Datasheet

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List of Materials

Table 3. UCC28250EVM-501 List of Materials (continued)

REF DES QTY DESCRIPTION MFR PART NUMBER

R11 1 Resistor, chip, 1/16 W, 1%, 7.5 Ω std std

R14, R15, R50 3 Resistor, chip, 1/8 W, 1%, 100 kΩ std std

R16, R24 2 Resistor, chip, 1/8 W, 1%, 1.96 kΩ std std

R17 1 Resistor, chip, 1/4 W, 1%, 59.0 kΩ std std

R18, R19 2 Resistor, chip, 1/16 W, 1%, 19.6 Ω std std

R2, R6, R23, R27 4 Resistor, chip, 1/16 W, 1%, 1 Ω std std

R21, R22 2 Resistor, chip, 1/16 W, 1%, 3.01 kΩ std std

R25 1 Resistor, chip, 1/8 W, 1%, 3.01 kΩ std std

R26 1 Resistor, chip, 1/4 W, 1%, 1.00 kΩ std std

R29 1 Resistor, chip, 1/8 W, 1%, 1.69 kΩ std std

R3 1 Resistor, chip, 1/8 W, 1%, 90.9 kΩ std std

R30, R31 2 Resistor, chip, 1/16 W, 1%, 75 Ω std std

R32, R35 2 Resistor, chip, 1/8 W, 1%, 51.1 Ω std std

R33 1 Resistor, chip, 1/8 W, 1%, 8.25 kΩ std std

R34 1 Resistor, chip, 1/8 W, 1%, 4.87 kΩ std std

R36 0 Resistor, chip, 1/16 W, 1%, open std std

R37 1 Resistor, chip, 1/8 W, 1%, 19.6 Ω std std

R39 1 Resistor, chip, 1/8 W, 1%, 95.3 kΩ std std

R4 1 Resistor, chip, 1/8 W, 1%, 105 kΩ std std

R40 1 Resistor, chip, 1/8 W, 1%, 301 kΩ std std

R41 1 Resistor, chip, 1/8 W, 1%, 196 Ω std std

R42 1 Resistor, chip, 1/8 W, 1%, 19.6 kΩ std std

R43 1 Resistor, chip, 1/8 W, 1%, 0 Ω std std

R44 1 Resistor, chip, 1/8 W, 1%, 249 Ω std std

R45, R46, R47 3 Resistor, chip, 1/8 W,1%, 0 Ω std std

R49, R55 2 Resistor, chip, 1/16 W, 1%, 536 Ω std std

R5, R10, R12, R13 4 Resistor, chip, 1/16 W, 1%, 1.00 kΩ std std

R51 1 Resistor, chip, 1/8 W, 1%, 5.11 kΩ std std

R52 1 Resistor, chip, 1/8 W, 1%, 10.0 M std std

R53 1 Resistor, chip, 1/8 W, 1%, 953 kΩ std std

R54 1 Resistor, chip, 1/8 W, 1%, 5.11 Ω std std

R7, R8 2 Resistor, chip, 1/16 W, 1%, 196 kΩ std std

R9 1 Resistor, chip, 1/16 W, 1%, 100 kΩ std std

S1 1 Switch, Actuator SPDT C & K AYZ0102AGRLC

T1 1 XFMR, 3.3 V, 30 A, 120 µH Coilcraft DA2025-AL

T2, T3 2 XFMR, Gate Driver ±20%, 296 µH Coilcraft DA2319-AL

U1 1 120-V Boot, 2.5-A Peak, High Low-Side Driver TI UCC27200 DDA

U2 1 Half Bridge PWM Controller TI UCC28250PW

U3 1 MOSFET Driver TI UCC27324D

U4 1 Phototransistor, CTR 100% to 300% Vishay SFH690BT

U5 1 Dual Operational Amplifiers TI LM358D

SLUU429B–June 2010–Revised December 2010 Half-Bridge DC-to-DC Converter With Primary-Side Control

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