ISA Series

www.xppower.com

2

DC-DC Converter

Input

Output

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Output Voltage

±5

±24

VDC

See Models and Ratings table

Output Voltage Balance

±2

%

Dual output models

Initial Set Accuracy

±3.0

%

At 100% load

Minimum Load

10

%

Line Regulation

±1.2

%

Load Regulation

%

See graph

Cross Regulation

±5.0

%

Dual output models when one load is varied between 25% and

100% and the other is fixed at 100% load

Start Up Delay

2

ms

Ripple and Noise

60

mV pk-pk

20 MHz bandwidth, measured using 0.1 µF capacitor

Transient Response

3

% deviation

Recovery to within 1% in 500 µs for a 25% load change (5%

max. deviation for 3.3 & 5 V models)

Short Circuit Protection

Continuous, with auto recovery, except 1 s max for

24 input V models

Maximum Capacitive Load

Temperature Coefficient

0.02

%/˚C

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Input Voltage Range

2.97

3.63

VDC

3.3 V nominal

4.50

5.50

VDC

5 V nominal

10.80

13.20

VDC

12 V nominal

13.50

16.50

VDC

15 V nominal

21.60

26.40

VDC

24 V nominal

Input Current

See Models and Ratings table

Input Reflected Ripple

15

mA pk-pk

Through 12 µH inductor and 47 µF capacitor

Input Surge

5

VDC for 15 ms

3.3 V models

9

VDC for 15 ms

5 V models

18

VDC for 15 ms

12 V models

21

VDC for 15 ms

15 V models

30

VDC for 15 ms

24 V models

Input Filter

Capacitor

General

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Efficiency

See Models and Ratings table

Isolation: Input to Output

1500

VDC

For optional high isolation versions, 3000 VDC input to

output add suffix -H to model number

Switching Frequency

50

300

kHz

Isolation Resistance

Ω

Input to output, tested at 500 VDC

Isolation Capacitance

20

pF

Input to output

Power Density

13

Mean Time Between Failure

3500

kHrs

MIL-HDBK-217F, +25 °C GB

Weight

0.004 (1.8)

lb (g)

Environmental

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Operating Temperature

-40

+105

°C

Derate from 100% load at +100 °C to 80% load at 105 °C

Storage Temperature

-55

+125

°C

Case Temperature

+105

°C

Operating Humidity

95

% RH

Non-condensing

Cooling

Natural convection