TS30011/12/13

Final Datasheet

Rev 1.7

August 24, 2015

www.semtech.com

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Semtech

Pin Configuration

Figure 1: 16 Lead 3x3 QFN, Top View

Pin Description

Pin # Pin Symbol Function

Description

1

VSW

Switching Voltage Node

Connected to 4.7uH (typical) inductor

2

VCC

Input Voltage

Input voltage

3

VCC

Input Voltage

Input voltage

4

GND

GND

Primary ground for the majority of the device except the low-side power FET

5

FB

Feedback Input

Regulator FB Voltage. Connects to VOUT for fixed mode and the output

resistor divider for adjustable mode

6

NC

No Connect

Not Connected

7

NC

No Connect

Not Connected

8

PG

Power Good Output

Open-drain output

9

EN

Enable Input

Above 2.2V the device is enabled. GND the pin to put device in standby

mode. Includes internal pull-up

10

BST

Bootstrap Capacitor

Bootstrap capacitor for the high-side FET gate driver. A ceramic capacitor in

the range 15 nF - 200 nF from BST pin to VSW pin

11

VCC

Input Voltage

Input Voltage

12

VSW

Switching Voltage Node

Connected to 4.7uH (typical) inductor

13

VSW

Switching Voltage Node

Connected to 4.7uH (typical) inductor

14

PGND

Power GND

GND supply for internal low-side FET/integrated diode

15

PGND

Power GND

GND supply for internal low-side FET/integrated diode

16

VSW

Switching Voltage Node

Connected to 4.7uH (typical) inductor

17

PAD

Power PAD

Power GND