AS1370-TD-33_EK_ST

AS1370-TD-33_EK_ST Datasheet

Application Note AS1370-AN01Evaluation Board Description

Part	Datasheet
AS1370-TD-33_EK_ST	AS1370-TD-33_EK_ST (pdf)

Related Parts	Information
AS1370-ATDT-28	AS1370-ATDT-28
AS1370-ATDT-33	AS1370-ATDT-33

PDF Datasheet Preview
Application Note AS1370-AN01Evaluation Board Description AS1370 High Voltage, Low Quiescent Current, 200mA LDO AN01-Evaluation Board Description page 1/11 AS1370-AN01-Evaluation Board Description Table of Contents General Description 3 Hardware 4 Schematic Layout and BOM of AS1370 Evaluation 6 Schematic 7 Board 8 BOM 10 Ordering Information 10 Owner skre Description Initial release page 2/11 AS1370-AN01-Evaluation Board Description 1 General Description The AS1370 low-power, positive voltage regulator is designed to deliver up to 200mA, while consuming only 3uA of quiescent current. The input voltage ranges from 2.6V to a maximum of 50V. Operation with large input to output differential voltages is limited by the maximum power dissipation available from package and environment. Figure 1 Kit Content page 3/11 AS1370-AN01-Evaluation Board Description 2 Hardware Description The Evaluation Board has to be supplied via the pins VIN and GND in the range of 2.6V up to 50V. The jumper “SHDN” section C in the picture below has put to “on” downwards in order to enable the chip. On the AS1370 Evaluation Board the output voltage is factory-set to 3.3V. Figure 2 Evaluation Board Overview page 4/11 AS1370-AN01-Evaluation Board Description Label A B Name VIN SHDN SHDN AS1370 VOUT Designator BU1 BU3 J1 U1 BU2 - Description Supply Shutdown Input LDO Output voltage Power-OK Info Voltage Range from 2.6V to 50V Active-High Shutdown Input. A logic high reduces the ground pin current to < 1uA. Connect this pin to GND for normal operation. “SHDN” Jumper J1 must be removed when using this input to enable/disable the chip. “on” = Normal operation “off” = Shutdown Provides an output current up to 200mA 3.3V 0 = VOUT < 95% typ of VOUTNOM 1 = VOUT > 95% typ of VOUTNOM Hysteresis 1% For detailed information according electrical characteristics please refer to the AS1370 datasheet. The latest version of the datasheet can be found on our homepage, page 5/11 AS1370-AN01-Evaluation Board Description 3 Schematic Layout and BOM of AS1370 Evaluation Board The AS1370 Evaluation Board is a 2-layer FR4 board. Figure 3 AS1370 PCB Layer Stack up page 6/11 AS1370-AN01-Evaluation Board Description Schematic Figure 4 Schematic Cin J1 U1 AS1370 4 Ordering Information The AS1370 Evaluation Kit can be ordered via Figure 8 Ordering Information Ordering Code AS1370-TD-33_EK_ST Description AS1370 Evaluation Board page 10/11 AS1370-AN01-Evaluation Board Description Copyright 1997-2012, ams AG, Tobelbader Strasse 30, 8141 Unterpremstaetten, Austria-Europe. Trademarks Registered All rights reserved. The material herein may not be reproduced, adapted, merged, translated, stored, or used without the prior written consent of the copyright owner. All products and companies mentioned are trademarks or registered trademarks of their respective companies. Disclaimer Devices sold by ams AG are covered by the warranty and patent indemnification provisions appearing in its Term of Sale. ams AG makes no warranty, express, statutory, implied, or by description regarding the information set forth herein or regarding the freedom of the described devices from patent infringement. ams AG reserves the right to change specifications and prices at any time and without notice. Therefore, prior to designing this product into a system, it is necessary to check with ams AG for current information. This product is intended for use in normal commercial applications. Applications requiring extended temperature range, unusual environmental requirements, or high reliability applications, such as military, medical life-support or life sustaining equipment are specifically not recommended without additional processing by ams AG for each application. For shipments of less than 100 parts the manufacturing flow might show deviations from the standard production flow, such as test flow or test location. The information furnished here by ams AG is believed to be correct and accurate. However, ams AG shall not be liable to recipient or any third party for any damages, including but not limited to personal injury, property damage, loss of profits, loss of use, interruption of business or indirect, special, incidental or consequential damages, of any kind, in connection with or arising out of the furnishing, performance or use of the technical data herein. No obligation or liability to recipient or any third party shall arise or flow out of ams AG rendering of technical or other services. Contact Information Headquarters ams AG Tobelbader Strasse 30 8141 Unterpremstaetten Austria T. +43 0 3136 500 0 For Sales Offices, Distributors and Representatives, please visit: page 11/11

