CA3094, CA3094A, CA3094B
Typical Applications (Continued)
TREBLE
D
- D 1N5391
4
1
“BOOST”
15kΩ
“CUT”
(CCW)
0.01µF
820Ω
(CW)
V+
+
0.12µF
D
D
D
1
2
3
4700µF
1800Ω
220Ω
120V
60Hz
68Ω
1W
15µF
0.001µF
5600Ω
+
220Ω
1W
0.001µF
Q
STANCOR
NO. P-8609
OR EQUIVALENT
(120VAC TO
2
V-
2N6292
5µF
2N6292
+
4700
D
4
µF
+
26.8VCT AT 1A)
30Ω†
27Ω
Q
1
3µH
22Ω
INPUT
0.47Ω
7
6.8pF
1
VOLUME
2
0.47Ω
C
1
Q
+
R
3
1
330Ω
47Ω
(NOTES
32, 33)
2N6107
8
CA3094B
R
8Ω
L
8 LEAD
TO-5
-
3
6
THERMAL
R
2
COMPENSATION
1.8MΩ
(NOTES 32, 33)
4
NETWORK†
5
1Ω
0.47
µF
680
kΩ
†OPTIONAL THERMAL
COMPENSATION
NETWORK
0.2µF
C
2
0.02µF
8.2Ω
25µF
0.47µF
1kΩ
+
“BOOST”
(CW)
“CUT”
(CCW)
1N5391
100kΩ
10kΩ
JUMPER (NOTES 32, 33)
BASS
TYPICAL PERFORMANCE DATA FOR 12W AUDIO AMPLIFIER CIRCUIT
Power Output (8Ω load, Tone Control Set at “Flat”)
Music (at 5% THD, Regulated Supply). . . . . . . . . . . . . . . . . . 15W
Continuous (at 0.2% IMD, 60Hz and 2kHz
Input Resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .250kΩ
Tone Control Range. . . . . . . . . . . . . . . . . . .See Figure 9 in AN6048
NOTES:
Mixed in a 4:1 Ratio, Unregulated Supply)
See Figure 8 in AN6048. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12W
Total Harmonic Distortion
At 1W, Unregulated Supply . . . . . . . . . . . . . . . . . . . . . . . . .0.05%
At 12W, Unregulated Supply . . . . . . . . . . . . . . . . . . . . . . . .0.57%
Voltage Gain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40dB
Hum and Noise (Below Continuous Power Output) . . . . . . . . . .83dB
32. For standard input: Short C ; R = 250kΩ, C = 0.047µF; remove
2
1
1
R .
2
33. For ceramic cartridge input: C = 0.0047µF, R = 2.5MΩ, remove
1
1
jumper from C ; leave R .
2
2
FIGURE 22. 12W AUDIO AMPLIFIER CIRCUIT FEATURING TRUE COMPLEMENTARY SYMMETRY OUTPUT STAGE WITH CA3094 IN
DRIVER STAGE
3-22
INTERSIL [ Intersil ]
