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FDC20 20w Power Supplies

Isolated and Regulated 20 WATT Modular DC/DC Converters

Wide 2 : 1 Input Range

High Efficiency

Regulated Outputs

1600V Isolation

Full EMI Shielding

Standard Pinouts

Model Number

Input Voltage Range

Input Surge Voltage

Output Voltage

Output Amps

Load Regulation

Line Regulation

Ripple and Noise

Over Voltage Protection

FDC20-12S33

9-18 VDC

36 VDC 100mS max.

3.3 VDC

4

±1% 25% - FL

±0.2%

75mV Pk-Pk, typ

3.9Volts

FDC20-24S33

18-36 VDC

50 VDC 100mS max.

3.3 VDC

4

±1% 25% - FL

±0.2%

75mV Pk-Pk, typ

3.9Volts

FDC20-48S33

36-72 VDC

100 VDC 100mS max.

3.3 VDC

4

±1% 25% - FL

±0.2%

75mV Pk-Pk, typ

3.9Volts

FDC20-12S05

9-18 VDC

36 VDC 100mS max.

5 VDC

4

±1% 25% - FL

±0.2%

75mV Pk-Pk, typ

6.2Volts

FDC20-24S05

18-36 VDC

50 VDC 100mS max.

5 VDC

4

±1% 25% - FL

±0.2%

75mV Pk-Pk, typ

6.2Volts

FDC20-48S05

36-72 VDC

100 VDC 100mS max.

5 VDC

4

±1% 25% - FL

±0.2%

75mV Pk-Pk, typ

6.2Volts

FDC20-12S12

9-18 VDC

36 VDC 100mS max.

12 VDC

1.67

±1% 25% - FL

±0.2%

75mV Pk-Pk, typ

15Volts

FDC20-24S12

18-36 VDC

50 VDC 100mS max.

12 VDC

1.67

±1% 25% - FL

±0.2%

75mV Pk-Pk, typ

15Volts

FDC20-48S12

36-72 VDC

100 VDC 100mS max.

12 VDC

1.67

±1% 25% - FL

±0.2%

75mV Pk-Pk, typ

15Volts

FDC20-12S15

9-18 VDC

36 VDC 100mS max.

15 VDC

1.33

±1% 25% - FL

±0.2%

75mV Pk-Pk, typ

18Volts

FDC20-24S15

18-36 VDC

50 VDC 100mS max.

15 VDC

1.33

±1% 25% - FL

±0.2%

75mV Pk-Pk, typ

18Volts

FDC20-48S15

36-72 VDC

100 VDC 100mS max.

15 VDC

1.33

±1% 25% - FL

±0.2%

75mV Pk-Pk, typ

18Volts

FDC20-12D05

9-18 VDC

36 VDC 100mS max.

±5 VDC

±2

±2% 25% - FL

±0.2%

100mV Pk-Pk, typ

6.2Volts

FDC20-24D05

18-36 VDC

50 VDC 100mS max.

±5 VDC

±2

±2% 25% - FL

±0.2%

100mV Pk-Pk, typ

6.2Volts

FDC20-48D05

36-72 VDC

100 VDC 100mS max.

±5 VDC

±2

±2% 25% - FL

±0.2%

100mV Pk-Pk, typ

6.2Volts

FDC20-12D12

9-18 VDC

36 VDC 100mS max.

±12 VDC

±0.833

±2% 25% - FL

±0.2%

100mV Pk-Pk, typ

15Volts

FDC20-24D12

18-36 VDC

50 VDC 100mS max.

±12 VDC

±0.833

±2% 25% - FL

±0.2%

100mV Pk-Pk, typ

15Volts

FDC20-48D12

36-72 VDC

100 VDC 100mS max.

±12 VDC

±0.833

±2% 25% - FL

±0.2%

100mV Pk-Pk, typ

15Volts

FDC20-12D15

9-18 VDC

36 VDC 100mS max.

±15 VDC

±0.666

±2% 25% - FL

±0.2%

100mV Pk-Pk, typ

18Volts

FDC20-24D15

18-36 VDC

50 VDC 100mS max.

±15 VDC

±0.666

±2% 25% - FL

±0.2%

100mV Pk-Pk, typ

18Volts

FDC20 series

FDC20-48D15

36-72 VDC

100 VDC 100mS max.

±15 VDC

±0.666

±2% 25% - FL

±0.2%

100mV Pk-Pk, typ

18Volts

FDC20-12T3312

9-18 VDC

36 VDC 100mS max.

3.3, ±12 VDC

3, ±0.3