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Application Note AS1370-AN01Evaluation Board Description

AS1370

High Voltage, Low Quiescent Current, 200mA LDO AN01-Evaluation Board Description
page 1/11

AS1370-AN01-Evaluation Board Description

Table of Contents

General Description 3

Hardware 4

Schematic Layout and BOM of AS1370 Evaluation 6

Schematic 7

Board 8

BOM 10
Ordering Information 10

Owner skre

Description Initial release
page 2/11

AS1370-AN01-Evaluation Board Description
1 General Description

The AS1370 low-power, positive voltage regulator is designed to deliver up to 200mA, while consuming only 3uA of quiescent current. The input voltage ranges from 2.6V to a maximum of 50V. Operation with large input to output differential voltages is limited by the maximum power dissipation available from package and environment.

Figure 1 Kit Content
page 3/11

AS1370-AN01-Evaluation Board Description
2 Hardware Description

The Evaluation Board has to be supplied via the pins VIN and GND in the range of 2.6V up to 50V. The jumper “SHDN” section C in the picture below has put to “on” downwards in order to enable the chip. On the AS1370 Evaluation Board the output voltage is factory-set to 3.3V.

Figure 2 Evaluation Board Overview
page 4/11

AS1370-AN01-Evaluation Board Description

Label A B

Name VIN SHDN

SHDN

AS1370

VOUT

Designator BU1 BU3

J1 U1 BU2 -

Description Supply Shutdown Input

LDO Output voltage Power-OK

Info Voltage Range from 2.6V to 50V

Active-High Shutdown Input. A logic high reduces the ground pin current to < 1uA. Connect this pin to GND for normal operation. “SHDN” Jumper J1 must be removed when using this input to enable/disable the chip.
“on” = Normal operation “off” = Shutdown

Provides an output current up to 200mA
3.3V
0 = VOUT < 95% typ of VOUTNOM 1 = VOUT > 95% typ of VOUTNOM Hysteresis 1%

For detailed information according electrical characteristics please refer to the AS1370 datasheet. The latest version of the datasheet can be found on our homepage,
page 5/11

AS1370-AN01-Evaluation Board Description
3 Schematic Layout and BOM of AS1370 Evaluation Board

The AS1370 Evaluation Board is a 2-layer FR4 board. Figure 3 AS1370 PCB Layer Stack up
page 6/11

AS1370-AN01-Evaluation Board Description

Schematic

Figure 4 Schematic

Cin J1

U1 AS1370
4 Ordering Information

The AS1370 Evaluation Kit can be ordered via
Figure 8 Ordering Information
Ordering Code AS1370-TD-33_EK_ST

Description AS1370 Evaluation Board
page 10/11

AS1370-AN01-Evaluation Board Description

Copyright 1997-2012, ams AG, Tobelbader Strasse 30, 8141 Unterpremstaetten, Austria-Europe. Trademarks Registered All rights reserved. The material herein may not be reproduced, adapted, merged, translated, stored, or used without the prior written consent of the copyright owner. All products and companies mentioned are trademarks or registered trademarks of their respective companies.

Disclaimer Devices sold by ams AG are covered by the warranty and patent indemnification provisions appearing in its Term of Sale. ams AG makes no warranty, express, statutory, implied, or by description regarding the information set forth herein or regarding the freedom of the described devices from patent infringement. ams AG reserves the right to change specifications and prices at any time and without notice. Therefore, prior to designing this product into a system, it is necessary to check with ams AG for current information. This product is intended for use in normal commercial applications. Applications requiring extended temperature range, unusual environmental requirements, or high reliability applications, such as military, medical life-support or life sustaining equipment are specifically not recommended without additional processing by ams AG for each application. For shipments of less than 100 parts the manufacturing flow might show deviations from the standard production flow, such as test flow or test location. The information furnished here by ams AG is believed to be correct and accurate. However, ams AG shall not be liable to recipient or any third party for any damages, including but not limited to personal injury, property damage, loss of profits, loss of use, interruption of business or indirect, special, incidental or consequential damages, of any kind, in connection with or arising out of the furnishing, performance or use of the technical data herein. No obligation or liability to recipient or any third party shall arise or flow out of ams AG rendering of technical or other services.

Contact Information

Headquarters ams AG Tobelbader Strasse 30 8141 Unterpremstaetten Austria T. +43 0 3136 500 0 For Sales Offices, Distributors and Representatives, please visit:
page 11/11

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived AS1370-TD-33_EK_ST Datasheet file may be downloaded here without warranties.

Datasheet ID: AS1370-TD-33_EK_ST 519624