SC2446ITETRT datasheet(5/38 Pages) SEMTECH

Part #	SC2446ITETRT

Description	Dual-Phase Single or Two Output Synchronous Step-Down Controllers

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Manufacturer	SEMTECH [Semtech Corporation]

Direct Link	http://www.semtech.com

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5 / 38 page

5

 2004 Semtech Corp.

www.semtech.com

POWER MANAGEMENT

SC2446

Pin Configurations

Ordering Information

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Notes:

(1) Only available in tape and reel packaging. A reel

contains 2500 devices for TSSOP package.

(2) Lead free product.

Electrical Characteristics (Cont.)

Unless specified: AVCC = PVCC = V

IN2 =12V, VBST1 = VBST2 = 12V, SYNC= 0, ROSC = 51.1kΩ, -40°C < TA = TJ < 85°C

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Notes:

(1) Guaranteed by design not tested in production.

(2) This device is ESD sensitive. Use of standard ESD handling precautions is required.

(28-Pin TSSOP)

(TOP VIEW)

CS1+

CS1-

AGND

IN1-

COMP1

ROSC

SYNC

REF

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REFIN

COMP2

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CS2-

CS2+

SS1/EN1

VPN1

BST1

GDH1

GDL1

PVCC

PGND

GDL2

GDH2

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VIN2

AVCC

SS2/EN2

Figure 2

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SC2446ITETRT Datasheet(PDF) 5 Page - Semtech Corporation

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