Datasheet > BD4154FV_09

BD4154FV_09

更新时间： 2022-12-17 02:41:59

品牌	Logo	应用领域
罗姆 - ROHM		开关电源开关
页数	文件大小	规格书
16页	451K
描述
Power Switch IC for ExpressCardTM

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数据手册

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BD4154FV_09 数据手册

Technical Note

BD4154FV

●Electrical Characteristics (unless otherwise noted, Ta=25℃ VEN=3.3V V3AUX_IN =V3_IN=3.3V,V15_IN=1.5V)

Standard Value

Parameter

Symbol

Unit

Condition

MIN

TYP

MAX

µA

Standby Current

IST

Icc1

Icc2

VEN=0V (Include IEN, IRCLKEN)

VSYSR=0V

Bias Current 1

120

250

500

Bias Current 2

VSYSR=3.3V

[Enable]

High Level Enable Input Voltage

Low Level Enable Input Voltage

Enable Pin Input Current

[Logic]

VENHI

VENLOW

IEN

2.0

-0.2

5.5

0.8

µA

VEN=0V

High Level Logic Input Voltage

Low Level Logic Input Voltage

VLHI

2.0

0.8

VLLOW

µA

CPPE#=3.6V

CPPE#=0V

ICPPE#

ICPUSB#

ISYSR

CPUSB#=3.6V

CPUSB#=0V

SYSR=3.6V

Logic Pin Input Current

SYSR=0V

PERST_IN#=3.6V

PERST_IN#=0V

RCLKEN=3.6V

RCLKEN=0V

IRCLKEN=0.5mA

VRCLKEN=3.65V

IPRT_IN#

IRCLKEN

0.3

RCLKEN Low Voltage

RCLKEN Leak Current

[Switch V3AUX]

VRCLKEN

IRCLKEN

0.1

µA

On Resistance

R_V3AUX

120

220

150

mΩ Tj=-10～100℃ *

Discharge On Resistance

[Switch V3]

R_V3AUXDis

Ω

On Resistance

R_V3

mΩ Tj=-10～100℃ *

Discharge On Resistance

[Switch V15]

R_V3Dis

150

Ω

On Resistance

R_V15

mΩ Tj=-10～100℃ *

Discharge On Resistance

[Over Current Protection]

V3 Over Current

R_V15Dis

150

Ω

OCP_V3

OCP_V3AUX

OCP_V15

1.3

0.275

0.65

V3AUX Over Current

V15 Over Current

[Under Voltage Lockout]

V3_IN UVLO OFF Voltage

V3_IN Hysteresis Voltage

V3AUX_IN UVLO OFF Voltage

V3AUX_IN Hysteresis Voltage

V15_IN UVLO OFF Voltage

V15_IN Hysteresis Voltage

VUVLO_{V3_IN}

⊿VUVLO_{V3_IN}

VUVLO_{V3AUX_IN}

⊿VUVLO_{V3AUX_IN}

VUVLO_{V15_IN}

2.70

2.80

100

2.80

100

1.20

100

2.90

150

2.90

150

1.25

150

sweep up

mV sweep down

sweep up

mV sweep down

sweep up

2.70

1.15

⊿VUVLO_{V15_IN}

mV sweep down

[POWER GOOD]

V3 POWER GOOD Voltage

V3AUX POWER GOOD

Voltage

V15 POWER GOOD Voltage

PERST# LOW Voltage

PG_V3

2.700 2.850 3.000

1.200 1.275 1.350

PG_V3AUX

PG_V15

VPERST#_Low

VPERST#_HIGH

T_PERST#

3.0

0.1

0.3

I_PERST=0.5mA

PERST# HIGH Voltage

PERST# Delay Time

PERST# assertion time

[OUTPUT RISE TIME]

V3_IN to V3

500

Tast

T_V3

T_V3AUX

T_V15

0.1

V3AUX_IN to V3AUX

V15_IN to V15

* Design target

www.rohm.com

2009.05 - Rev.A

3/15

1 234 5 6 7...16

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