LD2985AM18R datasheet(7/21 Pages) STMICROELECTRONICS

7 / 21 page

LD2985Axx - LD2985Bxx

Electrical characteristics

7/21

Output voltage

VI = 4.8V

3.743

3.8

3.857

IO = 1 to 150mA

3.705

3.895

IO = 1 to 150mA, TJ= -40 to 125°C

3.667

3.933

Output voltage

VI = 5.0V

3.94

4.06

IO = 1 to 150mA

3.9

4.1

IO = 1 to 150mA, TJ= -40 to 125°C

3.86

4.14

Output voltage

VI = 5.7V

4.63

4.7

4.77

IO = 1 to 150mA

4.582

4.817

IO = 1 to 150mA, TJ= -40 to 125°C

4.5355

4.8645

Output voltage

VI = 6.0V

4.925

5.075

IO = 1 to 150mA

4.875

5.125

IO = 1 to 150 mA, TJ= -40 to 125°C

4.825

5.175

ISC

Short circuit current

RL = 0

400

ΔVO/ΔVI Line regulation

VI = VO + 1V to 16V, IO = 1 mA

0.003

0.014

%/VI

VI = VO + 1V to 16V, IO = 1 mA,

TJ= -40 to 125°C

0.032

VDROP

Dropout voltage

IO = 0

IO = 0, TJ= -40 to 125°C

IO = 1mA

IO = 1mA, TJ= -40 to 125°C

IO = 10mA

IO = 10mA, TJ= -40 to 125°C

IO = 50mA

120

150

IO = 50mA, TJ= -40 to 125°C

225

IO = 150mA

280

350

IO = 150mA, TJ= -40 to 125°C

575

Quiescent current

ON MODE

IO = 0

100

µA

IO = 0, TJ= -40 to 125°C

150

IO = 1mA

100

150

IO = 1mA, TJ= -40 to 125°C

200

IO = 10mA

200

300

IO = 10mA, TJ= -40 to 125°C

400

IO = 50mA

600

900

IO = 50mA, TJ= -40 to 125°C

1200

IO = 150mA

2000

3000

IO = 150mA, TJ= -40 to 125°C

4000

OFF MODE

VINH<0.18V

VINH<0.18V, TJ= -40 to 125°C

SVR

Supply voltage rejection

CBYP = 0.01µF, CO = 10µF, f = 1kHz

VIL

Control input logic low

TJ= -40 to 125°C

0.15

Table 5.

Electrical characteristics for LD2985A (continued) (TJ = 25 °C, VI = VO + 1 V, IO = 50 mA,

VSHDN = 2 V, CI = CO = 1 µF, unless otherwise specified).

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

LD2985AM18R bảng dữ liệu(PDF) 7 Page - STMicroelectronics

LD2985AM18R bảng dữ liệu(HTML) 7 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

bảng dữ liệu tải về

Link URL