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Dbl2000
This document contains a circuit diagram for a DBL 2000 power supply. It lists various components used in the circuit including resistors, capacitors, transistors, integrated circuits, and a transformer. Notes provide information on resistor and capacitor values, how to measure quiescent current and adjust output voltage, and that channels A and B contain identical components.
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Dbl2000
- 1. ARQUIVO:..DBK2000_V1.DSN FOLHA: 01/01CIRCUITO: POWER/FONTE IN D Ú S T R I A E L E T R Ô N I C A L T D A. DBL 2000 1N4148 47uFx63V 1K8x1W 100Kx100V 27Vx1W 47uF 2SA1964 47uF AJUSTEOV 100R 10K 1K 500R 47K 100R PL499 47Rx1W 0.47Rx5W 2K2 27Vx1W BD136 10K 1N414812K 47uFx63V 39pFx500V 220R 47Rx1W 2SC5200 2K2 IC1002 2SC5248 1K8x1W 10K 30K 270R 470R 1N4148 10K 2K2 47uF 47R 12K 100Kx50V 680R 56pFx100V 100Rx1W 100pF 1N5402 100Rx1W BD135 2SC5248 470R 100Kx50V 2K2 47uF 10K 2SA1964 39pFx500V 0.47Rx5W BD135 470K 10Rx5W 100Kx100V OUT A/B CANAL A / CANAL B 10Rx2W + 100Kx100V 0.47Rx5W0.47Rx5W 2SA1943 1N5402 CHA CHB 100uF 100K 6V2 TERMOSTATO 100uF CHB TERMOSTATO CHA 100K INA SENDA 10K 10K 50KB VOL.CHA INB 6V2 SENDB 50KB VOL.CHB 4K7x2W 3.300uF x70V TERRADOCHASSI PL515/A 1K5x3W 4K7x2W VENTOINHA 230V 127V TDBK200023OV PLA005 _ BORNE 500R AJUSTE CORRENTE 1 - 23 ON 220K 3K3 15K1N4148 SIGNALA 10K7 1% 220K 3K3 100K 1OK 15K1N4148 PL497 75Kx1% SIGNALB CLIPA 10K7 1% 100uF 3K3 3K9 CLIPB 3K31K2 TEMPB 1K2 TEMPA B A CH A/B 10K A/B OL -OL+ OL - OL+ OL - OL + OVERLOADA OVERLOADB 100K 15Vx1W 47uF 7,5A / 127V 10Kx1KV 250V x 15A 3K3 4A / 230V 14 7 Todos resistores são de 1/4 W e todos capacitores eletrolíticos são de 25V, exceto aqueles com indicação. * A corrente quiescente deve ser medida sobre um dos resistores de 0.47Rx5W, estando o aparelho com carga e sem sinal de entrada. 4066 ** O ajuste de 0V deverá ser feito nos bornes de saída, estando o aparelho sem carga e sem sinal de entrada. Os canais A e B são idênticos. BD 135 VISTA FRONTAL VISTA SUPERIOR BD 136IC1002 2SA1964 2SC5248 1% 2SA1941 2SC5198 8x 1N5402 3.300uF x70V 2SA1943 2SC5200 TENSÃO DO TRAFO EM REPOUSO 50,5 Vac DATA: 12/04/2007 GND GND LM339 15AWG +B -B +6v2 +B -6V2 +6V2 -B +15V +15V +15V +15V +6v2 +6v2 -6v2 -6v2 +6v2 +6v2 -6v2 +6v2 +15V 8 7 6 5 4 3 2 1 4 3 2 1 11 12 13 14 10 87 6 5 9 ECB B C E BCE LM339 7 6 1 + - OUT LM3395 4 2 + - OUT + + LM3399 8 12 14 + - V- OUT LM339 11 10 3 13 + - V+ OUT 4066 1 13 2 . . . + 4066 4 5 3 . . . 4066 8 6 9 . . . + + 4066 11 12 10 . . . 2 5 7 6 8 3 4 1 + + + + + + +