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TS30021 Datasheet(PDF) 2 Page - List of Unclassifed Manufacturers

Part # TS30021
Description  High Efficiency 1A/2A/3A Current-Mode Synchronous Buck DC/DC Converter, 2MHz and 470mA LDO
PDF  19 Pages
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Manufacturer  ETC2 [List of Unclassifed Manufacturers]
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TS30021 Datasheet(HTML) 2 Page - List of Unclassifed Manufacturers

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TRIUNE SYSTEMS PROPRIETARY & CONFIDENTIAL INFORMATION
- 2 -
TS30021/22/23
Version 1.5
Specifications subject to change
WWW.TRIUNESYSTEMS.COM
Copyright © 2013, Triune Systems, LLC
PINOUT
VCC
VCC
GND
VSW
VLDO
BST
/EN
VSW
TS30021/22/23
PIN 1
Figure 1: 16 Lead 3x3 QFN, Top View
PIN DESCRIPTION FOR 16 LEAD 3X3 QFN
Pin Symbol
Pin #
Function
Description
VSW
1
Switching Voltage Node
Connected to 1.5uH (typical) inductor
VCC
2
Input Voltage
Input voltage
VCC
3
Input Voltage
Input voltage
GND
4
GND
Primary ground for the majority of the device except
the low-side power FET
FB
5
Feedback Input for Switcher
Switching Regulator FB Voltage. Connects to VOUT for
fixed mode and the output resistor divider for
adjustable mode
FBLDO
6
Feedback Input for LDO
LDO Regulator FB Voltage. Connects to output resistor
divider to adjust LDO voltage
VOLDO
7
LDO Output
LDO regulator output
PG
8
PG Output
Open-drain output
EN
9
Enable Input
Active high enable pin. Includes internal pull-up.
BST
10
Bootstrap Capacitor
Bootstrap capacitor for the high-side FET gate driver.
22nF ceramic capacitor from BST pin to VSW pin
VLDO
11
LDO Input Voltage
Input Voltage for LDO regulator
VSW
12
Switching Voltage Node
Connected to 1.5uH (typical) inductor
VSW
13
Switching Voltage Node
Connected to 1.5uH (typical) inductor
PGND
14
Power GND
GND supply for internal low-side FET/integrated diode
PGND
15
Power GND
GND supply for internal low-side FET/integrated diode
VSW
16
Switching Voltage Node
Connected to 1.5uH (typical) inductor



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