OUT x IRIPPLE VIN FS IRIPPLE =k x IOUTPUT ESR desire = VRIPPLE 25mV = = 6.4m IRIPPLE 3.9A If low ESR is required, for most applications, multiple capacitors in parallel are better than a big capaci- ...(1) tor. For example, for 25mV output ripple, POSCAP 2R5TPE330MCC2 with 12m are chosen. E S R E x IR I P P L E VR IPPLE where k is between 0.2 to 0.4. Select k=0.3, then N = 20V-1.25V 1.25V 1 x x 0.4 x10A 20V 200kHz LOUT =1.5uH Number of Capacitor is calculated as LOUT = Choose LOUT=1.5uH, then coilcraft inductor DO5010P-152HC is a good choice. Current Ripple is calculated as Rev. 1.4 01/08/08 ...(4) N= ...(5) 12m x 3.9A 25mV N =1.9 The number of capacitor has to be round up to a integer. Choose N =2. 11 NX2715 If ceramic capacitors are chosen as output ca- output inductor is smaller than the critical inductance, pacitors, both terms in equation (3) need to be evalu- the voltage droop or overshoot is only dependent on ated to determine the overall ripple. Usually when this the ESR of output capaci
.5V AT 12A (FIGURE 1) VIN = 7V to 20V TON1 = 220k (270kHz) VIN = 7V to 20V TON2 = 180k (330kHz) Input Capacitor (per Phase) (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM Output Capacitor (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 Inductor 1H, 3.25m, 16A Wurth Electronics 7443552100 1H, 3.25m, 16A Wurth Electronics 7443552100 Schottky Diode 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) High-Side MOSFET Low-Side MOSFET Table 2. Component Suppliers MANUFACTURER WEBSITE MANUFACTURER WEBSITE AVX Corp. www.avxcorp.com Pulse Engineering www.pulseeng.com BI Technologies www.bi
.5V AT 12A (FIGURE 1) VIN = 7V to 20V TON1 = 220k (270kHz) VIN = 7V to 20V TON2 = 180k (330kHz) Input Capacitor (per Phase) (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM Output Capacitor (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 Inductor 1H, 3.25m, 16A Wurth Electronics 7443552100 1H, 3.25m, 16A Wurth Electronics 7443552100 Schottky Diode 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) High-Side MOSFET Low-Side MOSFET Table 2. Component Suppliers MANUFACTURER WEBSITE AVX Corp. www.avxcorp.com BI Technologies www.bitechnologies.com MANUFACTURER WEBSITE Pulse Engineering
.5V AT 12A (FIGURE 1) VIN = 7V to 20V TON1 = 220k (270kHz) VIN = 7V to 20V TON2 = 180k (330kHz) Input Capacitor (per Phase) (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM Output Capacitor (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 Inductor 1H, 3.25m, 16A Wurth Electronics 7443552100 1H, 3.25m, 16A Wurth Electronics 7443552100 Schottky Diode 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) High-Side MOSFET Low-Side MOSFET Table 2. Component Suppliers MANUFACTURER WEBSITE AVX Corp. www.avxcorp.com BI Technologies www.bitechnologies.com MANUFACTURER WEBSITE Pulse Engineering
.5V AT 12A (FIGURE 1) VIN = 7V to 20V TON1 = 220k (270kHz) VIN = 7V to 20V TON2 = 180k (330kHz) Input Capacitor (per Phase) (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM Output Capacitor (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 Inductor 1H, 3.25m, 16A Wurth Electronics 7443552100 1H, 3.25m, 16A Wurth Electronics 7443552100 Schottky Diode 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) High-Side MOSFET Low-Side MOSFET Table 2. Component Suppliers MANUFACTURER WEBSITE MANUFACTURER WEBSITE AVX Corp. www.avxcorp.com Pulse Engineering www.pulseeng.com BI Technologies www.bi
.5V AT 12A (FIGURE 1) VIN = 7V to 20V TON1 = 220k (270kHz) VIN = 7V to 20V TON2 = 180k (330kHz) Input Capacitor (per Phase) (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM Output Capacitor (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 Inductor 1H, 3.25m, 16A Wurth Electronics 7443552100 1H, 3.25m, 16A Wurth Electronics 7443552100 Schottky Diode 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) High-Side MOSFET Low-Side MOSFET MAX17007A/MAX17008 Table 1. Component Selection for Standard Applications Table 2. Component Suppliers MANUFACTURER WEBSITE MANUFACTURER WEBSITE AVX Corp.
