1-800-634-3654
ECOCELL EPH SERIES
EPH SELECTION CHART
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.
Vi Output(Vo/lo) Po Max Ordering No.
DIMENSION
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
36 ~ 75V
PIN Function
1 Vin (-)
2 Vin (+)
3 TEST
4 REMOTE
5 ___
6 Vout (-)
7 Vout (+)
8NC
9 ALM
10 PECout
11 PECin
12 STARTin
13 STARTout
14 OPPS
PIN ARRANGEMENTS
FEATURES
•SMD Type
•Low Profile
•High Reliability
•MTBF > 3.7 Million Hours
(at 40˚C 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
1-800-634-3654
ECOCELL EPH SERIES
GENERAL SPECIFICATIONS
ELECTRICAL SPECIFICATIONS
Characteristics Min. Max.
Storage Temperature –40˚C ~ 125˚C
Operating Temperature –40˚C ~ 85˚C
Continuous Input Voltage 0˚C ~ 75V
Isolation Voltage
(Input to Output Test Voltage) 1,500V DC
TS
Ta
Vi
Viso
Absolute Maximum Ratings
Characteristics Min. Typ. Max. Unit
Input Voltage Range 36 ––– 75 V
Turn-Off Input Voltage 30 32 34 V
Turn-On Input Voltage 32 34 36 V
Input Capacitance –––– 1.0 –––– uF
Vi
Vi off
Vi on
Ci
ENVIRONMENTAL CHARACTERISTICS
Characteristics Test Procedures & Conditions Notes
Frequency 10~55~10Hz
Amplitude 1.5mm
Number of Cycles 2 min/6hours
Shock Duration 50G 5.5msec
Number of Cycles Each Axis 3 cycles
Temperature –40~125˚C
Number of Cycles 300 cycles
Temperature 85˚C
Humidity 85% RH
Duration 1,000 hours
Temperature Solder 260˚C
Duration 10 sec
Temperature 85˚C
Duration 1,000 hours
Load 100% (lo Max)
Vibration
Shock (Half Sine)
Thermal Cycling
Temperature
Humidity Bias
Solder & Heat
Operating Life
JIS C7021
EIAJ ED4071
