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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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LM20133MHX/NOPB 데이터시트(PDF) 23 Page - Texas Instruments |
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LM20133MHX/NOPB 데이터시트(HTML) 23 Page - Texas Instruments |
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23 / 29 page  PVIN SW AGND FB PGOOD EN SS/TRK AVIN COMP LM20133 L RF VCC PGND CIN RC1 CC1 VIN CSS CVCC COUT VOUT RFB2 RFB1 CF (optional) SYNC LM20133, LM20133Q www.ti.com SNVS526F – OCTOBER 2007 – REVISED MARCH 2013 Typical Application Circuits This section provides several application solutions with a bill of materials. All bill of materials reference the below figure. The compensation for these solutions were optimized to work over a wide range of input and output voltages; if a faster transient response is needed reduce the value of CC1 and calculate the new value for RC1 as outline in the design guide. Bill of Materials (VIN = 5V, VOUT = 3.3V, IOUTMAX = 3A, FSYNC = 750kHz) Designator Description Part Number Manufacturer Qty U1 Synchronous Buck Regulator LM20133 Texas Instruments 1 CIN 47 µF, 1210, X5R, 6.3V GRM32ER60J476ME20 Murata 1 COUT 47 µF, 1210, X5R, 6.3V GRM32ER60J476ME20 Murata 1 L 2.5 µH, 10m Ω MSS1038-252NL Coilcraft 1 RF 1 Ω, 0603 CRCW06031R0J-e3 Vishay-Dale 1 CF 100 nF, 0603, X7R, 16V GRM188R71C104KA01 Murata 1 CVCC 1 µF, 0603, X5R, 6.3V GRM188R60J105KA01 Murata 1 RC1 4.99 k Ω, 0603 CRCW06034991F-e3 Vishay-Dale 1 CC1 3.3 nF, 0603, X7R, 25V VJ0603Y332KXXA Vishay-Vitramon 1 CSS 33 nF, 0603, X7R, 25V VJ0603Y333KXXA Vishay-Vitramon 1 RFB1 31.6 k Ω, 0603 CRCW06033162F-e3 Vishay-Dale 1 RFB2 10.2 k Ω, 0603 CRCW06031022F-e3 Vishay-Dale 1 Bill of Materials (VIN = 3.3V or 5V, VOUT = 1.2V, IOUTMAX = 3A, FSYNC = 750kHz) Designator Description Part Number Manufacturer Qty U1 Synchronous Buck Regulator LM20133 Texas Instruments 1 CIN 47 µF, 1210, X5R, 6.3V GRM32ER60J476ME20 Murata 1 COUT 47 µF, 1210, X5R, 6.3V GRM32ER60J476ME20 Murata 1 L 2.5 µH, 10m Ω MSS1038-252NL Coilcraft 1 RF 1 Ω, 0603 CRCW06031R0J-e3 Vishay-Dale 1 CF 100 nF, 0603, X7R, 16V GRM188R71C104KA01 Murata 1 CVCC 1 µF, 0603, X5R, 6.3V GRM188R60J105KA01 Murata 1 RC1 2 k Ω, 0603 CRCW06032001F-e3 Vishay-Dale 1 CC1 4.7 nF, 0603, X7R, 25V VJ0603Y472KXXA Vishay-Vitramon 1 CSS 33 nF, 0603, X7R, 25V VJ0603Y333KXXA Vishay-Vitramon 1 RFB1 4.99 k Ω, 0603 CRCW06034991F-e3 Vishay-Dale 1 RFB2 10 k Ω, 0603 CRCW06031002F-e3 Vishay-Dale 1 Copyright © 2007–2013, Texas Instruments Incorporated Submit Documentation Feedback 23 Product Folder Links: LM20133 LM20133Q |
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