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UCH_SERIES Datasheet(PDF) 7 Page - Murata Manufacturing Co., Ltd. |
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UCH_SERIES Datasheet(HTML) 7 Page - Murata Manufacturing Co., Ltd. |
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7 / 18 page  UCH-5/10-D48 UCH-5/20-D24 UCH-5/30-D48 UCH-12/4.2-D48 UCH-12/12.5-D48 UCH-15/6.7-D48 Isolation Voltage Input to Output, Volts min. 2250 Input to baseplate, Volts min. 1500 Baseplate to output, Volts min. 1500 Isolation resistance, MΩ 100 Isolation capacitance, pF 1000 Isolation safety rating Basic insulation Miscellaneous Current limit inception (98% of VOUT, after warmup), Amps 13 26 35 5.4 14.5 7.4 Short circuit protection method Current limiting, hiccup autorestart. Remove overload for recovery. Short circuit current, Amps 5 Short circuit duration Output may be shorted continuously to ground (no damage). Overvoltage protection, Volts (via magnetic feedback) 7.75 max. 7.5 max. 7.5 18 max. 16.8 max. 17.5 Prebiased Startup Starts if external voltage is less than VNOM. Dynamic characteristics Dynamic load response (50-75-50% load step) 200 μSec to ±1% of final value 200 μSec to ±1% of final value 200 μSec to ±1% of final value 250 μSec to ±1% of final value 250 μSec to ±1% of final value 250 μSec to ±1% of final value Start-up time VIN to VOUT regulated, mSec 10 max. Remote On/Off to VOUT regulated, mSec 10 max. Switching frequency, KHz 300 ± 30 330 ± 40 300 ± 30 335 ± 35 335 ± 35 350 ± 40 Environmental Calculated MTBF 1.6M hours TBD 1.9M hours 1.6M hours TBD Operating temperature range (with derating) −40 to +85 (See Derating Curves) Operating temperature, with baseplate °C (no derating required) −40 to +120 Storage temperature range, °C −55 to +125 Thermal protection/shutdown, °C +120 +115 Relative humidity To +85°C/85%, non-condensing MDC_UCH Models.A15 Page 7 of 18 Single Output UCH Models Isolated, “Half-Brick” 1.8−15V Output DC/DC Converters Technical enquiries email: sales@murata-ps.com, tel: +1 508 339 3000 www.murata-ps.com |
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