Datasheet > V375B48H300AN3

V375B48H300AN3

更新时间： 2024-01-19 21:12:35

品牌	Logo	应用领域
VICOR		/
页数	文件大小	规格书
8页	374K
描述
DC-DC Regulated Power Supply Module, 1 Output, 300W, Hybrid

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V375B48H300AN3 数据手册

ELECTRICAL CHARACTERISTICS

Electrical characteristics apply over the full operating range of input voltage, output load (resistive) and baseplate temperature,

unless otherwise specified. All temperatures refer to the operating temperature at the center of the baseplate.

MODULE OPERATING SPECIFICATIONS

Parameter

Min

Typ

Max

425

500

Unit

Vdc

Notes

Operating input voltage

Input surge withstand

250

375

<100ms

Output voltage setpoint

±1

% Vout nom.

Nominal input; full load; 25°C

MODULE OUTPUT VOLTAGE RELATED SPECIFICATIONS

Parameter

1.8V¹2V

2.5V²3.3V

12V

15V 24V 28V

48V

Unit

Notes

Efficiency (typ.)

77.7 81.5

110 150

200 300

87.5

Nominal input; 80% load; 25°C

Nominal input; full load;

25°C; 20MHz BW

Ripple and noise, p-p (typ.) 100

Output power (max.) 90

Output OVP setpoint (nom.) 2.7

100

2.7

100 100

114 150

140 190 130

300 300 300

170

300

Watts

At 100°C baseplate temperature

25°C; recycle input voltage to

restart ( 1 minute off )

4.3

6.3 14.3 17.8 28.1 32.7

55.7

5.2

Volts

Dissipation, standby (typ.)

Load regulation (max.)

Current limit (typ.)

4.8

0.3

115

4.8

0.3

115

5.1

0.2

5.1

0.2

5.4

0.2

5.5

0.3

5.6

0.3

4.5

0.3

5.5

0.3

Watts

No load; nominal input

0.4 ±% Vout

No load to full load; nominal input

Output voltage 95% of nominal

115 115

115 115 115

115

% Iout

Short circuit current (typ.)

115

Output voltage <250mV

MODULE INPUT SPECIFICATIONS

Parameter

Min

Typ

Max

Unit

Vdc

Notes

Undervoltage turn-on

Undervoltage turn-off

242.5

212.2

247.5

204.7

492.2

Overvoltage turn-off/on

446.3

467.5

Vdc

MODULE OUTPUT SPECIFICATIONS

Parameter

Min

Typ

±0.02

±0.002

±2

Max

±0.20

±0.005

±5

Unit

Notes

Line regulation

Low line to high line; full load

Over operating temperature range

10 to 100% of full load

Temperature regulation

Power sharing accuracy

% / °C

Of nominal output voltage. For trimming below 90%

of nominal, a minimum load of 10% of maximum

rated power may be required.

110

Programming range

Note: For important information relative to applications where the converter modules are subject to continuous dynamic loading,

contact Vicor applications engineering at 800-927-9474.

¹Nominal 2V output trimmed to 1.8V by adding external 9,000 ohm resistor from the SC pin to

²Nominal 3.3V output trimmed to 2.5V by adding external 3,125 ohm resistor from the SC pin to

S pin. (See Fig. 7)

-S pin. (See Fig. 7)

Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715

375V Mini Family

Rev. 6.4

Page 2 of 8

Set your site on VICOR at www.vicorpower.com

123 4 5 6 7 8

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