SPECIFICATIONS
GENERAL SPECIFICATIONS |
| OUTPUT SPECIFICATIONS | ||||
Input Voltage |
| 42~53V | Voltage Accuracy |
| Typical | 3.5V |
Switching Frequency | Typical | 150KHz | Line Regulation |
| Typical (Q48SB12020) | 2.4V |
Isolation Voltage | In/Out | 2250V |
|
| Typical (Q48SB12025) | 2.7V |
Isolation Capacitance | Typical (Q48SB12020) | 500pF | Load Regulation |
| 0%~100% | 500mV |
| Typical (Q48SB12025) | 960pF | Ripple & Noise |
| 20MHz BW Typical | 90 mV (Q48SB12020) |
Isolation Resistance | Minimum | 10M ohm |
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|
| 100mV (Q48SB12025) |
Size (Q48SB12020) | 57.9x36.8x10.9mm | 2.28”x1.45”x0.43” | Current Limits |
| Typical (Q48SB12020) | 25A |
(Q48SB12025) | 57.9x36.8x12.7mm | 2.28”x1.45”x0.50” |
|
| Typical (Q48SB12025) | 30A |
PART NUMBERING SYSTEM
Q | 48 | S | B | 120 | 20 | N | R | F | A |
Type of | Input | Number of | Product | Output | Output | ON/OFF | Pin |
| Option Code |
Product | Voltage | Outputs | Series | Voltage | Current | Logic | Length |
|
|
Q- Quarter | 48V | S- Single | B- Bus | 120- 12V | 20- 20A | N- Negative | R- 0.170” | F- RoHS 6/6 | A- Standard Functions |
Brick |
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| Converter | 108- 9.6V | 25- 25A | P- Positive | N- 0.145” | (Lead Free) | H- with heat spreader |
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| 31- 31A |
| K- 0.110” |
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MODEL LIST
MODEL NAME |
| INPUT |
| OUTPUT |
| EFF @ 100% LOAD | ||
Q48SB10828NRFA | 36V~60V |
| 6.3A | 9.6V |
| 31A | 95.5% | |
Q48SB12020NRFA | 42V~53V |
| 5A | 12V |
| 20A | 96.0% | |
Q48SB12025NRFA | 42V~53V |
| 6.25A | 12V |
| 25A |
| 96.0% |
Default remote on/off logic is negative and pin length is 0.170”
For different remote on/off logic and pin length, please refer to part numbering system above or contact your local sales
MECHANICAL DRAWING
CONTACT: www.delta.com.tw/dcdc
USA: | Europe: | Asia & the rest of world: |
Telephone: | Telephone: +41 31 998 53 11 | Telephone: +886 3 4526107 x 6220 |
East Coast: (888) 335 8201 | Fax: +41 31 998 53 53 | Fax: +886 3 4513485 |
West Coast: (888) 335 8208 | Email: | Email: DCDC@delta.com.tw |
Fax: (978) 656 3964 |
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Email: |
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WARRANTY
Delta offers a two (2) year limited warranty. Complete warranty information is listed on our web site or is available upon request from Delta.
Information furnished by Delta is believed to be accurate and reliable. However, no responsibility is assumed by Delta for its use, nor for any infringements of patents or other rights of third parties, which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Delta. Delta reserves the right to revise these specifications at any time, without notice.
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