Bus Converter Module

BC048A080T024FP

vicorpower.com

Rev. 1.0

Page 2 of 11

Parameter

Values

Unit

Notes

+In to -In

-1.0 to 60

Vdc

+In to -In

100

Vdc

For 100 ms

PC to -In

-0.3 to 7.0

Vdc

+Out to -Out

-0.5 to 16

Vdc

Isolation voltage

2,250

Vdc

Input to output

Output current

39

A

Continuous

Peak output current

45.0

A

For 1 ms

Output power

240

W

Continuous

Peak output power

360

W

For 1 ms

Operating temperature

-40 to +100

°C

T-Grade; baseplate

-55 to +100

°C

M-Grade; baseplate

Storage temperature

-40 to +125

°C

T-Grade

-65 to +125

°C

M-Grade

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.

Absolute Maximum Ratings

SPECIFICATIONS

Parameter

Min

Typ

Max

Unit

Notes

Input voltage range

38

48

55

Vdc

Input dV/dt

1

V/µs

Input undervoltage turn-on

37.4

Vdc

Input undervoltage turn-off

32.0

Vdc

Input overvoltage turn-on

55.5

Vdc

Input overvoltage turn-off

59.5

Vdc

Input quiescent current

2.5

mA

PC low

Inrush current overshoot

5.9

A

Using test circuit in Figure 15; See Figure 1

Input current

5.4

Adc

Input reflected ripple current

120

mA p-p

Using test circuit in Figure 15; See Figure 4

No load power dissipation

3.2

5.0

W

Internal input capacitance

3.6

µF

Internal input inductance

5

nH

Recommended external input capacitance

47

µF

200 nH maximum source inductance; See Figure 15

Note: Stresses in excess of the maximum ratings can cause permanent damage to the device. Operation of the device is not implied at these or any other conditions

in excess of those given in the specification. Exposure to absolute maximum ratings can adversely affect device reliability.