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NDM2Z-25V-P-ZZZ Datasheet(PDF) 3 Page - CUI INC |
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NDM2Z-25V-P-ZZZ Datasheet(HTML) 3 Page - CUI INC |
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3 / 32 page  cui.com date 12/21/2015 │ page 3 of 32 CUI Inc │ SERIES: NDM2Z-25 │ DESCRIPTION: AUTO COMPENSATED, DIGITAL DC-DC POL CONVERTER PRODUCT ELECTRICAL SPECIFICATION, HORIZONTAL (CONTINUED) parameter conditions/description min typ max units output current (I O) 025 A static input current at max I O (I S) V O = 0.6 V V O = 1.0 V V O = 1.8 V V O = 3.3 V 1.58 2.43 4.13 7.32 A A A A current limit threshold (I lim) 27 37.5 A short circuit current(I SC) RMS, hiccup mode, see note 3 V O = 0.6 V V O = 1.0 V V O = 1.8 V V O = 3.3 V 8 6 5 4 A A A A efficiency (η) 50% of max I O V O = 0.6 V V O = 1.0 V V O = 1.8 V V O = 3.3 V 84.4 89.4 93.1 95.2 % % % % max I O V O = 0.6 V V O = 1.0 V V O = 1.8 V V O = 3.3 V 79.2 85.7 90.8 93.9 % % % % power dissipation at max I O (Pd) V O = 0.6 V V O = 1.0 V V O = 1.8 V V O = 3.3 V 3.93 4.17 4.55 5.34 W W W W input idling power (no load)(P li) default configuration: continues conduction mode, CCM V O = 0.6 V V O = 1.0 V V O = 1.8 V V O = 3.3 V 0.56 0.57 0.67 0.92 W W W W input standby power (P CTRL) turned off with CTRL-pin default configuration: monitoring enabled, precise timing enabled 170 mW internal input capacitance (C i) 70 μF internal output capacitance (C o) 200 μF total external output capacitance (C OUT) see note 9 300 15,000 μF ESR range of capacitors (per single capacitor) (C OUT) see note 9 5 30 mΩ load transient peak voltage deviation (L to H/H to L) load step 25-75-25% of max I O(Vtr1) default configuration di/dt = 2 A/μs C O = 470 μF (minimum external capacitance) see note 12 V O = 0.6 V V O = 1.0 V V O = 1.8 V V O = 3.3 V 95 105 115 168 mV mV mV mV load transient recovery time note 5 (L to H/H to L) load step 25-75-25% of max I O(ttr1) default configuration di/dt = 2 A/μs C O = 470 μF (minimum external capacitance) see note 12 V O = 0.6 V V O = 1.0 V V O = 1.8 V V O = 3.3 V 74 85 122 140 μs μs μs μs switching frequency (f s) 320 kHz switching frequency range (f s) PMBus configurable 200-640 kHz switching frequency set-point accuracy (f s) -5 5 % control circuit PWM duty cycle 5 95 % minimum sync pulse width 150 ns input clock frequency drift tolerance external clock source -13 13 % For more information, please visit the product page. |
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