UMK325AB7106MM-T datasheet(4/43 Pages) PANASONIC

Part #	UMK325AB7106MM-T

Description	10 A Synchronous DC-DC Step down Regulator

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Manufacturer	PANASONIC [Panasonic Semiconductor]

Direct Link	http://www.panasonic.com/industrial/

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NN30332A

Page 4 of 42

Product Standards

Parameter

Symbol

Condition

Limits

Unit Note

Min

Typ

Max

Current Consumption

Consumption current at active

(Normal Mode)

IVDDACTN

VEN = 5 V, IOUT = 0 A

RFB1 = 27 k

RFB2 = 36 k

VLP = 1 V , VFB = 0.62 V

—

450

900

µA

—

Consumption current at active

(Low Power Mode)

IVDDACTL

VEN = 5 V, IOUT = 0 A

RFB1 = 27 k

RFB2 = 36 k

VLP = 0 V, VFB = 0.62 V

—

80

130

µA

—

V5 Consumption current at standby

IV5STB

V5 = 5 V, VEN = 0 V

—

2

4

µA

—

AVIN/PVIN Consumption current at

standby

IVINSTB

AVIN = PVIN = 7.4 V

VEN = 0 V

—1

2

µA

—

Logic Pin Characteristics

EN pin Low-level input voltage

VENL

——

—

0.3

V

—

EN pin High-level input voltage

VENH

—

1.5

—

5.0

V

—

EN pin leakage current

ILEAKEN

VEN = 5 V

—

3

7

µA

—

LP pin Low-level input voltage

VLPL

——

—

0.49

V

—

LP pin High-level input voltage

VLPH

—

0.72

—

V5

V—

LP pin leakage current

ILEAKLP

VLP = 1 V

—

2

4

µA

—

FSEL pin Low-level input voltage

VFSELL

——

—

0.3

V

—

FSEL pin High-level input voltage

VFSELH

—

V5

 0.7

—V5

V—

FSEL pin leakage current

ILEAKFS

VFSEL = 5 V

—

5

10

µA

—

ELECRTRICAL CHARACTERISTICS

CO = 22 µF  4, LO = 1 µH, VOUT Setting = 1.05 V, VIN = AVIN = PVIN = 12 V, V5 = 5 V,

Switching Frequency = 430 kHz, VLP = 1 V (Normal Mode),

Ta = 25 C  2 C unless otherwise noted.

Doc No. TA4-EA-06197

Revision. 3

Established : 2013-07-29

Revised

: 2014-02-18

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