ECOCELL EPH SERIES DESCRIPTION The Ecocell EPH Series is a new line of natural convection, surface mount DC/DC converters for networking applications that have been engineered especially for 48V telecom, networking and datacom applications that require high efficiency and reliability. FEATURES * * * * SMD Type Low Profile High Reliability MTBF > 3.7 Million Hours (at 40C MIL-STD) * 1,500V DC Isolation Voltage * Parallel Operation * * * * * Remote ON/OFF CE Marking UL1950, CSA950, EN60950 Alarm Signal Low EMI (*CISPR class B. VCCI 2) *With Recommended Circuit DIMENSION PIN ARRANGEMENTS PIN EPH SELECTION CHART Vi 36 ~ 75V Output(Vo/lo) Po Max Ordering No. 5.2V 2.0A 10W EPH12R008 5.2V 2.0A 10W EPH 5R2020 5.0V 2.0A 10W EPH 5R0020 3.3V 3.0A 10W EPH 3R3030 2.5V 3.0A 8W EPH 2R5030 2.1V 3.0A 7W EPH 2R1030 2.0V 3.0A 6W EPH2R0030 1.8V 3.0A 6W EPH 1R8030 1.5V 3.5V 6W EPH 1R5035 1.3V 3.5A 5W EPH 1R3035 1.2V 3.5A 5W EPH 1R2035 1 - 8 0 0 - 6 3 4 - 3 6 5 4 Function 1 Vin (-) 2 Vin (+) 3 TEST 4 REMOTE 5 ___ 6 Vout (-) 7 Vout (+) 8 NC 9 ALM 10 PECout 11 PECin 12 STARTin 13 STARTout 14 OPPS ECOCELL EPH SERIES GENERAL SPECIFICATIONS Absolute Maximum Ratings Characteristics Min. Max. TS Storage Temperature -40C ~ 125C Ta Operating Temperature -40C ~ 85C Vi Continuous Input Voltage 0C ~ 75V Isolation Voltage (Input to Output Test Voltage) 1,500V DC Viso ELECTRICAL SPECIFICATIONS Characteristics Min. Typ. Max. Unit Input Voltage Range 36 --- 75 V Vi off Turn-Off Input Voltage 30 32 34 V Vi on Turn-On Input Voltage 32 34 36 V ---- 1.0 ---- uF Vi Input Capacitance Ci ENVIRONMENTAL CHARACTERISTICS Characteristics Test Procedures & Conditions Notes Frequency Amplitude Number of Cycles 10~55~10Hz 1.5mm 2 min/6hours Shock (Half Sine) Shock Duration Number of Cycles Each Axis 50G 5.5msec 3 cycles Thermal Cycling Temperature Number of Cycles -40~125C 300 cycles Temperature Humidity Bias Temperature Humidity Duration 85C 85% RH 1,000 hours Solder & Heat Temperature Solder Duration 260C 10 sec Operating Life Temperature Duration Load 85C 1,000 hours 100% (lo Max) Vibration 1 - 8 0 0 - 6 3 4 JIS C7021 EIAJ ED4071 - 3 6 5 4