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KA2281 LED 2-Channel 10LED/Ch VU Meter

1 year ago 2494
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Description

It's a 90% SMD KA2281 LED 2-Channel 10LED/Ch VU Meter. For more info please see schematic!

Documents

KA2281 VU Meter Schematic

PCB

BOM

ID Name Designator Footprint Quantity Manufacturer Part Manufacturer Supplier Supplier Part Price LCSC Assembly Mounted LCSC
1 SN74HC139N IC1,IC2 DIP-16 2 SN74HC139N TI LCSC C2906
2 0.47uF/50V C1 RAD-0.1 1
3 1u C2 RAD-0.1 1
4 10kOhm R1,R2 0402 2
5 50kOhm R3,R6 0402 2
6 47kOhm R4,R5 0402 2
7 4.7uF/16V C3,C4 RAD-0.1 2
8 Red(0603) LED1,LED2,LED3,LED4,LED5,LED6,LED7,LED8,LED9,LED10,LED11,LED12,LED13,LED14,LED15,LED16,LED17,LED18,LED19,LED20 3528 20 KT-0603R LCSC LCSC C2286
9 ?R R7,R8,R9,R10,R11,R12,R13,R14,R15,R16,R17,R18,R19,R20,R21,R22,R23,R24,R25,R26 0603 20
10 AUDIO-JACK JP1 AUDIO-JACK-3.5MM-SMD 1
11 MICRO USB 5S B USB1 MICRO-USB-1 1 micro USBFemale ValuePro LCSC C10418

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