.5V AT 12A (FIGURE 1) VIN = 7V to 20V TON1 = 220k (270kHz) VIN = 7V to 20V TON2 = 180k (330kHz) Input Capacitor (per Phase) (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM Output Capacitor (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 Inductor 1H, 3.25m, 16A Wurth Electronics 7443552100 1H, 3.25m, 16A Wurth Electronics 7443552100 Schottky Diode 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) High-Side MOSFET Low-Side MOSFET Table 2. Component Suppliers MANUFACTURER WEBSITE MANUFACTURER WEBSITE AVX Corp. www.avxcorp.com Pulse Engineering www.pulseeng.com BI Technologies www.bi
.5V AT 12A (FIGURE 1) VIN = 7V to 20V TON1 = 220k (270kHz) VIN = 7V to 20V TON2 = 180k (330kHz) Input Capacitor (per Phase) (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM Output Capacitor (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 Inductor 1H, 3.25m, 16A Wurth Electronics 7443552100 1H, 3.25m, 16A Wurth Electronics 7443552100 Schottky Diode 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) High-Side MOSFET Low-Side MOSFET MAX17007A/MAX17008 Table 1. Component Selection for Standard Applications Table 2. Component Suppliers MANUFACTURER WEBSITE MANUFACTURER WEBSITE AVX Corp.
.5V AT 12A (FIGURE 1) VIN = 7V to 20V TON1 = 220k (270kHz) VIN = 7V to 20V TON2 = 180k (330kHz) Input Capacitor (per Phase) (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM Output Capacitor (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 (2x) 330F, 2.5V, 12m, C case SANYO 2R5TPE330MCC2 Inductor 1H, 3.25m, 16A Wurth Electronics 7443552100 1H, 3.25m, 16A Wurth Electronics 7443552100 Schottky Diode 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M 2A, 30V Schottky diode (SMA) Nihon EC21QS03L Central Semiconductor CMSH2-40M Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) Fairchild Semiconductor (1x) FDS8690 8.6m/11.4m (typ/max) Fairchild Semiconductor (1x) FDS8670 4.2m/5m (typ/max) High-Side MOSFET Low-Side MOSFET MAX17007A/MAX17008 Table 1. Component Selection for Standard Applications Table 2. Component Suppliers MANUFACTURER WEBSITE MANUFACTURER WEBSITE AVX Corp.
MPONENT VOUT = 1.5V TO 1.8V AT 10A VOUT = 1.5V TO 1.8V AT 6A VIN = 7V TO 20V (300kHz) VIN = 7V TO 16V (500kHz) Input Capacitor (2x) 10F, 25V Taiyo Yuden TMK432BJ106KM 10F, 25V Taiyo Yuden TMK432BJ106KM Output Capacitor (2x) 330F, 2.5V ,12m (C2 case) SANYO 2R5TPE330MCC2 (2x) 220F, 2.5V, 21m (B2 case) SANYO 2R5TPE220MLB Inductor 1.4H, 12A, 3.4m (typ) Sumida CDEP105(L)NP-1R4 1.4H, 12A, 3.4m (typ) Sumida CDEP105(L)NP-1R4 Current-Sensing Resistor 2m, 0.5W (2010) Vishay WSL20102L000FEA 3m, 0.5W (2010) Vishay WSL20103L000FEA MOSFETs 30V, 20A n-channel MOSFET (high side) Fairchild FDMS8690; 30V, 40A n-channel MOSFET (low side) Fairchild FDMS8660S 30V 20A n-channel MOSFET (high side) Fairchild FDMS8690; 30V 40A n-channel MOSFET (low side) Fairchild FDMS8660S Table 2. Component Suppliers SUPPLIER PHONE WEBSITE INDUCTORS Dale (Vishay) NEC/TOKIN America, Inc. Panasonic Corp. 402-563-6866 (USA) www.vishay,com 510-324-4110 (USA) www.nec-tokinamerica.com 65-231-3226 (Singapore), 408-749-9714 (USA) www.panasonic
