ST1L05 datasheet(10/30 Pages) STMICROELECTRONICS

10 / 30 page

Electrical characteristics

ST1L05

10/30

DocID14492 Rev 3

Refer to the typical application schematic, VI = 4.5 V to 5.5 V, IO = 5 mA to 1.3 A,

CI =CO = 4.7 µF, TJ = 0 to 125 °C, unless otherwise specified. Intended typical value is

TJ = 25 °C unless otherwise specified.

Table 7. ST1L05APU33R electrical characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Output voltage

VI = 4.75 V to 5.25 V, T = 25 °C

3.234

3.3

3.366

Output voltage

VI = 4.75 V to 5.25 V

3.2175

3.3

3.3825

ΔVO

Line regulation

VI = 4.75 V to 5.25 V

ΔVO

Load regulation

VI = 4.75 V, IO = 10 mA to 1.3 A

Output current limit

VI = 5.5 V

1.3

IOMIN

Minimum output current for

regulation

0mA

Dropout voltage

IO = 0.8 A

0.2

0.4

IO = 1 A

0.25

0.45

IO = 1.3 A

0.3

0.5

Quiescent current

VI = 5 V, IO = 2 mA to 1.3 A,

T = 25 °C

350

500

µA

VI = 5.5 V, IO = 2 mA to 1.3 A

350

650

SVR

Supply voltage rejection(1)

VI = 5 ± 0.5 V, IO = 5 mA, f = 120 Hz

RMS output noise(1)

B = 10 Hz to 10 kHz, VI = 5 V,

IO = 5 mA

0.003

%VO

ΔVO/ΔIO Load transient (rising)(1)(2)

VI = 5 V, any 200 mA step from

100 mA to 1.3 A, tR ≥ 1 µs

5%VO

ΔVO/ΔIO Load transient (falling)(1)(2)

VI = 5 V, IO = 1.3 A to 10 mA,

tF ≥ 1 µs

3.6

ΔVO/ΔVI Start-up transient(1)(2)

VI = 0 V to 5 V, IO = 10 mA to 1.3 A,

tR ≥ 1 µs

3.5

ΔVO/ΔIO

Short-circuit removal

response (1)(2)

VI = 5 V, IO = short to 10 mA

3.5

TSH

Thermal shutdown trip point(1) VI = 5 V

165

°C

Guaranteed by design. Not tested in production.

CI = 10µF, CO = 10µF, all X7R ceramic capacitors.

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