BEI15 Series
Isolated Wide Input Bipolar 15-Watt DC/DC Converters
MDC_BEI15W.A18 Page 4 of 15
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DYNAMIC CHARACTERISTICS BEI15-050-Q12 BEI15-050-Q48 BEI15-120-Q12 BEI15-120-Q48 BEI15-150-Q12 BEI15-150-Q48
Start-up time, mS, max. 50 50 50 50 50 50
Vin to Vout regulated, mS, max.
(Remote On/Off to Vout regulated)
50 50 50 60 50 50
Dynamic Load Response (50-75-50% load step)
Settling time 250μSec 250μSec 250μSec 250μSec 250μSec 250μSec
Peak deviation ±100mV ±100mV ±150mV ±150mV ±200mV ±200mV
Switching frequency, KHz 350 305 300 320 330 320
Calculated MTBF, hours >2000000
Operating temperature range
(Ambient, natural convection, with derating,
vertical mount). See Derating graphs.
-40 to +85°C
No derating -40 to +70°C
Storage temperature range -55 to +125°C
Thermal protection/shutdown, °C
(measured at PWM)
130
Relative humidity, non-condensing To +85°C/85%
PHYSICAL CHARACTERISTICS
Outline dimensions See mechanical specs
Pin material Copper alloy
Pin diameter 0.040 inches
1.016 mm
Pin Finish Gold plate over nickel underplate
Weight, ounces (grams) 0.352 (10) 0.352 (10) 0.352 (10) 0.352 (10) 0.32 (9.07) 0.32 (9.07)
Electromagnetic interference
(requires external fi lter)
Meets EN55022 and CISPR22 with external fi lter
Flammability rating UL 94V-0
Safety (designed to meet)
UL/cUL 60950-1
CSA-C22.2 No.60950-1
IEC/EN 60950-1
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Q12 models
Volts, max.,continuous 36
Volts, transient 100 mS 50
Q48 models
Volts, max.,continuous 75
Volts, transient 100 mS 100
On/Off Control, referred to -Vin
Volts, min. -0.3
Volts, max. 15
Input reverse polarity protection None, install external fuse
Output Current, sustained short circuit Current-limited, see specs
Storage Temperature Range
min. °C. -55
max. °C. +125
Lead Temperature, °C. max.(soldering, ten seconds) See soldering guidelines