Datasheet UPC1237 (Unisonic Technologies) - 4
| Manufacturer | Unisonic Technologies |
| Description | Protector IC for Stereo Power Amplifier SIP-8 Package |
| Pages / Page | 5 / 4 — UPC1237. LINEAR INTEGRATED CIRCUIT. TEST CIRCUIT. TYPICAL APPLICATION … |
| File Format / Size | PDF / 269 Kb |
| Document Language | English |
UPC1237. LINEAR INTEGRATED CIRCUIT. TEST CIRCUIT. TYPICAL APPLICATION CIRCUIT. UNISONIC TECHNOLOGIES CO., LTD
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UPC1237 LINEAR INTEGRATED CIRCUIT TEST CIRCUIT
15kΩ 45V 56kΩ V + RL 1 SW1 8 7 33µF 1.5kΩ - 1 2 UTC UPC1237 6 1 SW2 2 2 V 5 3 4 3 SW3 0.022 1 2 µF 3.5V Switch positions Item SW 1 SW 2 SW3 VTH 1 1 3 2 VTH +2 2 1 2 VTH -2 2 2 2 VTH 4 2 3 1 V8 2 3 2
TYPICAL APPLICATION CIRCUIT
(24V, 37mA Relay Internal resistance 650Ω) +VCC +VCC Speaker L Speaker R Terminal for overload detection Lch 15kΩ Rch R4 AC100 V +VCC 45V 56kΩ 56kΩ 56kΩ + + + 330µF 4.7µF 33µF -VCC -VCC Amplifier set 2 1 4 8 7 560Ω UTC UPC1237 6 5 3 0.022µF (Automatic reset) (Latch)
UNISONIC TECHNOLOGIES CO., LTD
4 of 5
www.unisonic.com.tw
QW-R107-065.B
15kΩ 45V 56kΩ V + RL 1 SW1 8 7 33µF 1.5kΩ - 1 2 UTC UPC1237 6 1 SW2 2 2 V 5 3 4 3 SW3 0.022 1 2 µF 3.5V Switch positions Item SW 1 SW 2 SW3 VTH 1 1 3 2 VTH +2 2 1 2 VTH -2 2 2 2 VTH 4 2 3 1 V8 2 3 2
TYPICAL APPLICATION CIRCUIT
(24V, 37mA Relay Internal resistance 650Ω) +VCC +VCC Speaker L Speaker R Terminal for overload detection Lch 15kΩ Rch R4 AC100 V +VCC 45V 56kΩ 56kΩ 56kΩ + + + 330µF 4.7µF 33µF -VCC -VCC Amplifier set 2 1 4 8 7 560Ω UTC UPC1237 6 5 3 0.022µF (Automatic reset) (Latch)
UNISONIC TECHNOLOGIES CO., LTD
4 of 5
www.unisonic.com.tw
QW-R107-065.B