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Zakładka z wyszukiwarką danych komponentów |
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Zakładka z wyszukiwarką danych komponentów |
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SL40307A-R19KHF Arkusz danych(PDF) 36 Page - International Rectifier |
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SL40307A-R19KHF Arkusz danych(HTML) 36 Page - International Rectifier |
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36 / 53 page  IR3846 36 www.irf.com © 2013 International Rectifier August 01, 2013 TYPICAL APPLICATION INTERNALLY BIASED SINGLE SUPPLY IR3846 Boot SW FB VSNS Vcc PGood Vin PGND AGND Vp Vref Rt/Sync Comp RS+ RS- RSo Cpvin2 Cboot Lo Cout Cref Cvcc Rpg Rt Cvin 39.2 K 10 K 10uF 100pF Vin 0.1uF 6 x 100uF 0.250uH 7 x 22uF Cpvin3 0.1uF 1uF Ren1 7.5 K Ren2 49.9 K Cc3 160pF Cc2 8.2nF Cc1 2200pF Rbode 20 Rfb2 4.02 K Rfb1 4.02 K Rsns2 4.02 K Rsns1 4.02 K Rc2 2.7 K Rc1 127 Vo PGood Cpvin1 330uF PVin En OCselect Co1 0.1 uF S_Ctrl Figure 37: Application circuit for a 12V to 1.2V, 21A Point of Load Converter Using the Internal LDO Suggested Bill of Material for application circuit 12V to 1.2V Part Reference Qty Value Description Manufacturer Part Number Cpvin1 1 330uF SMD, electrolytic, 25V, 20% Panasonic EEV-FK1E331P Cpvin2 7 22uF 1206, 25V, X5R, 10% Murata GRM31CR61E226KE15L Cref 1 100pF 0603, 50V, C0G, 5% Murata GRM1885C1H101JA01D Cvin 1 1.0uF 0603, 25V, X5R, 20% Murata GRM188R61E105KA12D Cvcc 1 10uF 0603, 10V, X5R, 20% TDK C1608X5R1A106M Cpvin3 Cboot Co1 3 0.1uF 0603, 25V, X7R, 10% Murata GRM188R71E104KA01D Cc1 1 2200pF 0603, 50V, X7R, 10% Murata GRM188R71H222KA01D Cc2 1 8.2nF 0603, 50V, X7R, 10% Murata GRM188R71H822KA01D Cc3 1 160pF 0603, 50V, NPO, 5% Murata GRM1885C1H161JA01D Cout1 6 100uF 1206, 6.3V, X5R, 20% Murata GRM31CR60J107ME39L L0 1 0.250uH 250nH,14x13x9mm DCR=0.165ohm Wurth Electronik Inc. 744309025 Rbd 1 20 Thick Film, 0603, 1/10W, 1% Panasonic ERJ-3EKF20R0V Rc1 1 127 Thick Film, 0603, 1/10W, 1% Panasonic ERJ-3EKF1270V Rc2 1 2.7K Thick Film, 0603, 1/10W, 1% Panasonic ERJ-3EKF2701V Ren1 1 7.5K Thick Film, 0603, 1/10W, 1% Panasonic ERJ-3EKF7501V Ren2 1 49.9K Thick Film, 0603, 1/10W, 1% Panasonic ERJ-3EKF4992V Rfb1 Rfb2 Rsns1Rsns1 4 4.02K Thick Film, 0603, 1/10W, 1% Panasonic ERJ-3EKF4021V Rt 1 39.2K Thick Film, 0603, 1/10W, 1% Panasonic ERJ-3EKF3922V Rpg 1 10K Thick Film, 0603, 1/10W, 1% Panasonic ERJ-3EKF1002V U1 1 IR3846 PQFN 5x7mm International Rectifier IR3846MPBF |
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