AN6884 VU metre devresi

[guclusat]

- 1 x Capacitor 63v 2,2µF,
- 1 x 25v 10µF
- 1 x IC AN6884
- 1 x Horizontal Trimpot 10k
- 1 x resistor 2k2Ω, 1 x 10k Ω
- 3x8cm, x 10 Led

 

[guclusat]

Stereo vu metre devre şeması




R2, R4 uygulanan voltaja göre değeri

Vcc(V)	R(Ω)
8 ~ 12	47
10 ~ 14	68
12 ~ 16	91

Features

• Wide range of operating voltage: Vcc = 3.5V ~ 16V
• Constant current output: I LED = 15mA
• Built – in high gain amp.:Gv = 26dB typ.
• Low noise when LED ON
• 5 – dot LED bar logarithmic response: -10, -5, 0, 3, 6dB
• Fewer external components

Malzeme listesi

R1, R3 = 10K ¼ Watt
R2, R4 = See text ½ Watt
C1, C3 = 2,2mF 16V
C2, C4 = 10mF 16V
P1, P2 = 10K trimmer
Led1, … Led10 = LED 5mm Red
IC1 = AN6884