LF200D Series
Ultra-Miniature, 2W Dual Output SMT DC/DC Converters
Electrical Specifications
Specifications typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifications subject to change without notice.
Key Features:
• 2W Output Power • Ultra-Miniature SMT Case • 1,000 VDC Isolation • 5V, 12 & 24V Inputs • -40ºC to +85ºC Operation • 7 Standard Models • 2.0 MH MTBF Minimum • Industry Standard Pin-Out
Input
Parameter Input Voltage Range Reverse Polarity Input Current Input Filter Conditions 5 VDC Input 12 VDC Input 24 VDC Input Min. 4.5 10.8 21.6 Typ. 5.0 12.0 24.0 Max. 5.5 13.2 26.4 0.3 Units VDC A
Capacitor Typ. ±1.5 Dual Output, Balanced Load ±0.1 For Vin Change of 1% ±1.2 See Model Selection Guide 50 Over Line, Load & Temp. 120 ±0.01 Momentary (0.5 Sec.) Conditions 60 Seconds 500 VDC 100 kHz, 1V Min. 1,000 10 70 Conditions Typ. ±0.02 Conditions Min. Max. ±4.0 ±1.0 ±1.5 75 150 5 Units % % % mV P - P mV P - P mv rms % %/ºC
Output
Parameter Output Voltage Accuracy Output Voltage Balance Line Regulation Load Regulation (Note 1) Ripple & Noise (20 MHz) (Note 2) Ripple & Noise (20 MHz) Ripple & Noise (20 MHz) Output Power Protection Temperature Coefficient Output Short Circuit
RoHS Compliant
General
Parameter Isolation Voltage Isolation Resistance Isolation Capacitance Switching Frequency Max. Units VDC GΩ pF kHz Units ºC ºC ºC %
60 100
100 120 Max. +85 +90 +125 95
Environmental
Parameter Operating Temperature Range Operating Temperature Range Storage Temperature Range Cooling Humidity Min. Typ. -40 +25 -40 -40 Free Air Convection RH, Non-condensing Ambient Case
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
Physical
Case Size Case Material Weight 0.60 x 0.36 x 0.34 Inches (15.3 x 9.3 x 8.7 mm) Molding (UL94-V0) 0.07 Oz (2.2g) Conditions MIL HDBK 217F, 25ºC, Gnd Benign Conditions 5 VDC Input 12 VDC Input 24 VDC Input 1.5 mm From Case For 10 Sec. All Models Min. 2.0 Min. -0.7 -0.7 -0.7 Typ. Max. Units MHours Units VDC
Reliability Specifications
Parameter MTBF
Absolute Maximum Ratings
Parameter Input Voltage Surge (1 Sec) Typ. Max. 9.0 18.0 30.0 300 650
Lead Temperature Internal Power Dissipation
ºC mW
Caution: Exceeding Absolute Maximum Ratings may damage the module. These are not continuous operating ratings.
Model Selection Guide
Model Number LF201D LF202D LF203D LF212D LF213D LF222D LF223D Input Output Load Voltage (VDC) Current (mA) Voltage Current Current Regulation Nominal Range Full-Load No-Load (VDC) (mA, Max) (mA, Min) (%, Max) 5 4.5 - 5.5 519 60 ±5.0 ±200.0 ±4.0 10 5 4.5 - 5.5 504 60 ±12.0 ±83.0 ±1.5 7 5 4.5 - 5.5 501 60 ±15.0 ±66.0 ±1.0 7 12 10.8 - 13.2 202 30 ±12.0 ±83.0 ±1.5 5 12 10.8 - 13.2 201 30 ±15.0 ±66.0 ±1.0 5 24 21.6 - 26.4 102 15 ±12.0 ±83.0 ±1.5 5 24 21.6 - 26.4 100 15 ±15.0 ±66.0 ±1.0 5 Efficiency (%, Typ) 77 79 79 82 82 81 82 Fuse Rating Slow-Blow (mA) 1,000 1,000 1,000 500 500 200 200
Notes: 1. Load regulation is measured for an output change of 20% to 100%. 2. When measuring output ripple, it is recommended that an external 0.33 μF ceramic capacitor be placed from each output to common. For noise sensitive applications, the use of 1.5 μF capacitors will reduce the output ripple. 3. Operation at no-load will not damage these units. However, they may not meet all specifications. 4. The converter should be connected to a low ac-impedance source. An input source with a highly inductive impedance may affect the stability of the converter. In applications where the converter output loading is high and input power is supplied over long lines, it may be necessary to use a capacitor on the input to insure start-up. In this case, it is recommended that a low ESR (ESR
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