6.3 105 150 6.3 105 8.0 94.5 25 2200 3 3 6TPE150MIC2 6.3 105 150 6.3 105 8.0 94.5 18 2600 3 3 4TPE220MIC2 4.0 105 220 4.0 105 8.0 88.0 18 2600 3 3 4TPE220MFC2 4.0 105 220 4.0 105 8.0 88.0 15 2900 3 3 2R5TPE330MFC2 2.5 105 330 2.5 105 8.0 82.5 15 2900 3 3 2R5TPE330MCC2 2.5 105 330 2.5 105 8.0 82.5 12 3300 3 3 2R5TPE330M9C2 2.5 105 330 2.5 105 8.0 82.5 9 3700 3 3 10TPE180MGC 10 105 180 10 105 10.0 180.0 55 1500 3 10TPE150MGC 10 105 150 10 105 10.0 150.0 55 1500 3 6TPE220MPC 6.3 105 220 6.3 105 8.0 138.6 25 2400 3 3 6TPE220MIC 6.3 105 220 6.3 105 8.0 138.6 18 2800 3 3 Please refer to page 65 for the compensation coefficient of maximum allowable ripple current. 1 100k to 500kHz,45 2 Under development T P E POSCAP Line-up Guidelines and precautions for use Selection guide 10TPE47MAZB Series system diagram Image of case size Products list Explanation of part numbers Packing specifications Marking Technical data Part number Recommended land pattern dimension Recommended soldering condition Fundamental
06K TDK C3216X5R1E106K C5, C6 2 0.1F 10%, 25V X7R ceramic capacitors (0603) Murata GRM188R71E104K TDK C1608X7R1E104K C7, C8, C15, C16, C18, C20, C32, C33 0 Not installed, ceramic capacitors (0603) C9-C12 4 330F 20%, 2.5V, 12m polymer capacitors (C2) SANYO 2R5TPE330MCC2 2 1F 10%, 6.3V X5R ceramic capacitors (0603) Murata GRM188R60J105K TDK C1608X5R0J105K C1-C4 C13, C14 C17, C19 2 1nF 10%, 50V X7R ceramic capacitors (0603) Murata GRM188R71H102K TDK C1608X5R1H102K DESIGNATION QTY DESCRIPTION 10 10F 20%, 6.3V X5R ceramic capacitors (0603) Murata GRM188R60J106M TDK C1608X5R0J106M 1 2.2nF 10%, 50V X7R ceramic capacitor (0603) Murata GRM188R71H222K TDK C1608X7R1H222K 2 0.22F 10%, 25V X7R ceramic capacitors (0603) Murata GRM188R71E224K TDK C1608X7R1E224K D1, D2 2 2A, 30V Schottky diodes (SMA case) Nihon EC21QS03L Central Semiconductor CMSH2-40M LEAD FREE D3, D4 2 Green surface-mount LEDs (0603) EN1, EN2, PGOOD1, PGOOD2, REFIN1, SKIP 6 Miniature test points JU1, JU3 2 3-pin headers (0.1in centers) C21-C30
