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2.The process supports design scales of 300 devices or 1000 pads

3.Supports simple circuit simulation

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Std EditionLinear Some 3904

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Published Time:2016-11-09 07:58:55
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Description

Try to get linear voltaje control using PWM and 2N3904. Kind of excercise.

Documents

1-Amp ripple

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10 PERCENT DUTY

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50 PERCENT DUTY

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90 PERCENT DUTY

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90% DC new design

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ID Name Designator Footprint Quantity
1 1uF C1,C3 C1 2
2 5uF C2 C1 1
3 TRANSISTOR_NPN2N3904 Q1 TO-92 1
4 12k R1 R3 1
5 10k R2,R3,R5 R3 3
6 18k R3 R3 1
7 45k R4 R3 1
8 470 R5 R3 1
9 1k R6,R1 R3 2
10 5 AC 1 0 V1 2P-5.0 1
11 PULSE(0 4 0 0 0 120u 125u) AC 1 0 V2 2P-5.0 1
12 PULSE(0 4 0 20u 0 150u 250u) AC 1 0 V3 2P-5.0 1
13 1nF C2 C1 1
14 15k R2,R6 R3 2
15 10k R4 TRIM_POT_PTH 1
16 PULSE(0 4 0 0m 0u 5u 125u) AC 1 0 V1 2P-5.0 1
17 PULSE(0 4 0 0m 0 500u 1m) AC 1 0 V2 2P-5.0 1

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