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LF109ES View Datasheet(PDF) - MicroPower Direct, LLC

Part NameDescriptionManufacturer
LF109ES Lowest Cost, Single Output 1W Ultra-Miniature SMT DC/DC Converters MPD
MicroPower Direct, LLC MPD
LF109ES Datasheet PDF : 2 Pages
1 2
LF100ES Series
Lowest Cost, Single Output
1W Ultra-Miniature SMT
DC/DC Converters
Key Features:
Electrical Specifications
Specifications typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifications subject to change without notice.
Input
1W Output Power
Parameter
Conditions
Min. Typ. Max. Units
Ultra-Miniature SMT Case
3.3 VDC Input 3.0 3.3 3.6
UL Approved (File E245422)
Single Output
Low 0.246” Profile
1,000 VDC Isolation
>3.5 MHour MTBF
3.3V, 5V, & 12V Inputs
LOWEST COST!
Input Voltage Range
Reverse Polarity Input Current
Input Filter
Output
Parameter
Output Voltage Accuracy
5 VDC Input 4.5 5.0 5.5
12 VDC Input 10.8 12.0 13.2
1.0
Capacitor
VDC
A
Conditions
Min. Typ. Max.
±3.0
Units
%
Line Regulation, 3.3V Output
For Vin Change of 1%
±1.5
%
Line Regulation, All Other Outputs
For Vin Change of 1%
±1.2
%
Load Regulation
See Model Selection Guide
Ripple & Noise (20 MHz)
50 100 mV P - P
Temperature Coefficient
±0.03 %/ºC
Output Short Circuit
Momentary (0.5 Sec.)
General
Parameter
Conditions
Min. Typ. Max. Units
Isolation Voltage
60 Seconds 1,000
VDC
Isolation Resistance
500 VDC 1,000
MΩ
Isolation Capacitance
100 kHz, 1V
70
pF
Switching Frequency
100
kHz
Environmental
Parameter
Conditions
Min. Typ. Max. Units
Operating Temperature Range
Ambient -40 +25 +85
ºC
Storage Temperature Range
-55
+125
ºC
Cooling
Free Air Convection
Humidity
RH, Non-condensing
95
%
Physical
MicroPower Direct
292 Page Street
Suite D
Stoughton, MA 02072
USA
T: (781) 344-8226
F: (781) 344-8481
E: sales@micropowerdirect.com
W: www.micropowerdirect.com
Case Size
Case Material
Weight
Reliability Specifications
Parameter
MTBF
Safety Standards
Safety Approvals
Absolute Maximum Ratings
0.50 x 0.29 x 0.24 Inches (12.7 x 7.5 x 6.0 mm)
Non-Conductive Black Plastic (UL94-V0)
0.05 Oz (1.5g)
Conditions
Min. Typ.
MIL HDBK 217F, 25ºC, Gnd Benign 3.5
UL 1950, EN 60950, IEC 60950
UL, cUL; File No. E245422
Max.
Units
MHours
Parameter
Conditions
Min. Typ. Max. Units
3.3 VDC Input -0.7
7.0
Input Voltage Surge (1 Sec)
5 VDC Input -0.7
7.0
VDC
12 VDC Input -0.7
15.0
Lead Temperature
1.5 mm From Case For 10 Sec
260.0
ºC
Internal Power Dissipation
All Models
450
mW
Caution: Exceeding Absolute Maximum Ratings may damage the module. These are not continuous operating ratings.
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