Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302

• Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com

ISOLATED DC/DC CONVERTERS

18 Vdc - 36 Vdc Input

12 Vdc /10 A, 3.3 Vdc/30 A

Outputs

Output Specifications (continued)

Parameter

Min

Typ

Max

Notes

Transient Response

Overshoot

-

140 mV

180 mV

50% ~ 75%

Max Load

Settling Time

-

150 uS

250 uS

Overshoot

-

140 mV

180 mV

75% ~ 50%

Max Load

Settling Time

Vo=1.8 V

-

150 uS

250 uS

Overshoot

-

200 mV

300 mV

50% ~ 75%

Max Load

Settling Time

-

200 uS

300 uS

Overshoot

-

200 mV

300 mV

75% ~ 50%

Max Load

Settling Time

Vo=3.3 V

-

200 uS

300 uS

Overshoot

-

350 mV

500 mV

50% ~ 75%

Max Load

Settling Time

-

200 uS

300 uS

Overshoot

-

350 mV

500 mV

75% ~ 50%

Max Load

Settling Time

Vo=12 V

-

200 uS

300 uS

di/dt=0.1 A/us, Vin=24 Vdc,

Ta=25 °C, with a 1 µF

ceramic cap and a 10 uF

tantalum cap at output.

Note: All specifications are typical at nominal input, full load at 25°C unless noted.

General Specifications

Parameter

Min

Typ

Max

Notes

Efficiency

Vo=1.8 V

Vo=3.3 V

Vo=12 V

88%

90%

91%

90%

91%

93%

-

Vin=24 V, full load

Switching Frequency

270 kHz

300 kHz

330 kHz

Isolation capacitance

-

3900 pF

-

Remote Sense Compensation

-

-

10%

Output Voltage Trim Range

80%

-

110%

The total voltage increased by trim and

remote sense should not exceed 10%Vo.

Over Temperature Protection

-

125

°C

-

Over Voltage Protection

-

125%Vo

-

Vin=24 V, full load, in Hiccup mode.

MTBF

TBD

Calculated Per Bell Core SR-332

°C)

Dimensions

Inches (L × W × H)

Millimeters (L × W × H)

2.30 x 0.896 x 0.50

58.42 x 22.76 x 12.70

0RCY-80RV8x

Dimensions

Inches (L × W × H)

Millimeters (L × W × H)

2.30 x 0.90 x 0.50

58.42 x 22.91 x 12.70

0RCY-80R03x & 0RCY-80R12x

Weight

-

TBD

-

Control Specifications

Parameter

Min

Typ

Max

Notes

Remote On/Off

Signal Low (Unit On)

-0.3 V

-

0.8 V

Signal High (Unit Off)

Active Low

2.4 V

-

18 V

The remote on/off pin open, Unit

off.

Signal Low (Unit Off)

-0.3 V

-

0.8 V

Signal High (Unit On)

Active High

2.4 V

-

18 V

The remote on/off pin open, Unit

on.

Current Sink

0 mA

-

1 mA