Lm317 Lm337 Adjustable Positive And Negative Linear Regulated Power Supply

US $27

  • ??, ???, China
  • Jun 9th
LM317 LM337 adjustable positive and negative linear regulated power supply with low ripple There are two types of products : LM317 and LM337 two power supply, the time of purchase , please leave a message instructions.   LM317 features and parameters Output voltage : 1.25-37V DC; Output current : 5mA-1.5A; Chip has overheated, over-current, short circuit protection ; Maximum input - output voltage differential : 40V DC, The minimum input - output voltage differential : 3V DC; Ambient temperature : -10 ~ + 85 . Storage temperature : -65 ~ + 150 . Adjustable output voltage as low as 1.2V. Ensure 1.5A output current. Typical linear adjustment rate of 0.01% . 0.1% typical load regulation . 80dB ripple rejection ratio. Output short circuit protection. Overcurrent, overtemperature protection. Regulator safe operating area protection. Standard three-terminal transistor package . LM317 1.25V to 37V voltage range continuously adjustable   LM337 features and parameters Output voltage : -1.2V ~ -37V Load current : 0.4 ~ 2.2A It 's very simple to use , only two external resistors to set the output voltage. In addition to its line regulation and load regulation are better than standard fixed regulators. There are several built-in protection circuit LM337 overload protection, safe area protection. Typical linear adjustment rate of 0.01% . 0.1% typical load regulation . 80dB ripple rejection ratio. Output short circuit protection. Overcurrent, overtemperature protection. Regulator safe operating area protection. The minimum differential input and output dropped to 0.2V Shipments: 1 pcs Payment Policy: We ONLY accepted PayPal payment.  We will ship to the shown address on you PAYPAL Payment notice, Please confirm your shipping address in the PayPal Account.  If you don't have Paypal account, please sign up and learn more about paypal at: www.paypal.com. Payment must be fulfilled within 7 days since auction's ending.  shipping & time: Generally, delivery time is 10-20 business days to USA, United Kingdom, Australia and 15-30 days to most other countries. Items will be shipped within 1 business day on payment received. Delivery time depends on destination and other factors, it may takes up to 30 business days. Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility. Returns Policy: All sales come with us 14-day warranty. Return items must not be used or have any sign of abuse or intentional damage. Buyer is responsible for all return shipping charges. We reserve the right not to refund S&H when the item has been posted. Contact us: If you have any questions,Please contact with us via eBay message or our customer service e-mail. please be advised that e-mails will be replied by our customer services officers Mon. - Fri. 11:00 - 20:00 and Saturdays 11:00 - 15:00(Excluding Weekends and Public Holidays) You may expect to receive a response to your inquiry within 24 hours. (Excluding Weekends and Public Holidays) Feedback: Dear buyers, we appreciate your business, if you are satisfied with our service, please leave us a positive feedback . When you rate the shipping time part please take international transit into consideration. Your recognition will make us more confident to develop business and serve you better. Our goal is to make sure you are a happy buyer and pleasant shopping with us. Please email us before leaving any 1 or 2 ratings, negative feedback or open any dispute. We understand the concerns and frustrations you might have, and will do our endeavor to resolve the issues.  Please give us the opportunity to resolve any problem. thank you ! On Oct-06-15 at 07:01:23 PDT, seller added the following information:

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