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LM3886 Amplifier Kit with "Snubberized" power supply


Picture shows LM3886DM PCB set
Assembly manual for the LM3886 kit
Board Silkscreen PDF (dual mono LM3886DM version)
Power supply configuration based off of a unregulated design by Carlos Filipe
Picture of parts included for amplifier board
Picture of assembled power supply
Picture of assembled amplifier board and power supply
More pictures of the LM3886 amp board and assembly in my gallery
More pictures of the power supply board in my gallery
List of component designation used in kit
LM3886 Dual Mono Kit Contents
1 LM3886DM PCB set, consisting of 2 amplifier and 2 power supply boards.
Components for amplifier boards
2LM3886TF
422 kohm 0.5w compact metal film resistors
210 kohm 0.5w compact metal film resistors
21 kohm 0.5w compact metal film resistors
2680 ohm 0.5w compact metal film resistors
22.7 ohm 2w metal film resistors
6100 uf 50v Panasonic FC
247 uf 50v Panasonic FC
60.1 uf BC polypropylene cap
Components for power supply boards
410000 uF 50v Panasonic TS Capacitors (35mm x 30mm low profile)
80.1 uf BC polypropylene cap
16MUR860 On Semiconductor Diodes
42.2 kohm 2w metal film resistors
41 ohm 2w metal film resistors
2blue LEDs
21N4004 diodes
210 kohm 0.5w compact metal film resistors
210 uF Panasonic FC Capacitors
LM3886 Stereo Kit Contents
1LM3886ST PCB set, consisting of 2 amplifier and 1 power supply boards.
Components for amplifier boards
2LM3886TF
422 kohm 0.5w compact metal film resistors
210 kohm 0.5w compact metal film resistors
21 kohm 0.5w compact metal film resistors
2680 ohm 0.5w compact metal film resistors
22.7 ohm 2w metal film resistors
6100 uf 50v Panasonic FC
247 uf 50v Panasonic FC
60.1 uf film caps
Components for power supply board
210000 uF 50v Panasonic TS Capacitors (35mm x 30mm low profile)
40.1 uf film caps
8MUR860 On Semiconductor Diodes
22.2 kohm 2w metal film resistors
21 ohm 2w metal film resistors
1blue LED
11N4004 diode
110 kohm 0.5w compact metal film resistor
110 uF Panasonic FC Capacitors
LM3886 Mono Kit Contents
1LM3886MONO PCB set, consisting of 1 amplifier and 1 power supply boards.
Components for 1 amplifier board
1LM3886TF
222 kohm 0.5w compact metal film resistors
110 kohm 0.5w compact metal film resistors
11 kohm 0.5w compact metal film resistors
1680 ohm 0.5w compact metal film resistors
12.7 ohm 2w metal film resistors
3100 uf 50v Panasonic FC
147 uf 50v Panasonic FC
30.1 uf film caps
Components for power supply board
210000 uF 50v Panasonic TS Capacitors (35mm x 30mm low profile)
40.1 uf film caps
8MUR860 On Semiconductor Diodes
22.2 kohm 2w metal film resistors
21 ohm 2w metal film resistors
1blue LED
11N4004 diode
110 kohm 0.5w compact metal film resistor
110 uF Panasonic FC Capacitors
LM3886 Single Channel Amplifier Kit Contents
11 LM3886 amplifier board
Components for 1 amplifier board
1LM3886TF
222 kohm 0.5w compact metal film resistors
110 kohm 0.5w compact metal film resistors
11 kohm 0.5w compact metal film resistors
1680 ohm 0.5w compact metal film resistors
12.7 ohm 2w metal film resistors
3100 uf 50v Panasonic FC
147 uf 50v Panasonic FC
30.1 uf film caps
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