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TPS77525 Datasheet(PDF) 7 Page - Texas Instruments

Part # TPS77525
Description  FAST-TRANSIENT-RESPONSE 500-mA LOW-DROPOUT VOLTAGE REGULATORS
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS77525 Datasheet(HTML) 7 Page - Texas Instruments

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TPS77501, TPS77515, TPS77518, TPS77525, TPS77533 WITH RESET OUTPUT
TPS77601, TPS77615, TPS77618, TPS77625, TPS77628, TPS77633 WITH PG OUTPUT
FAST-TRANSIENT-RESPONSE 500-mA LOW-DROPOUT VOLTAGE REGULATORS
SLVS232B – SEPTEMBER 1999 – REVISED NOVEMBER 1999
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Input voltage range, VI
– 0.3 V to 13.5 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Voltage range at EN
–0.3 V to 16.5 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum RESET voltage (TPS775xx)
16.5 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum PG voltage (TPS776xx)
16.5 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Peak output current
Internally limited
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Output voltage, VO (OUT, FB)
7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Continuous total power dissipation
See dissipation rating tables
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating virtual junction temperature range, TJ
–40
°C to 125°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range, Tstg
–65
°C to 150°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ESD rating, HBM
2 kV
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
† Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
‡ All voltage values are with respect to network terminal ground.
DISSIPATION RATING TABLE 1 – FREE-AIR TEMPERATURES
PACKAGE
AIR FLOW
(CFM)
TA < 25°C
POWER RATING
DERATING FACTOR
ABOVE TA = 25°C
TA = 70°C
POWER RATING
TA = 85°C
POWER RATING
D
0
568 mW
5.68 mW/
°C
312 mW
227 mW
D
250
904 mW
9.04 mW/
°C
497 mW
361 mW
DISSIPATION RATING TABLE 2 – FREE-AIR TEMPERATURES
PACKAGE
AIR FLOW
(CFM)
TA < 25°C
POWER RATING
DERATING FACTOR
ABOVE TA = 25°C
TA = 70°C
POWER RATING
TA = 85°C
POWER RATING
PWP#
0
2.9 W
23.5 mW/
°C
1.9 W
1.5 W
PWP#
300
4.3 W
34.6 mW/
°C
2.8 W
2.2 W
PWP||
0
3 W
23.8 mW/
°C
1.9 W
1.5 W
PWP||
300
7.2 W
57.9 mW/
°C
4.6 W
3.8 W
# This parameter is measured with the recommended copper heat sink pattern on a 1-layer PCB, 5-in
× 5-in PCB, 1 oz. copper,
2-in
× 2-in coverage (4 in2).
|| This parameter is measured with the recommended copper heat sink pattern on a 8-layer PCB, 1.5-in
× 2-in PCB, 1 oz. copper
with layers 1, 2, 4, 5, 7, and 8 at 5% coverage (0.9 in2) and layers 3 and 6 at 100% coverage (6 in2). For more information, refer
to TI technical brief SLMA002.
recommended operating conditions
MIN
MAX
UNIT
Input voltage, VIk
2.7
10
V
Output voltage range VO
TPS77501
1.5
5.5
V
Output voltage range, VO
TPS77601
1.2
5.5
V
Output current, IO (Note 1)
0
500
mA
Operating virtual junction temperature, TJ (Note 1)
–40
125
°C
k To calculate the minimum input voltage for your maximum output current, use the following equation: VI(min) = VO(max) + VDO(max load).
NOTE 1: Continuous current and operating junction temperature are limited by internal protection circuitry, but it is not recommended that the
device operate under conditions beyond those specified in this table for extended periods of time.


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