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350W DC DC Power Supply

350W DC DC power supply SD-350D-12 LEYU DC DC Converter 72~144VDC Input 12VDC Output DC DC power supply The metal case model for stable working in normal environment. FAQ Q1: Do you offer guarantee for the products? A: Yes, we offer 2 years warranty. If the goods have quality problem during...

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350W DC DC power supply SD-350D-12 LEYU DC DC Converter 72~144VDC Input 12VDC Output DC DC power supply

The metal case model for stable working in normal environment.


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FAQ

Q1: Do you offer guarantee for the products?

A: Yes, we offer 2 years warranty.

If the goods have quality problem during warranty period, we provide maintenance service.

If you have using problem, welcome to contact us for help.

Q2. Can I have a sample order firstly? What is your MOQ limit?

A: Yes, sample order is acceptable. And we do not have MOQ limit. Welcome to inquiry.

Q3. What about the lead time and shippment?

A: For common type likeLPV, LRS, DR, MDR series, we have enough stock. Sample Order can be delivered within 3 days, Bulk Order can be delivered within 3~7 days after payment, not common type need 10~35 days after payment, for detail lead time, please contact our sales.

For shipping, we often use DHL, FedEx, UPS, and TNT. And they take 3-5 days to arrive. For bulk order, we recommend to send goods by Air or by Sea to save your transportation cost.

Q4: What is your payment terms?

A: We accept pay via Bank Transfer, Paypal and Western Union.

For bulk order, if the lead time is long, we also accept 30% in advance, and 70% balance before shipping.

We also accept Trade Assurance online to get 100% guarantee for your orders.

(For more details, please contact us)

Q5. How to proceed an order ?

A: 1. Inquiry: Tell us your requirements, such as model No, Quantity and delivery address...

2. Quotation: We will quote you soon according to your requirements.

3. Confirmation: If quotation is OK, we will send PI to you for payment.

4. Payment: After your payment, please give us your bank slip, then we can arrange goods for you soon.

5. Delivery: Once get your payment and goods all ready, we will delivery goods soon, and tell you the tracking number or Vessel No. then (For more details, please contact us.)



Features :

2:1 wide input range

Protections: Short circuit / Overload / Over voltage / Over temperature

1500VAC I/O isolation

Forced air cooling by built-in DC Fan

100% full load burn-in test

24V(B) and 48V(C) input voltage design refer to LVD

2 years warranty



SPECIFICATION

OUTPUT


Model

SD-350D

DC Voltage

5V

12V

24V

48V

Rated Current

60A

29.2A

14.6A

7.3A

Current Range

0~60A

0~29.2A

0~14.6A

0~7.3A

Rated Power

300W

350.4W

350.4W

350.4W

Ripple & Noise

100mVp-p

120mVp-p

150mVp-p

200mVp-p

Voltage Adj. Range

4.5~5.5VDC

11~16VDC

23~30VDC

43~53VDC

Voltage Tolerance

±2.0%

±1.0%

±1.0%

±1.0%

Line Regulation

±0.5%

±0.3%

±0.2%

±0.2%

Load Regulation

±1.0%

±1.0%

±1.0%

±1.0%

Setup, Rise Time

300ms,50ms at full load

INPUT


Voltage Range

72~144VDC

Efficiency

78%

83%

87%

89%

DC Current

6A/96V

6A/96V

6A/96V

6A/96V

PROTECTION


Over Load

105~135% rated output power

Protection type: Shut down o/p voltage,re-power on to recover

Over Voltage

5.75~6.75V

16.8~20V

31.5~37.5V

53~65V

Protection type: Shut down o/p voltage,re-power on to recover

Over Temperature

75℃± 5℃(TSW1) detect on main power transistor

Protection type: Shut down o/p voltage, recovers automatically after temperature goes down

ENVIRONMENT


Working Temp.

-20~+60℃ (Refer to "Derating Curve")

Working Humidity

20~90%RH non-condensing

Storage Temp., Humidity

-40~+85℃,10~95%RH

Temp. Coefficient

±0.03%/℃ (0~50℃)

Vibration

10~500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes

SAFETY & EMC


Safety Standards

IEC60950-1CB approved by TUV(for D type only)

Withstand Voltage

I/P-O/P:1.5KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC

Isolation Resistance

I/P-O/P,I/P-FG,O/P-FG:100M Ohms/500VDC /25℃ /70%RH

EMC Emission

Compliance to EN55022(CISPR22) Class B

EMC Immunity

Compliance to EN61000-4-2,3,4,6,8,light industry level,criteria A

OTHERS


Dimension

215*115*50mm(L*W*H)

Weight

0.89Kg

Packing

20pcs/18.8Kg/0.92CUFT

NOTE


1. All parameters NOT specially mentioned are measured at 24,48,96VDC input, rated load and 25℃ of ambient temperature.
2. Ripple & noise are measured at 20MHz of bandwidth by using a 12” twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
3. Tolerance: includes set up tolerance, line regulation and load regulation.
4. The power supply is considered a component which will be installed into a final equipment. The final equipment must be re-confirmed that it still meets EMC directives.



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