sd-25 2 5 W S i n g l e O u t put DC-DC Converter series S D - 2 5 series SPECIFICATION MODEL SD-25A-5 SD-25B-5 SD-25C-5 INPUT EFFICIENCY (Typ.) SD-25C-12 S D-25A-24 24V 5A 2. 1A 1. 1A 25. 2W 26. 4W 120mVp-p 150mVp-p 25W Note.3 SD-25B-12 12V Note.2 100mVp-p OUTPUT S D-25A-12 5V 2.0% 1.0% 1.0% 0.5% 0.3% 0.2% 0.5% 0.3% 0.2% 71% 3.2A/12V 72% 74% 72% 1.6A/24V 75% 78% 75% SD-25B-24 SD-25C-24 78% 81% 0.8A/48V PROTECTION ENVIRONMENT VIBRATION SAFETY STANDARDS SAFETY & EMC MTBF OTHERS DIMENSION PACKING NOTE WWW.ASTRODYNE.COM ASTRODYNE USA: 1-800-823-8082 ASTRODYNE PACIFIC: 886-2-26983458 S Ds- 2d5- 2s e5r i e ss e r i e s 2 5 W S i n g l e O u t put DC-DC Converter 50W�Single�Output�DC-DC�Converter Mechanical�Specification Case�No.�905�����Unit:mm 20.5 5 3.5 51.5 36 55 9.5 5.5 M 3 97 4 55.5 2- 3 8.2 2 1 3 .5 4.5 89 98.5 6.5 3 3.5 74 18 36 2-M 28 3.5 17.5 7 87 Terminal�Pin.�No Assignment Pin�No. 1 2 3 Assignment DC�INPUT VDC�INPUT V+ FG Pin�No. 4 5 Assignment DC�OUTPUT +V DC�OUTPUT -V Derating�Curve Static�Characteristics(SD-25C-24V) OUTPUT�VOLTAGE�(V) 100 80 SD-25A SD-25B-5 SD-25C-5 LOAD�(%) 60 40 20 -10 -10 0 0 10 20 30 40 AMBIENT�TEMPERATURE�( WWW.ASTRODYNE.COM 50 45 ) 60 55 (VERTICAL) (HORIZONTAL) 32 350 28 300 24 250 20 200 16 150 12 100 8 50 25 30 35 40 45 50 55 60 65 70 OUTPUT�RIPPLE�(mVp-p) Ta=25 SD-25B,C/12,24 72 INPUT�VOLTAGE�(V) File�Name:SD-25-SPEC���2004-06-30 ASTRODYNE USA: 1-800-823-8082 ASTRODYNE PACIFIC: 886-2-26983458