DC-DC Converter
ISF Series
1 Watt
• Single & Dual Output
xxx Series
• SMD Package
• Industry Standard Pinouts
• 1000 VDC Isolation, 3000 VDC Optional
• MTBF >3.5 MHrs
• -40 °C to +85 °C Operation
• 3 Year Warranty
Dimensions:
ISF:
1.50 x 0.295 x 0.246” (12.7 x 7.5 x 6.25 mm)
Input
Characteristic
Minimum
Typical
Maximum
Units
Notes & Conditions
% of nominal input
None
Input Voltage Range
10
%
Input Reverse Voltage Protection
Output
Characteristic
Minimum
Typical
Maximum
Units
Notes & Conditions
Output Voltage
3.3
24
V
See Models and Ratings table
Operation at no load will not damage device but may not
meet all specifications
Minimum Load
10
%
Line Regulation
Load Regulation
Setpoint Accuracy
1.2 / 1
%
%
%
Δ Vin
7.5
110
100
75
For a 10-100% load change
of nominal at 10% load
Single output: 20 MHz bandwidth
Dual output: 20 MHz bandwidth
100
Ripple & Noise
mV pk-pk
%/˚C
Temperature Coefficient
0.03
General
Characteristic
Minimum
Typical
Maximum
Units
Notes & Conditions
See Models and Ratings table
Standard
Efficiency
75
%
1000
Isolation
VDC
Ω
3000
-H version
9
Isolation Resistance
Switching Frequency
10
100
500
5/12 V input at nominal input, full load
24 V input at nominal input, full load
MIL-HDBK-217F, +25 °C GB
kHz
Mean Time Between Failure
Weight
>3.5
MHrs
lb (g)
0.004 (1.7)
Environmental
Characteristic
Minimum
-40
Typical
Maximum
+85
Units
°C
Notes & Conditions
Operating Temperature
Storage Temperature
Case Temperature
Cooling
Full load
-55
+125
°C
+105
°C
Convection-cooled
Lead Temperature
260 °C, 0.06 in (1.5 mm) from case, 10 s
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