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5-21
Table 5-5. A4 Regulator PCB Assembly
Reference
Designator Description
Fluke
Part No.
Total
Quantity
C9, C10, C16, C17 Capacitor, AL, 4700 µF, +75-20 %, 16 V 379370 4
C11, C14, C15, C18 Capacitor, TA, 22 µF, ±20 %, 25 V 357780 4
C12, C13 Capacitor, AL, 2200 µF, +75-20 %, 25 V 392720 2
CR5 – CR7 Diode, SI, Rectifier, Bridge, BV = 100 V, IO = 1.0 A 392910 3
CR8, CR9 h Diode, SI, BV = 75 V, IO = 150 mA, 500 mW 203323 2
H1 Screw, Machine, PH, P, SEMS, Steel, 4-40, 0.250 185918 4
H2 Nut, Machine, Hex, Steel, 4-40 110635 4
MP1 Heat Dissipator, PCB MTG, 1.380, 2.000, 0.500 386235 4
MP2 Cable Tie, 4.0 L, 0.100 W, 0.75 Dia. 172080 6
R4, R6, R9, R15 Resistor, CF, 100 k, ±5 %, 0.25 W 348920 4
R7, R12 Resistor, CC, 220 Ω, ±10 %, 1 W 109462 2
R8 Resistor, CF, 1 k, ±5 %, 0.25 W 343426 1
R10, R11 Resistor, CC, 1 k, ±10 %, 1 W 109371 2
R13 Resistor, CF, 18 k, ±5 %, 0.25 W 348862 1
TP1 – TP8 Terminal, Uninsulated, Feedthrough, Hole, Turret 179283 8
U1, U4 h IC, Voltage Regulator, Fixed, +5 V, 1.5 A 355107 2
U2 h IC, Voltage Regulator, Fixed, +15 V, 1.5 A 413187 1
U3 h IC, Voltage Regulator, Fixed, -15 V, 1.5 A 413179 1
VR1 h Zener, Uncompensated, 4.3 V, 5 %, 20.0 mA, 0.4 W 180455 1
h Indicates a static-sensitive part.