BD2055AFJ datasheet(6/13 Pages) ROHM

部件名	BD2055AFJ

功能描述	1ch High Side Switch ICs for USB Devices and Memory Cards

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制造商	ROHM [Rohm]

网页	http://www.rohm.com

标志

6 / 13 page

BD2045AFJ, BD2055AFJ

Technical Note

6/12

www.rohm.com

2011.06 - Rev.C

●

Waveform data

Regarding the output rise/fall and over current detection characteristics of BD2055AFJ, refer to the characteristic of BD2045AFJ.

VIN=5V

TIME (2ms/div.)

Fig.30 Over current response

Ramped load

(BD2045AFJ)

TIME (2ms/div.)

Fig.31 Over current response

Enable to shortcircuit

(BD2045AFJ)

V/OC

(5V/div.)

VOUT

(5V/div.)

IOUT

(0.5A/div.)

VIN=5V

CL=100μF

V/EN

(5V/div.)

V/OC

(5V/div.)

VOUT

(5V/div.)

IOUT

(0.5A/div.)

V/EN

(5V/div.)

VIN=5V

RL=20Ω

CL=100μF

V/OC

(5V/div.)

VOUT

(5V/div.)

IOUT

(0.5A/div.)

TIME(1ms/div.)

Fig.26 Output rise characteristic

(BD2045AFJ)

V/EN

(5V/div.)

VIN=5V

RL=20Ω

CL=100μF

V/OC

(5V/div.)

VOUT

(5V/div.)

IOUT

(0.5A/div.)

TIME(1ms/div.)

Fig.27 Output fall characteristic

(BD2045AFJ)

(1V/div.)

TIME (2ms/div.)

Fig.28. Inrush current response

(BD2045AFJ)

VEN

IOUT

(0.1A/div.)

CL=47μF

CL=100μF

CL=147μF

VIN=5V

RL=20Ω

V/OC

(1V/div.)

TIME (20ms/div.)

Fig.29 Over current response

Ramped load

(BD2045AFJ)

V/OC

(5V/div.)

VOUT

(5V/div.)

IOUT

(0.5A/div.)

VIN=5V

TIME (2ms/div.)

Fig.32 Over current response

Enable to shortcircuit

(BD2045AFJ)

V/OC

(5V/div.)

VOUT

(5V/div.)

IOUT

(0.5A/div.)

VIN=5V

CL=100μF

TIME (1s/div.)

Fig.33 Over current response

Enable to shortcircuit

(BD2045AFJ)

V/OC

(5V/div.)

VOUT

(5V/div.)

IOUT

(1.0A/div.)

Thermal Shutdown

VIN=5V

CL=100μF

(5V/div.)

TIME (10ms/div.)

Fig.34 UVLO response Increasing VIN

(BD2045AFJ)

VIN

(5V/div.)

VOUT

(5V/div.)

IOUT

(0.5A/div.)

TIME (10ms/div.)

Fig.35 UVLO response Decreasing VIN

(BD2045AFJ)

(5V/div.)

VIN

(5V/div.)

VOUT

(5V/div.)

IOUT

(0.5A/div.)

V/OC

CI=100μF

RL=20Ω

CI=100μF

RL=20Ω

V/OC

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制造商	部件名	数据表	功能描述
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BD2055AFJ 数据表(PDF) 6 Page - Rohm

BD2055AFJ 数据表(HTML) 6 Page - Rohm

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BD2055AFJ 数据表(PDF) 6 Page - Rohm

BD2055AFJ 数据表(HTML) 6 Page - Rohm

类似零件编号 - BD2055AFJ

类似说明 - BD2055AFJ

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