PM6680 datasheet(13/49 Pages) STMICROELECTRONICS

tên linh kiện	PM6680

Giải thích chi tiết về linh kiện	No Rsense dual step-down controller with adjustable voltages for notebook system power

PDF	49 Pages

Scroll/Zoom	100%

nhà sản xuất	STMICROELECTRONICS [STMicroelectronics]

Trang chủ	http://www.st.com

Logo

13 / 49 page

PM6680

Electrical characteristics

13/49

Symbol

Parameter

Test condition

Min

Typ

Max

Unit

On time pulse width

Ton

On time duration

FSEL to

GND

OUT1=1.5V

550

650

750

OUT2=1.05V

230

270

315

FSEL to

VREF

OUT1=1.5V

375

445

515

OUT2=1.05V

175

210

245

FSEL to

LDO5

OUT1=1.5V

285

340

395

OUT2=1.05V

125

150

175

OFF time

TOFFMIN

Minimum off time

350

500

Voltage reference

VREF

Voltage accuracy

4V < VLDO5 < 5.5V

1.224

1.236

1.249

Load regulation

-100µA< IREF < 100µA

-4

Undervoltage lockout fault

threshold

Falling edge of REF

0.95

Integrator

Voltage accuracy

-909

900

909

Input bias current

0.1

µA

COMP

Over voltage clamp

Normal mode

250

Pulse skip mode

Under voltage clamp

-150

Line regulation

Both SMPS, 6V<Vin<28V (1)

0.004

%/V

LDO5 linear regulator

VLDO5

LDO5 linear output voltage

6V<VIN<28V,

0 < ILDO5 < 50mA

4.9

5.0

5.1

LDO5 line regulation

6V< VIN < 28V,

ILDO5 = 20mA ,

0.004

%/V

ILDO5

LDO5 Current limit

VLDO5 > UVLO

270

330

400

ULVO

Under Voltage Lockout of LDO5

3.94

4.13

Table 5.

Electrical characteristics (continued)

PM6680 bảng dữ liệu(PDF) 13 Page - STMicroelectronics

PM6680 bảng dữ liệu(HTML) 13 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 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49

bảng dữ liệu tải về

Link URL