Bose L1 Pro32 Service Manual page 31

Reference Designator
L1, L4
L18-L19
L2-L3
L9
Reference Designator
Q1, Q3, Q11-Q12
Q10, Q15, Q19, Q21
Q14
Q2, Q4
Q20, Q22
Q8
Q9
Reference Designator
U1
U12
U2, U5-U6, U8
U20
U3
U4, U10
U7
U9
POWER-AMP PCB PARTS LIST
Inductors
Description
TRANSFORMER, CUSTOM, HTS-PQ26F
INDUCTOR, CLASS D, POWER, 30A, 30%,
6.8uH
INDUCTOR, CUSTOM, COMMON MODE,
RADIAL, 12mH
INDUCTOR, POWER, SMT, 4.2A, 20%, 10uH,
COM
Transistors
Description
TRANSISTOR, MFET, N-CH, 600V, 18A, DPAK
TRANSISTOR, NPN, 40V, 0.2A, MMBT3904,
SOT323
TRANSISTOR, MFET, P-CH, -3.8A, -30V,
SOT23
TRANSISTOR, PNP, 600mA, 60V, SOT23
XSISTOR, BPLR, P, 40V, 200mA, SOT23
TRANSISTOR, NPN, 3A, 50V, SOT89
TRANSISTOR, MFET, N-CH, 0.3A, 60V, SOT-
23
Integrated Circuit
Description
IC, PFC CONTROLLER, TRANS MODE,
UCC28063
IC, DCDC CONV, STEP DOWN, 2A, 28V,
TPS54202H
IC, OPTOCOUPLER, EL817, 4SO
IC, PWR AMP, CLASS D, TPA3255, 44HTSSOP
IC, VREG, SW, FLYBACK CNTRLR, HF500-30,
7PDIP
IC, LIN REG, ADJ, SHUNT, TL431, 1%, SOT23-
3
IC, SW, CNTRLR, HALF-BRIDGE, HR1001A,
16SOIC
IC, OP AMP, DUAL, LM358, 8SOIC
31
Material Number Note
856524-0010 3
856095-6R8N
852647-0010
852883-100M
Material Number Note
849830-0020
195357
852237-0010
852391-0010
148596
852881-0010
356154-0010
Material Number Note
730085-0030
842669-0010
326344-0020 3
792785-0010
855588-0010
330361-1030
855754-0010
856447-0010