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XC9303B03KR Datasheet(PDF) 6 Page - Torex Semiconductor |
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XC9303B03KR Datasheet(HTML) 6 Page - Torex Semiconductor |
6 / 18 page " HOW TO USE <Setting of Output Voltage> VOUT = 0.9 × ( RFB11 + RFB12 ) / RFB12 [Example of Calculation] When RFB11 = 200k Ω and RFB12 = 75kΩ, VOUT1 = 0.9 × ( 200K + 75k ) / 75k = 3.3V. [Typical Example] [External Components] Tr 1 : CPH6315 (Pch MOSFET : SANYO), IRLM6702 (Pch MOSFET : IR) Tr 2 : CPH3409 (Nch MOSFET : SANYO), IRLM1902 (Nch MOSFET : IR) Tr 3 : CPH3409 (Nch MOSFET : SANYO), IRLM2502 (Nch MOSFET : IR) Note : VGS Breakdown Voltage of CHPH6315 and CPH3409 is 10V so please be careful with the power supply voltage. L : 22 µH (SUMIDA CDRH127 / LD) CIN : 16V, 47 µF (NICHICEMI Tantalum MCE Series) CL : 16V, 47 µF x 2 (NICHICEMI Tantalum MCE Series) SD : CMS02 (TOSHIBA, Schottky Barrier Diode) " EXTERNAL COMPONENTS $ COIL $ INPUT / OUTPUT CAPACITANCE $ SCHOTTKY BARRIER DIODE $ TRANSISTOR (Pch MOSFET) $ TRANSISTOR (Nch MOSFET) 6 For the power supply voltage more than 8V, CPH3308 (Pch MOSFET : SANYO) or CPH3408 (Nch MOSFET : SANYO) which breakdown voltage is 20V are recommended. XC9303 Series High Efficiency, Synchronous Step-Up & Down DC / DC Controller ICs VOUT (V) RFB11 (k Ω) RFB12 (k Ω) CFB1 (pF) VOUT (V) RFB11 (k Ω) RFB12 (k Ω) CFB1 (pF) 2.0 330 270 39 3.3 200 75 62 2.2 390 270 33 5.0 82 18 160 2.5 390 220 33 2.7 360 180 33 Output voltage can be set by adding external split resistors. Output voltage is determined by the following equation, based on the values of RFB11(RFB21) and RFB12(RFB22). The sum of RFB11(RFB21) and RFB12(RFB22) should normally be 1 M Ω or less. The value of CFB1(CFB2), speed-up capacitor for phase compensation, should be fzfb= 1 / (2 × π × CFB1 × RFB11) which is equal to 12kHz. Adjustments are required from 1kHz to 50kHz depending on the application, value of inductance (L), and value of load capacity (CL). 3.0 560 240 24 PART NUMBER CDRH127 / LD-220 16MCE476MD2 CMS02 CPH6315 CPH3308 SANYO CPH3409 PART NUMBER MANUFACTURER CHP3408 SANYO MANUFACTURER SUMIDA NICHICHEMI TOSHIBA SANYO SANYO IR PART NUMBER MANUFACTURER PART NUMBER MANUFACTURER PART NUMBER MANUFACTURER IRLMS6702 VDSS (V) VGSS (V) ID (A) ABSOLUTE MAX. RATINGS PKG. VDSS (V) VGSS (V) ID (A) ABSOLUTE MAX. RATINGS Rds (ON) MAX.(m Ω) Cisss typ (pF) VGS (off) (V) PKG. 30 ±10 5 30 ±20 5 CPH6 - 30 ±20 - 4 140 (VDS= - 4.0V) 560 (VDC= - 10V) - 2.4 (MAX.) CPH3 - 20 ±12 CPH6 CPH3 42 (VDS=4.0V) 68 (VDS=4.0V) 630 (VDC= 10V) 1.3 (MAX.) 480 (VDC= 10V) 2.4 (MAX.) - 2.3 200 (VDS= - 4.5V) 210 (VDC= - 15V) - 0.7 (MAX.) H (mm) 4.7 12.3 x 12.3 8 RATED CURRENT (A) W x L (mm) CAPACITANCE ( µF) W x L (mm) H (mm) 410 (VDC= - 10V) - 1.4 (MAX.) Irmax (A) 3.2 ±0.2 ±10 Cisss typ (pF) VGS (off) (V) L VALUE ( µH) SERIAL RESISTANCE ( Ω) FORWARD CURRENT Vfmax (V) 22 36.4 m 47 16.0 4.6 x 5.8 VOLTAGE (V) 30 3 0.4 (IF=3A) - 3 150 (VDS= - 4.0V) Rds (ON) MAX.(m Ω) - 20 Micro6 0.5m (VR=30V) 2.4 x 4.7 0.98 ±0.1 W x L (mm) H (mm) REVERSE CURRENT Semiconductor Ltd. |
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