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LF121D View Datasheet(PDF) - MicroPower Direct, LLC

Part NameDescriptionManufacturer
LF121D Ultra-Miniature, 1W Dual Output SMT DC/DC Converters MPD
MicroPower Direct, LLC MPD
LF121D Datasheet PDF : 4 Pages
1 2 3 4
LF100D Series
Ultra-Miniature, 1W
Dual Output 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
Parameter
Conditions
Min. Typ. Max. Units
1W Output Power
Ultra-Miniature SMT Case
1,000 VDC Isolation
5V, 12V & 24V Inputs
-40ºC to +85ºC Operation
Input Voltage Range
Reverse Polarity Input Current
Input Filter
Output
5 VDC Input 4.5 5.0 5.5
12 VDC Input 10.8 12.0 13.2
24 VDC Input 21.6 24.0 26.4
0.3
Capacitor
VDC
A
12 Standard Models
Parameter
Conditions
Min. Typ. Max. Units
2.0 MH MTBF Minimum
Industry Standard Pin-Out
Output Voltage Accuracy
Output Voltage Accuracy
Line Regulation
Dual Output, Balanced Load
For Vin Change of 1%
±1.0 ±3.0
%
±0.1 ±1.0
%
±1.2 ±1.5
%
Load Regulation (Note 1)
See Model Selection Guide
Ripple & Noise (20 MHz) (Note 2)
60 120 mV P - P
Ripple & Noise (20 MHz)
Over Line, Load & Temp.
150 mV P - P
Ripple & Noise (20 MHz)
5
mv rms
Output Power Protection
120
%
Temperature Coefficient
±0.01 ±0.02 %/ºC
RoHS Compliant
Output Short Circuit
General
Momentary (0.5 Sec.)
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
40 100
pF
Switching Frequency
50 100 140
kHz
Environmental
Parameter
Conditions
Min. Typ. Max. Units
Operating Temperature Range
Ambient -40 +25 +85
ºC
Operating Temperature Range
Case -40
+90
ºC
Storage Temperature Range
-40
+125
ºC
MicroPower Direct
292 Page Street
Suite D
Stoughton, MA 02072
USA
Cooling
Humidity
Physical
Case Size
Case Material
Free Air Convection
RH, Non-condensing
95
%
0.60 x 0.31 x 0.26 Inches (15.24 x 8.0 x 6.7 mm)
Non-Conductive Black Plastic (UL94-V0)
T: (781) 344-8226
F: (781) 344-8481
E: sales@micropowerdirect.com
W: www.micropowerdirect.com
Weight
Reliability Specifications
Parameter
MTBF
0.05 Oz (1.5g)
Conditions
Min. Typ. Max.
MIL HDBK 217F, 25ºC, Gnd Benign 2.0
Units
MHours
Absolute Maximum Ratings
Parameter
Conditions
Min. Typ. Max. Units
5 VDC Input -0.7
9.0
Input Voltage Surge (1 Sec)
12 VDC Input -0.7
18.0
VDC
24 VDC Input -0.7
30.0
Lead Temperature
1.5 mm From Case For 10 Sec.
260
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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