C, V
I
= V
O(typ)
+
1 V, I
O
= 1 mA, C
o
= 10 µ F, C
(byp)
= 0.01 µ F (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Input current (FB) (TPS79301) FB = 1.8 V 1 µ A
f = 100 Hz, T
J
= 25 ° C, I
O
= 10 mA 70
f = 100 Hz, T
J
= 25 ° C, I
O
= 200 mA 68
Power-supply ripple
TPS79328 dB
rejection
f = 10 Hz, T
J
= 25 ° C, I
O
= 200 mA 70
f = 100 Hz, T
J
= 25 ° C, I
O
= 200 mA 43
I
O
= 200 mA, T
J
= 25 ° C 120
TPS79328
I
O
= 200 mA 200
I
O
= 200 mA, T
J
= 25 ° C 120
TPS793285
I
O
= 200 mA 200
I
O
= 200 mA, T
J
= 25 ° C 112
Dropout voltage
(5)
TPS79330 mV
I
O
= 200 mA 200
I
O
= 200 mA, T
J
= 25 ° C 102
TPS79333
I
O
= 200 mA 180
I
O
= 200 mA, T
J
= 25 ° C 77
TPS793475
I
O
= 200 mA 125
UVLO threshold V
CC
rising 2.25 2.65 V
UVLO hysteresis T
J
= 25 ° C V
CC
rising 100 mV
(5) IN voltage equals V
O(typ)
– 100 mV; The TPS79325 dropout voltage is limited by the input voltage range limitations.
5
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