PM6641 데이터 시트보기 (PDF) - STMicroelectronics

부품명

상세내역

제조사

PM6641

Monolithic VR for chipset and DDR2/3 supply for ultra-mobile PC (UMPC) applications

STMicroelectronics 

PM6641

Electrical characteristics

Table 6. Electrical characteristics (continued)

Symbol

Parameter

Test condition

Values

Unit

Min Typ Max

Thermal shutdown

TSHDN

Thermal shutdown threshold

Thermal shutdown hysteresis

Switching node – chipset 1.5 V rail

tOnmin

RDSon,HS

RDSon,LS

Minimum on-time

High side PMOS Ron

Low side NMOS Ron

IINLEAK VIN_1S5 leakage current

VAVCC = VVCC = +5 V, all

EN_1S5 low

VIN =

+5 V

VIN =

+3.3 V

Peak current limit

RCSNS = 50 kΩ

Soft-end section – chipset 1.5 V rail

Discharge resistance

LS turn-on VFB_1SX threshold

with internal divider

VFB_S1X to OUT_X

LS turn-on VFB_1SX threshold

with external divider

VFB_S1X to external divider

Power management section – chipset 1.5 V rail

EN_1S5 turn-off level

0.8

EN_1S5 turn-on level

VAVCC = 5 V

Switching node – chipset 1.05 V rail

tOnmin

RDSon,HS

RDSon,LS

Minimum on-time

High side PMOS Ron

Low side NMOS Ron

IINLEAK VIN_1S05 leakage current

Peak current limit

Soft end section – chipset 1.05 V rail

VAVCC = VVCC = +5 V, all

EN_1S05 low

RCSNS = 50 kΩ

VIN =

+5 V

VIN =

+3.3 V

Discharge resistance

150

15

200

150

100

3.9

25

0.29

0.16

180

100

70

5.1

25

°C

ns

220

mΩ

160

1

μA

A

Ω

V

V

2

ns

160

mΩ

110

1

μA

1

A

Ω

Doc ID 13510 Rev 3

11/47

Share Link: