500 mW DC/DC Converter ELECTRONICS INC. EPC1197-X • Unregulated DC/DC Converter • Input/Output Isolation : 1000 Vrms • Very High Efficiency : 80%-85% Typ. • Operating Temperature : 0°C to +70°C • UL1446 Class B Insulating System • UL94V-0 Recognized Materials Electrical Specifications PCA Part Numbers EPC1197-1 EPC1197-2 EPC1197-3 EPC1197-4 EPC1197-5 EPC1197-6 V In Volts (± 10%) V Out Volts I Out (mA Max.) 5.0 5.0 5.0 5.0 5.0 5.0 5.0 6.5 9.0 12.0 15.0 24.0 100 77 56 42 34 21 Ripple & Noise (mV p-p) Typ. Max. 18.0 16.5 16.0 15.5 12.0 12.0 25.0 25.0 25.0 25.0 25.0 25.0 Input Ripple Current (mA p-p) Max. Typ. 8.5 8.5 8.0 8.0 9.5 11.0 Efficiency (% Typ.) @ Full Load Input/Output Isolation (Vrms) 80 83 85 85 84 82 1000 1000 1000 1000 1000 1000 15.0 15.0 15.0 15.0 15.0 20.0 Notes : 1. Voltage Accuracy : -3% Typ. @ Maximum Load 2. Input Filter : Capacitor 3. Line Voltage Regulation : 1%/% (Output Voltage Change Percentage/Input Voltage Change Percentage) 4. Load Voltage Regulation (10% to 100% Full Load) : +15% Max., -5% Max. for 5.0 V, 6.5 V, +12% Max., -5% Max. for 9.0 V, 12 V, 15 V, 24 V Out 5. Short Circuit Duration : 1 Second 6. Output Ripple Filtering : Simple 33 KHz L/C Filter can be added to reduce Output Ripple & Noise to 2 mV p-p 7. Minimum Load Requirement : 10% 8. Absolute Maximum Rating : V In = 7.0 Volt Max. 9. Input Current @ 0% Load : 2.5 mA Typ. 10. Load Voltage Regulation @ 0% Load : +25% Max. for 5.0 V, 6.5 V, 9.0 V, 12 V Out + 20% Max. for 15 V, 24 V Out Package Pin Connections .450 (11.43) Marking Side 1 .020 (.500) PCA EPC1197-X D.C. .350 Max. (8.89) 3 4 Pin 1 : -V In Pin 2 : +V In Pin 3 : -V Out Pin 4 : +V Out .161 ± .020 (4.10 ± .510) Pin 1 I.D. 2 .049 (1.25) .100 (2.54) 3X .300 (7.62) .019 X .010 (.482 X .127) .190 (4.83) Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25 PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 Product performance is limited to specified parameters. Data is subject to change without prior notice. CSC1197-X Rev. 3 6/1/05 FT TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com