BD7168GU-E2 datasheet(4/60 Pages) ROHM

Part #	BD7168GU-E2

Description	USB Switching Charger IC Integrating a USB Adapter Automatic Detection Function

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Manufacturer	ROHM [Rohm]

Direct Link	http://www.rohm.com

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BD7168GU

www.rohm.com

TSZ22111・14・001

TSZ02201-0Q2Q0A400070-1-2

20012.10.09 Rev.001

 Entire system

●

Electric characteristics (VBUS = 5.0 V, VBAT = 3.6 V, and Ta = 25℃unless otherwise specified)

Item

Symbol

Standard value

Unit

Condition

Minimum

Standard

Maximum

【Entire system】

VBAT leakage current 1

IBAT_L1

-

0.05

1

μA

USB OPEN 時

VBAT leakage current 2

IBAT_L2

-

10

20

uA

CHARGE Disenable

VBUS leakage current

IBUS_L

-

1.5

2.5

mA

USB SUSPEND

VREG output voltage

VREG

3.1

3.225

3.35

V

IVREG=1mA

VREG UVLO detection

voltage

VREG_UVLO

2.375

2.5

2.625

V

VREG↓detection

VREG UVLO hysteresis

VREG_UVLO_hys

50

100

200

mV

VREG↑detection

VREG UVLOD detection

voltage

VREG_UVLOD

1.8

1.9

2.0

V

VREG↓detection

VREG UVLOD

hysteresis

VREG_UVLOD_hys

50

100

200

mV

VREG↑detection

INT_B output Low voltage

VINT_L

-

0.4

V

IINT_B = 5mA

INT_B leakage current

IINT_L

-

1

μA

VINT_B = 5V

【Control unit】

IUSET1,2 control voltage L

VUSET_L

-

0.4

V

IUSET1,2 control voltage H

VUSET_H

1.6

-

V

CEN control voltage L

VCEN_L

-

0.4

V

CHARGE Enable

CEN control voltage H

VCEN_H

1.6

-

V

CHARGE Disenable

USUS control voltage L

VUSUS_L

-

0.4

V

CHARGE Enable

USUS control voltage H

VUSUS_H

1.6

-

V

CHARGE Disenable

XPWR_RST control voltage

L

VXPWRR_L

-

0.4

V

XPWR_RST control voltage

H

VXPWRR_H

1.6

-

V

 OVP unit

● Electric characteristics (VBUS = 5.0 V, VBAT = 3.6 V, and Ta = 25℃ unless otherwise specified)

Item

Symbol

Standard value

Standa

rd

value

Standard value

Minimum

【OVP unit】

VBUS UVLO detection

voltage

VBUS_UVLO

3.52

3.7

3.88

V

VBUS↓detection

VBUS UVLO hysteresis

VBUS_UVLOhys

150

200

250

mV

VBUS↑detection

VBUS OVP detection

voltage

VBUS_OVP

5.7

5.85

6.0

V

VBUS↑detection

VBUS OVP hysteresis

VBUS_OVPhys

50

100

150

mV

VBUS↓detection

Output voltage startup time

TVBUS_ON

-

5

10

msec

Output voltage OFF time

TVBUS_OFF

-

1

5

μsec

VBUS -VIN ON resistance

RON_VBUS

60

125

250

mΩ

VBUS-VIN leakage current

Ileak_VBUS

-

1

μA

VBUS→VIN leak current

USBOK output Low voltage

VUSBOK_ON

-

1.0

V

IUSBOK =1mA

USBOK leakage current

IUSBOKL

-

1

μA

【NVP unit (A clamper for a protection of -28V PMOS VGS】

Clamp voltage

VZ

8

11

14

V

Pull down resistance

RPD

10

20

30

kΩ

◎Radiation-resistant design is not adopted.

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BD7168GU-E2 Datasheet(PDF) 4 Page - Rohm

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