Power Amp Channel

Assembly

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A single discrete Class-AB channel: complementary output transistors insulated to the heatsink, plus a driver and Vbe-multiplier bias stage setting idle current.

Direct parts	4
Total parts	46
Used in	1 assembly
Class	Assembly

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A single discrete Class-AB channel: complementary output transistors insulated to the heatsink, plus a driver and Vbe-multiplier bias stage setting idle current. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Power Amp Channel parts and their functions

4 top-level parts · 46 parts in total · full bill of materials below

Power Amp Channel parts diagram: 1 bare PCB, 2 output transistor, 3 driver / bias stage, 4 SMD passive (R/C/L). 46 parts in 4 top-level items. — Power Amp Channel parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	Bare PCB	1×	Channel carrier PCB (reuse)
2	Output Transistor	4×	Complementary output transistors
3	Driver / Bias Stage	1×	Driver + thermal-tracking bias stage
4	SMD Passive (R/C/L)	40×	Bias network resistors/caps (reuse)

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Build & assembly graph

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Bill of materials for Power Amp Channel

4 top-level lines · 4 rows shown · 46 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Bare PCB	pcb-bare	1×	1	·	part
2	Output Transistor	av-receiver-output-transistor	4×	4	·	part
3	Driver / Bias Stage	av-receiver-driver-bias	1×	1	·	part
4	SMD Passive (R/C/L)	smd-passives	40×	40	·	part

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Where the power amp channel is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Audio & Video 1 AV Receiver

Used in 1 assembly

Amplifier Section

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇨🇳Foxconn foxconn.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Flex (Singapore) flex.com ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks
🇮🇳Dixon Technologies dixoninfo.com ↗	Noida, IN	Electronics contract mfg	1,000 pcs	6–10 wks
🇨🇳BYD Electronics bydelectronic.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Venture Corp venture.com.sg ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks