vin =36v vin =48v vin =75v 40 90 85 80 75 70 65 60 55 50 45 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 vin =36v vin =48v vin =75v 0 3 2.5 2 1.5 1 0.5 efficiency curve (ta=25 c) io [a] loss curve (ta=25 c) io [a] over current (ta=25 c) io [a] load regulation (ta =25 c) io [a] eff [%] loss [w] vo [v] vo [v] 0 0.5 1.0 1.5 2.0 2.5 3.0 05 4 3 2 1 5 4 3 2 1 2.65 2.60 2.55 2.50 2.45 2.40 2.35 +5% -3% 0 -5% ? 100mv vin =36v =60v =75v vin =36v =60v =75v EPH2R5030 [ 1 ] electrical specification output side ta ? 40 ~ 85 c vi 36 ~75 v unit output conditions characteristics max. ty p . min. v 2.62 2.5 2.42 ta = 2 5 c io = 0~3 a vi = 48 v output voltage initial setting vo mv ? 20 ? io = 3 a vi = 36~75 v line regulation mv ? 90 ? io = 0~3 a vi = 48 v load regulation a 3 ? 0 output current io w ? 8 ? po max a ? 3.1 output over current limit v 3.5 ? 3.0 output over voltage protection v 2.25 ? output low voltage protection mv p ? p 100 30 ? 20 hz~5 mhz 0.6 hz ~50 mhz io = io max. output ripple & noise voac db v 80 ? [ 2 ] efficiency & power dissipation unit max. ty p . min. conditions characteristics % ? 82 ? i o = 3 a v i = 4 8 v efficiency w ? 1.6 ? i o = 3 a v i = 4 8 v power dissipation pd
control circuit alm sw vin 36 ~ 75v fuse vin- vin+ remote start out start in pec in pec out opps test + - drive load vout - vout + dc/dc converter power on by swich dc/dc converter * please connect from pecin pin, startin pin, opps pin to vin-pin in natural convection. * test pin is always open. * we recommend to insert fuses (2a) vin-lines for eph series. application 1 [ single operation ]
control circuit alm sw vin 36 ~ 75v fuse vin- vin+ remote start out start in pec in pec out opps test + - drive vout- vout+ control circuit alm fuse vin- vin+ remote start out start in pec in pec out opps test drive vout- vout+ dc/dc converter power on by swich dc/dc converter 1 load dc/dc converter 2 * please connect parallel for remote and alarm signals. * please connect loop line for pec and start. * please connect from opps pin to vin-pin in natural convection. * test pin is always open. * please insert necessarily fuses (250v 2a) vin-lines for eph series. application 2 [ parallel operation ]
modular lead : 220 c max. 300 250 200 150 100 50 0 0 40 80 120 160 200 240 280 300 (seconds) ( c) 220 c min. within 40 seconds within 5 seconds 1) the atmospheric temperature of the modular lead should be 220 c for no more than 5 seconds. 2) refer to the graph above for an example of a recommended profile. 3) precautions concerning heating method since allowing the pwb to stand at a high temperature for an extended period of time may have a detrimental effect on reliabil ity, it is necessary to perform soldering as quickly as possible to prevent the temperature of the pwb from rising excessively. in addition, since areas of local temperature rise may occur when using a halogen lamp or infrared heater, avoid irradiating t he surface of the pwb directly. temperature profile
package 322.6 315.0 135.9 32.0 12.19 c3 44.0 6 p44.0=264.0 10.16 3 p32.0=96.0 notes : 1. the shape of the tray complies with jedec standards. y y 2. product carrying capacity : 28 pcs./tray yy 3. heat resistant temperature : 150 c max. (high heat resistance type) yy 4. the following markings must be indicated on the handle : yyyy 1) company name : shindengen y 2) package name : msop-14 y 3) heat resistant temperature y 4) material
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