BD39001EKV-C datasheet(6/56 Pages) ROHM

No de pièce	BD39001EKV-C

Description	Buck-Boost Switching Regulator Watch Dog Timer

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Fabricant	ROHM [Rohm]

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Datasheet

BD39001EKV-C

www.rohm.com

TSZ22111・15・001

Apr.7.2014 Rev.001

TSZ02201-0T3T0AM00120-1-2

Electrical Characteristic - Continued

Parameter

Symbol

Limits

Unit

Condition

Min

Typ

Max

DC / DC2

(Secondary DC / DC)

Output Voltage 2

VO2

3.23

3.30

3.37

V

Under voltage detection voltage

VRST2

3.00

3.07

3.14

V

Under voltage hysteresis voltage

VRSTH2

20

-

80

mV

Soft Start Charge Current

ISS2

5

10

15

μA

SS2 = 0.2 V

Soft Start end voltage 2

VSS2

0.6

0.8

1.0

V

SW2 ON - Resistance H

RONH2

-

0.3

0.6

Ω

SW2 ON - Resistance L

RONL2

-

0.3

0.6

Ω

EN2 Threshold Voltage

VEN2

0.6

0.8

1.0

V

EN2 Charge Current

IEN2

4

8

12

μA

EN2 = 0.2 V

UVLO_VS2 Detection Voltage

VUVLOVS2

3.5

3.9

4.3

V

UVLO_VS2 Hysteresis Voltage

VUVVS2HYS

0.2

0.35

0.5

V

LDO

(5.0 V Output LDO)

Output Voltage 3

VO3

4.90

5.00

5.10

V

6.0 V

≤ VS3 ≤ 10 V,

5 mA

≤ IVO3≤ 600 mA

Drop Voltage

ΔVO3

-

0.6

V

VS3 = 4.65 V, IVO3 = 600 mA

Under voltage detection voltage

VRST3

4.50

4.625

4.75

V

Under voltage hysteresis voltage

VRSTH3

30

-

150

mV

VCC UVLO - LDO LVD

difference voltage

ΔVLVD3

0.7

0.9

1.5

V

VULOVVCC2 - VRST3

EN3 Threshold Voltage

VEN3

0.6

0.8

1.0

V

EN3 Charge Current

IEN3

4

8

12

μA

EN3 = 0.2 V

UVLO_VS3 Detection Voltage

VUVLOVS3

3.5

3.9

4.3

V

UVLO_VS3 Hysteresis Voltage

VUVVS3HYS

0.2

0.35

0.5

V

VS3 Over voltage detection voltage

VOVVS

12.5

14

15.5

V

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