Datasheet

CAT4201AGEVB
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4
Table 1. CAT4201AGEVB BILL OF MATERIALS
Name Qty. Description Manufacturer Part Number
U1 1 High Efficiency Step-down LED Driver, SOT−23−5 ON Semiconductor CAT4201
Q1 1 PNP Bipolar Transistor −45 V/−500 mA, SOT−23 ON Semiconductor BC807-25LT1G
Q2 1 NPN Bipolar Transistor 45 V/100 mA, SOT−23 ON Semiconductor BC847CLT1G
D 1 Schottky Diode 40 V/500 mA, Size SOD−323 Central Semi CMDSH05-4
C1 1
Ceramic Capacitor 4.7 mF/50 V, X7R, Size 1210
Murata GRM32ER71H475KA88L
C2 1
Ceramic Capacitor 10 mF/35 V, X5R, Size 1210
Taiyo Yuden GMK325BJ106KN-T
L 1
Inductor 33 mH, low DCR, 0.97 A
Sumida CDRH6D28-330
R1 1
SMT Resistor 1/10 W, 8.2 kW, 0603
Yageo 9C06031A8201FKHFT
R2 1
Trim Pot. 47 kW
Vishay T63YB473K
R3, R5 2
SMT Resistor 1/10 W, 1 kW, 0603
Yageo 9T06031A1001FBHFT
R4 1
SMT Resistor 1 W/500 mW Size 1210
Panasonic ERJ-P14J1R0U
R6 1
SMT Resistor 1/10 W, 47 kW, 0603
Yageo 9T06031A4702FBHFT
R7, R8 2
SMT Resistor 1/10 W, 10 kW, 0603
Yageo 9T06031A1002FBHFT
J1 1 3 Pin Header Connector 0.1 Pitch Tyco 640452-3
J2 1 2 Pin Header Connector 0.1 Pitch Tyco 640452-2
K3 1 6 Pin Header Receptacle 0.1 Pitch Tyco 535676-5
1 SPST Pushbutton Switch (Not Shown in Schematic) HDK KSM0631A
1 9 V Battery Holder (Optional) Keystone 1294
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