P2PAK datasheet(13/26 Pages) STMICROELECTRONICS

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LD29300xx

Electrical characteristics

13/26

Table 10.

Electrical characteristics of LD29300#ADJ

(IO = 10 mA, TJ = 25 °C, VI = 3.23 V, VINH = 2 V

(1), C

I = 330 nF, CO = 10 µF adjust pin tied to

output pin)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Minimum operating input

voltage

IO = 10mA to 3A, TJ = -40 to 125°C

2.5

ΔVO

Load regulation

IO = 10mA to 3A

0.2

1.0

ΔVO

Line regulation

VI = 2.5 V to 13V

0.06

0.5

VREF

Reference voltage

IO = 10mA to 3A, VI = 2.5 to 4.5V

TJ = -40 to 125°C

(2)

-1%

1.23

+1%

-2%

+2%

SVR

Supply voltage rejection

f = 120 Hz, VI = 3.23 ±1V, IO = 1.5A

(3)

Quiescent current

IO = 1.5A, TJ = -40 to 125°C

IO = 3A, TJ = -40 to 125°C

100

VI = 13V, VINH = GND, TJ = -40 to 125°C

130

180

µA

IADJ

Adjust pin current

TJ = -40 to 125°C

(3)

1µA

Isc

Short circuit current

VI - VO = 5.5V

4.5

VIL

Control input logic low

OFF MODE (1),TJ = -40 to 125°C

0.8

VIH

Control input logic high

ON MODE (1), TJ = -40 to 125°C

IINH

Control input current

TJ = -40 to 125°C, VINH = 13V

µA

Output noise voltage

BP = 10Hz to 100kHz, IO = 100mA

µVRMS

Only for version with Inhibit function.

Reference voltage is measured between output and GND pin, with ADJ PIN tied to VOUT.

Guaranteed by design.

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