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ͧ : ἧǧŴçѹ俿 Step Down Voltage ҤҶ١


㹺ҧ駷ҵͧŴçѹ俿 IC 78xx 79xx öŴçѹ餧 5, 9, 12, 15 ŷ ҡ繤çѹ俿 8.4 ŷ Ҩ觨çѹ俿ҷçͧ ҨеͧǧŴçѹ俿Ҫ¤Ǻçѹ俿öѺçѹ俿餧ҵͧ 繡ç¡

ҡ...
ǧè 8.4 V ҡẵ 12V Ѻ俴 LM338






Ѩغѹ෤硷͹ԡ˹ҡ ǧҤҶ١ Ҥ§ 40 ҷ ǧẺٻ բҴҡ öŴçѹ Step Down 俿ҡʵç DC ҡẵ 12V. § 8.4V. ¡֧ 2.39 A. ͧ ͧҹ͡Ẻ


DC-to-DC Step Down LM2596 Module 3A

ǧŧ ѺŴçѹ俿 к Switching Ǻ IC LM2596S

- Ѻ俵 4 - 40V ͡ѺŴ 1.5V ֧ 35V

- ҹá 2A

- ǧö駤俢ͧ͡ ¡ûѺ R-Trimport  ѧҡ駤 ǧèзӡûѺçѹ俿Ң͡餧ѵѵçѹҨüѹ仡

**  ԸդԴҹͧ٧شͧ
Output = 20W ÷ çѹ͡

ҧ

ͧŴçѹ俨ҡ 24V 12V
٧شԴҡ
Output = 20W. ÷ 12V. = 1.67 A.

ͧŴçѹ俨ҡ 12V 8.4V
٧شԴҡ
Output = 20W. ÷ 8.4V. = 2.39 A.

*** ǧùö٧觨


Product Specifications
- Input: DC 4V to 40V 
- Output: DC 1.5V to 35V (Adjustable)
- Rate Output Current :  2A 
- Output Power : 20W
- Max Output Current:  3A (Heatsink or Fan Require)
- Efficiency 92% (max)


˹· Ҥ 40 ҷ Ѵҷǧͧ




ԡٻʹٻ˭

ἧǧբҴ§ 4cm. x 2cm.





ҹ硷͹ԡ ͹ LM2596
˹Ҥ 50 ҷ





蹹ẺºѴ 駴ҹ in Out յѡ¹ӡѺ͡ +Ǻǡ -ź ͧçк ҹԧöѴ˹ ҤҶ١




ҧ 繡õ¨俨ҡẵ 12Vdc ǧûѺŴçѹ俿 1.5 - 12Vdc. բҴö纫͹ǧдǡ㹡õԴҹ





VR öعѺŴçѹ俿 Out Put





öѺŴçѹ俿 out = 8.40 ŷ





繡ҹǧŴçѹ俿 Step Down Voltage ҤҶ١բҴ çѹ Out Put 8.40Vdc. çѹ input ¹ŧ çѹ俢 input ͧ¡ 8.9Vdc çѹ output ʶҾ 8.4Vdc ͧ




Ҵǧ LM2596S ա ը LED ʴçѹ input Output դسѵԤѺ LM2596 Ҥ 150 ҷ Ҥᾧҡ ҡ յʴ LM2596S ҵͧǧè俸 LM2596 ҡ Ҥᾧ





繡õ觨ẵ 12Vdc. Ẻ觨 дǡ㹡͹ػóͧ俿ҧͧ öѺçѹ output 8.4Vdc 蹡ѹ ¨ըʴŤçѹ俢͡ output




DC input = 12.8V.  ҡẵ лѺ DC Output = 8.4V.

ǧ LM2596S ը LED ö͡ʴŤçѹ input ¡áԵ͡ѧ蹡÷ӧҹἧǧ ͧ




LM2596S Ẻ USB









Դ͹...




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