AEK-POW-LDOV01S

AEK-POW-LDOV01S Data brief Automotive-grade LDO with configurable output voltage based on the L99VR01STR Features • • • • Eight selectable fixed output voltages: (0.8, 1.2, 1.5, 1.8, 2.5, 2.8, 3.3, and 5 V) with up to 200 mA load current capability Enable pin Reset Fast output discharge Description The AEK-POW-LDOV01S is an evaluation board based on the L99VR01STR. It can be used in several electronic applications such as microcontroller supplies, automotive display drivers, sensors, and infotainment processors. Thanks to its thermal performance up to 150°C, the device is suitable for electronic applications with high temperature environments and for applications requiring stable power supplies. Product summary Automotive-grade LDO with configurable output voltage and AEK-POWdiagnostic features LDOV01S based on the L99VR01STR Automotive linear voltage regulator with configurable output voltage and 200 mA current capability L99VR01STR AutoDevKit library plugin for SPC5STUDIO STSWAUTODEVKIT Code generator, quick resource configurator and Eclipse development environment for SPC5 MCUs SPC5-Studio Application Power Distribution/ Digital Power DB4725 - Rev 1 - July 2022 For further information contact your local STMicroelectronics sales office. www.st.com AEK-POW-LDOV01S Block diagram 1 Block diagram Figure 1. AEK-POW-LDOV01S block diagram DB4725 - Rev 1 page 2/6 DB4725 - Rev 1 2 Schematic diagrams Figure 2. AEK-POW-LDOV01S circuit schematic D1 STTH102AY 1 2 D2 SMCJ24CA-TR P1 VS D3 STPS0540ZY GND C1 10uF P2 R1 2K GND GND 1KR4 1KR5 R61K 1 2 3 4 Vs Sel1 Sel2 Sel3 Vo_ADC R2 N.M. U1 L99VR01STR GND Sel1 Sel2 Sel3 2 1 C3 3.3uF C2 100nF Vo RST GND En GND GND R3 100K 8 7 6 5 RST VEXT R7 10K GND GND R8 10K CN1 Sel1 Sel2 Sel3 VS 1 3 Sel1 2 1 2 3 Sel2 1 3 Sel3 GND 12 2 Sel3 Sel1 Sel2 Vo 0 0 0 0.8 0 0 1 1.2 1 0 0 1.5 1 1 0 1.8 0 0 1 2.5 0 1 1 2.8 1 0 1 3.3 1 1 1 5.0 EN EN RST Q1 BSS138Q EN R11 10K GND GND 1KR10 1KR9 VEXT Vo_ADC C4 100nF GND 8 7 6 5 4 3 2 1 SEL1 SEL2 SEL3 EN RST VEXT GND Vo_ADC WE C5 100nF GND 8 7 6 5 4 3 2 1 GND AEK-POW-LDOV01S Schematic diagrams page 3/6 AEK-POW-LDOV01S Board versions 3 Board versions Table 1. AEK-POW-LDOV01S versions PCB version AEK$POW-LDOV01SA (1) Schematic diagrams AEK$POW-LDOV01SA schematic diagrams Bill of materials AEK$POW-LDOV01SA bill of materials 1. This code identifies the AEK-POW-LDOV01S evaluation board first version. It is printed on the board PCB. DB4725 - Rev 1 page 4/6 AEK-POW-LDOV01S Revision history Table 2. Document revision history DB4725 - Rev 1 Date Revision 26-Jul-2022 1 Changes Initial release. page 5/6 AEK-POW-LDOV01S IMPORTANT NOTICE – READ CAREFULLY STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, enhancements, modifications, and improvements to ST products and/or to this document at any time without notice. Purchasers should obtain the latest relevant information on ST products before placing orders. ST products are sold pursuant to ST’s terms and conditions of sale in place at the time of order acknowledgment. Purchasers are solely responsible for the choice, selection, and use of ST products and ST assumes no liability for application assistance or the design of purchasers’ products. No license, express or implied, to any intellectual property right is granted by ST herein. Resale of ST products with provisions different from the information set forth herein shall void any warranty granted by ST for such product. ST and the ST logo are trademarks of ST. For additional information about ST trademarks, refer to www.st.com/trademarks. All other product or service names are the property of their respective owners. Information in this document supersedes and replaces information previously supplied in any prior versions of this document. © 2022 STMicroelectronics – All rights reserved DB4725 - Rev 1 page 6/6