DC-DC Converter
ISK Series
0.25 Watt
• xxxSingle Output Series
• SMD Package • Industry Standard Pinout • Operating Temperature 40 °C to...
Description
ISK Series
0.25 Watt
xxxSingle Output Series
SMD Package Industry Standard Pinout Operating Temperature 40 °C to +105 °C 1500 VDC Isolation 3 Year Warranty
DC-DC Converter
Models & Ratings
Input Voltage
4.5-5.5 10.8-13.2 21.6-26.4
Output Voltage
3.3V 5V 5V 12V 5V
Output Current
76mA 50mA 50mA 21mA 50mA
Notes 1. Input currents measured at nominal input voltage. 2. Typical value at full load.
Input Current(3)
No Load
Full Load
15mA
68mA
15mA
68mA
10mA
27mA
10mA
27mA
8mA
15mA
Dimensions:
ISK: 0.500 x 0.44 x 0.285” (12.7 x 11.2 x 7.25 mm)
Maximum Capacitive Load
220uF 220uF 220uF 220uF 220uF
Efficiency
74% 79% 79% 79% 71%
Model Number
ISK0503A ISK0505A ISK1205A ISK1212A ISK2405A
Mechanical Details
0.441±0.012 (11.20±0.30)
0.327 (8.30) 0.285 (7.25) 0.276 (7.00)
0.500±0.020 (12.70±0.5) 0.300 (7.62)
Top View
0.024 (0.60)
0.035 (0.88)
A
0.010 (0.25)
Recommended Footprint Top View grid: 0.1 x 0.1 in (2.54 x 2.54 mm)
Side View 0.100 0.010 (2.54) (0.25)
A
8 12
5 4
0.039 (1.00)
0.100 (2.54)
5 .00 º
0.480 (12.20)
PIN CONNECTIONS
Pin Function 1 GND 2 +Vin 4 0V 5 +Vout 8 No Connection
Notes 1. All dimensions are in inches (mm) 2. Weight: 0.003 lbs (1.5 g) typical. 3. Pin diameter: 0.02 ±0.002 (0.5 ±0.005) 4. Pin pitch and length tolerance: ±0.014 (±0.35) 5. Case tolerance: ±0.02 (±0.5)
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ISK Series
Input
Characteristic Input Voltage Range Input Current Input Reflected Ripple
Input Surge Input Filter
Minimum 4.50 10.80 21....
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