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LM22678 Scheda tecnica(PDF) 3 Page - Texas Instruments |
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LM22678 Scheda tecnica(HTML) 3 Page - Texas Instruments |
3 / 26 page Exposed Pad Connect to GND 5 NC 6 FB 3 BOOT 1 SW 2 VIN 4 GND 7 EN LM22678, LM22678-Q1 www.ti.com SNVS585L – SEPTEMBER 2008 – REVISED NOVEMBER 2014 5 Pin Configuration and Functions PFM Package 7-Pin Top View Pin Functions PIN TYPE DESCRIPTION APPLICATION INFORMATION NAME NO. BOOT 3 I Boot-strap input Provides the gate voltage for the high side NFET. Used to control regulator start-up and shutdown. See Precision Enable EN 7 I Enable input and UVLO section of data sheet. Connect to ground. Provides thermal connection to PCB. See EP EP — Exposed Pad Application and Implementation. FB 6 I Feedback input Feedback input to the regulator. Ground input to regulator; GND 4 — System ground pin. system common Pin is not electrically connected inside chip. Pin does function as NC 5 — Not Connected thermal conductor. SW 1 O Switch Pin Switching output of regulator. VIN 2 I Input voltage Supply input to the regulator. Copyright © 2008–2014, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: LM22678 LM22678-Q1 |
Codice articolo simile - LM22678_15 |
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Descrizione simile - LM22678_15 |
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