ISC03 Series

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2

DC-DC Converter

Input

Output

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Output Voltage

3.3

30

VDC

See Models and Ratings table

Initial Set Accuracy

±2

%

Output Voltage Balance

±1.0

±2.0

%

For dual output with balanced laods

Minimum Load

15

%

See Models and Ratings table

Line Regulation

±0.5

±1.0

%

Load Regulation

±0.5

±1.2

%

15% to 100%

Cross Regulation

±5

%

On dual output models when one load is varied between

25% and 100% and other is fixed at 100%

Transient Response

3

% deviation

Recovery within 1% in less than 600 µs for a 25% load

change.

Ripple & Noise

100

mV pk-pk

20 MHz bandwidth. Measured using 0.47 µF ceramic

capacitor.

Overload Protection

110

150

%

Foldback

Short Circuit Protection

Continuous, with auto recovery

Maximum Capacitive Load

See Models and Ratings table

Temperature Coefficient

0.02

%/ ˚C

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Input Voltage Range

9

36

VDC

24 V nominal

18

75

VDC

48 V nominal

Input Filter

Pi type

Input Reflected Ripple

20

mA pk-pk

Through 12 µH inductor and 47 µF capacitor

Input Surge

50

VDC for 1 s

24 V models

100

VDC for 1 s

48 V models

Undervoltage Lockout

ON at >4.5 V, OFF at <8 V

24 V models

ON at >8.5 V, OFF at <16 V

48 V models

Remote On/Off

ON: Logic high (2.5 - 5.5 V) or open circuit

OFF: Logic low (<0.8 V) or short pin 1 to pin 2

General

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Efficiency

80

%

See Models and Ratings table

Isolation: Input to Output

1500/1800

VDC

60 s/1 s

Isolation Resistance

Ω

At 500 VDC

Isolation Capacitance

350

500

pF

Switching Frequency

350

kHz

Power Density

7.5

Mean Time Between Failure

300

kHrs

MIL-HDBK-217F, +25 °C GB

Weight

0.01 (4.2)

lb (g)

Moisture Sensitivity Level

Level 2

IPC/JEDEC J-STD-020D.1

Environmental

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Operating Temperature

-40

+100

°C

See Derating Curve.

Storage Temperature

-50

+125

°C

Case Temperature

+105

°C

Humidity

95

%RH

Non-condensing

Cooling

Natural convection

Case Flammability

UL 94V-0 Rated

Non conductive black plastic

Lead-Free Reflow Solder Process

IPC/JEDEC J-STD-020D.1