Connection Diagrams

20141602

Top View

20141603

Bottom View

10–Bump Thin Micro SMD Package, Large Bump

See NS Package Number TLP10NHA

Order Information

Order Number

Package Marking (Note)

Supplied As

LM3203TL

XYTT SFYB

250 Units, Tape and Reel

LM3203TLX

XYTT SFYB

3000 Units, Tape and Reel

Note: The package marking “XY” designates the date code. “TT” is a NSC internal code for die traceability.

Pin Description

Pin #

Name

Description

A1

V

DD

Analog Supply Input. A 0.1 µF ceramic capacitor is recommended to be placed as close to this

pin as possible. (Figure 1)

B1

V

CON

Voltage Control Analog input. V

voltage under Application information.) Do not leave floating.

C1

FB

Feedback Analog Input. Connect to the external resistor divider. (Figure 1)

D1

BYP

Bypass. Use this digital input to command operation in Bypass mode. Set BYP low for PWM

operation.

D2

EN

low.

D3

PGND

Power Ground

C3

SW

Switching Node connection to the internal PFET switch and NFET synchronous rectifier.

Connect to an inductor with a saturation current rating that exceeds the maximum Switch Peak

Current Limit specification of the LM3203.

B3

PV

IN

Power Supply Voltage Input to the internal PFET switch and Bypass FET. (Figure 1)

A3

BYPOUT

Bypass FET Drain. Connect to the output capacitor. (Figure 1) Connect this pin to V

Bypass mode is NOT required. Do not leave floating.

A2

SGND

Analog and Control Ground

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