105 150 6.3 105 0.08 94.5 25 2200 3 3 6TPE150MIC2 6.3 105 150 6.3 105 0.08 94.5 18 2600 3 3 4TPE220MIC2 4.0 105 220 4.0 105 0.08 88.0 18 2600 3 3 4TPE220MFC2 4.0 105 220 4.0 105 0.08 88.0 15 2900 3 3 2R5TPE330MFC2 2.5 105 330 2.5 105 0.08 82.5 15 2900 3 3 2R5TPE330MCC2 2.5 105 330 2.5 105 0.08 82.5 12 3300 3 3 2R5TPE330M9C2 2.5 105 330 2.5 105 0.08 82.5 9 3700 3 3 10 105 180 10 105 0.10 180.0 55 1500 3 10TPE150MGC 10 105 150 10 105 0.10 150.0 55 1500 3 6TPE220MPC 6.3 105 220 6.3 105 0.08 138.6 25 2400 3 3 6TPE220MIC 6.3 105 220 6.3 105 0.08 138.6 18 2800 3 3 P.65 1100k500kHz,452 POSCAP POSCAP TPSF TPU 10TPE180MGC T P E C3 10 C2 V TPLTPLF TPF TPG TPE TPB TPC TPD TA TH TQC 93 TPE RoHS ESR D2E,D3L,D4 TPE ESR TPE TPB ESR V - 2.0 2.5 4.0 6.3 10 V - 2.3 2.9 4.6 7.2 12 - 120Hz/20 M:20 F 120Hz/20 681,500 tan LC T P E 100kHz/20 0.62.0 C/C 20 tan 1.5 6TPE330MAP6TPE220MAP85 W TPU TPB TPC TPD TA TH TQC 94 TPE 5 tan LC 3 W1 S 2.0 RV: 2.5 4.0 6.3 10.0 D2E D2E D2E D3L D4 D2E D2E D2E D2E,D3L D4 D4 D2E D2E D2E D2
6.3 105 150 6.3 105 8.0 94.5 25 2200 3 3 6TPE150MIC2 6.3 105 150 6.3 105 8.0 94.5 18 2600 3 3 4TPE220MIC2 4.0 105 220 4.0 105 8.0 88.0 18 2600 3 3 4TPE220MFC2 4.0 105 220 4.0 105 8.0 88.0 15 2900 3 3 2R5TPE330MFC2 2.5 105 330 2.5 105 8.0 82.5 15 2900 3 3 2R5TPE330MCC2 2.5 105 330 2.5 105 8.0 82.5 12 3300 3 3 2R5TPE330M9C2 2.5 105 330 2.5 105 8.0 82.5 9 3700 3 3 10TPE180MGC 10 105 180 10 105 10.0 180.0 55 1500 3 10TPE150MGC 10 105 150 10 105 10.0 150.0 55 1500 3 6TPE220MPC 6.3 105 220 6.3 105 8.0 138.6 25 2400 3 3 6TPE220MIC 6.3 105 220 6.3 105 8.0 138.6 18 2800 3 3 Please refer to page 65 for the compensation coefficient of maximum allowable ripple current. 1 100k to 500kHz,45 2 Under development T P E POSCAP Line-up Guidelines and precautions for use Selection guide 10TPE47MAZB Series system diagram Image of case size Products list Explanation of part numbers Packing specifications Marking Technical data Part number Recommended land pattern dimension Recommended soldering condition Fundamental
00 18 2600 18 2600 15 2900 15 2900 12 3300 9 3700 2R5TPE220MAPB 2TPE330MAFGB 2 2TPE330MAFB* 8TPE100MPC2 8.0 105 100 8.0 105 8.0 80.0 6.3 105 150 6.3 105 8.0 94.5 4.0 105 220 4.0 105 8.0 88.0 6TPE150MPC2 6TPE150MIC2 C2 4TPE220MIC2 4TPE220MFC2 2R5TPE330MFC2 2R5TPE330MCC2 2.5 105 330 2.5 8.0 105 82.5 2R5TPE330M9C2 C3 10TPE150MGC 10.0 105 150 10.0 105 10.0 150.0 55 1500 6TPE220MPC 6.3 105 220 6.3 105 8.0 138.6 25 2400 6TPE150MPC 6.3 105 150 6.3 105 8.0 94.5 25 2400 4.0 105 220 4.0 105 8.0 88.0 25 2400 18 2800 25 2400 18 2800 15 3100 4TPE220MPC 4TPE220MIC 2R5TPE330MPC 2R5TPE330MIC 2.5 105 330 2.5 8.0 105 82.5 2R5TPE330MFC 1 100k to 500kHz,45C * 2 Under development * 3 3 (*3) 3 *3 Under evaluation T P E 31 RoHS compliance Solid Electrolytic Capacitors with Polymerized Organic Semiconductor TPFSeries Low ESR . High Capacitance Products Fe a tu re TPF series has low ESR and high capacitance at standard form. Specifications Items Condition Characteristics -- -55 to +105 (C) Rated capacitance range 120Hz/2