2%, ±5% 10%-FL

2%, ±1%

1%mV Pk-Pk, typ

3.9Volts

FDC20-24T3312

18-36 VDC

50 VDC 100mS max.

3.3, ±12 VDC

3, ±0.3

2%, ±5% 10%-FL

2%, ±1%

1%mV Pk-Pk, typ

3.9Volts

FDC20-48T3312

36-72 VDC

100 VDC 100mS max.

3.3, ±12 VDC

3, ±0.3

2%, ±5% 10%-FL

2%, ±1%

1%mV Pk-Pk, typ

3.9Volts

FDC20-12T3315

9-18 VDC

36 VDC 100mS max.

3.3, ±15 VDC

3, ±0.25

2%, ±5% 10%-FL

2%, ±1%

1%mV Pk-Pk, typ

3.9Volts

FDC20-24T3315

18-36 VDC

50 VDC 100mS max.

3.3, ±15 VDC

3, ±0.25

2%, ±5% 10%-FL

2%, ±1%

1%mV Pk-Pk, typ

3.9Volts

FDC20-48T3315

36-72 VDC

100 VDC 100mS max.

3.3, ±15 VDC

3, ±0.25

2%, ±5% 10%-FL

2%, ±1%

1%mV Pk-Pk, typ

3.9Volts

FDC20-12T0512

9-18 VDC

36 VDC 100mS max.

5, ±12 VDC

2, ±0.3

2%, ±5% 10%-FL

2%, ±1%

1%mV Pk-Pk, typ

6.2Volts

FDC20-24T0512

18-36 VDC

50 VDC 100mS max.

5, ±12 VDC

2, ±0.3

2%, ±5% 10%-FL

2%, ±1%

1%mV Pk-Pk, typ

6.2Volts

FDC20-48T0512

36-72 VDC

100 VDC 100mS max.

5, ±12 VDC

2, ±0.3

2%, ±5% 10%-FL

2%, ±1%

1%mV Pk-Pk, typ

6.2Volts

FDC20-12T0515

9-18 VDC

36 VDC 100mS max.

5, ±15 VDC

2, ±0.25

2%, ±5% 10%-FL

2%, ±1%

1%mV Pk-Pk, typ

6.2Volts

FDC20-24T0515

18-36 VDC

50 VDC 100mS max.

5, ±15 VDC

2, ±0.25

2%, ±5% 10%-FL

2%, ±1%

1%mV Pk-Pk, typ

6.2Volts

FDC20-48T0515

36-72 VDC

100 VDC 100mS max.

5, ±15 VDC

2, ±0.25

2%, ±5% 10%-FL

2%, ±1%

1%mV Pk-Pk, typ

6.2Volts

Input Specifications

Input Voltage Range

9-18 VDC

Input Surge Voltage

36 VDC 100mS max.

General Specifications

Isolation

1600VDC

Insulation Resistance

10000 M Ohms

Efficiency

82% typ.

Switching Frequency

300KHz, single typ.

Input-Output Capacitance

1000 pF

Physical Specifications

Case Material

Nickel-Coated Copper Non-Conductive Base

Construction

Encapsulated

Weight (g)

52g

Weight (oz)

1.86oz

Output Specifications

Output Voltage

3.3 VDC

Output Amps

4

Load Regulation

±1% 25% - FL

Line Regulation

±0.2%

Temperature Coefficient

±0.02%/°C

Ripple and Noise

75mV Pk-Pk, typ

Over Voltage Protection

3.9Volts

Short Circuit Protection

Continuous, self-recovering

Transient Response

500 microseconds 25% Load Step Change

Environmental Specifications

Operating Temperature

-25 to +85°C (see derate)

Case Temperature

112°C

Storage Temperature

-55 to +125°C

MTBF

1.93 MHrs MIL-HDBK-217F TA=25°C FL

Remot Shutdown

(Ref to - Input pin) Logic “1”/Open=ON / Logic “0”/GND=OFF

Notes

All specifications are typical at nominal input, full load, and 25°C unless otherwise noted

Astrodyne products are not authorized or warranteed for use as critical components in life support systems, equipment used in hazardous environments, nuclear controls systems, or other mission-critical applications.