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OKDH-T Datasheet(PDF) 11 Page - Murata Power Solutions Inc. |
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OKDH-T Datasheet(HTML) 11 Page - Murata Power Solutions Inc. |
11 / 38 page Electrical Specifications, OKDX-T/40-W12-xxx-C T P1 = -30 to +95 °C, VI = 4.5 to 14 V, VI > VO + 1.0 V Typical values given at: T P1 = +25 °C, VI = 12.0 V, max IO, unless otherwise specified under Conditions. Default configuration file, 190 10-CDA 102 0259/001. External C IN = 470 μF/10 mΩ, COUT = 470 μF/10 mΩ. See Operating Information section for selection of capacitor types. Sense pins are connected to the output pins. Characteristics Conditions Min Typ Max Unit V I Input voltage rise time monotonic 2.4 V/ms V O Output voltage without pin strap 1.2 V Output voltage adjustment range 0.60 3.3 V Output voltage adjustment including margining See Note 17 0.54 3.63 V Output voltage set-point resolution ±0.025 % Vo Output voltage accuracy Including line, load, temp. See Note 14 -1 1 % Current sharing operation See Note 15 -2 2 % Internal resistance +S/-S to VOUT/GND 4.7 Ω Line regulation V O = 0.6 V 2 mV V O = 1.0 V 2 V O = 1.8V 2 V O = 3.3 V 2 Load regulation; I O = 0 - 100% V O = 0.6 V 2 mV V O = 1.0 V 2 V O = 1.8V 2 V O = 3.3 V 2 V Oac Output ripple & noise C O = 470 μF (minimum external capacitance). See Note 11 V O = 0.6 V 20 mVp-p V O = 1.0 V 25 V O = 1.8 V 30 V O = 3.3 V 45 I O Output current See Note 18 0.001 40 A I S Static input current at max I O V O = 0.6 V 2.46 A V O = 1.0 V 3.81 V O = 1.8 V 6.51 V O = 3.3 V 11.61 I lim Current limit threshold 42 52 A I sc Short circuit current RMS, hiccup mode, See Note 3 V O = 0.6 V 9 A V O = 1.0 V 8 V O = 1.8 V 8 V O = 3.3 V 6 Efficiency 50% of max I O V O = 0.6 V 85.8 % V O = 1.0 V 90.5 V O = 1.8 V 93.7 V O = 3.3 V 95.5 max I O V O = 0.6 V 81.4 % V O = 1.0 V 87.5 V O = 1.8 V 92.1 V O = 3.3 V 94.7 P d Power dissipation at max I O V O = 0.6 V 5.48 W V O = 1.0 V 5.70 V O = 1.8 V 6.12 V O = 3.3 V 7.32 P li Input idling power (no load) Default configuration: Contin- ues Conduction Mode, CCM V O = 0.6 V 0.90 W V O = 1.0 V 0.90 V O = 1.8 V 1.10 V O = 3.3 V 1.70 P CTRL Input standby power Turned off with CTRL-pin Default configuration: Monitoring enabled, Precise timing enabled 170 mW OKDx-T/40-W12-xxx-C 40A Digital PoL DC-DC Converter Series MDC_OKDx-T/40-W12-xxx-C.A05 Page 11 of 38 www.murata-ps.com/support |
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