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NQB-1DMB-DCNJ-000-ESA Datasheet(PDF) 5 Page - CUI INC |
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NQB-1DMB-DCNJ-000-ESA Datasheet(HTML) 5 Page - CUI INC |
5 / 36 page cui.com date 02/20/2013 │ page 5 of 36 CUI Inc │ SERIES: NQB-D │ DESCRIPTION: FULLY REGULATED ADVANCED BUS CONVERTERS Functional Description T P1, TP3 = -40 to +90ºC, VI = 36 to 75 V, sense pins connected to output pins unless otherwise specified under Conditions. Typical values given at: T P1, TP3 = +25°C, VI= 53 V, max IO , unless otherwise specified under Conditions Configuration File: 190 10-CDA 102 0314/001 parameter conditions/description min typ max units PMBus monitoring accuracy input voltage (VIN_READ) -2 ±0.2 2 % output voltage (VOUT_READ) V I = 53V -1.0 ±0.1 1.0 % output current (IOUT_READ) V I = 53V, 50-100% of max IO V I = 53V, 10% of max IO -6 -0.6 ±0.15 6 0.6 % A temperature (TEMP_READ) -5 ±3.5 5 ºC fault protection characteristics input under voltage lockout (UVLO) factory default setpoint accuracy hysteresis: factory default hysteresis: configurable via PMBus of threshold range, note 1 delay -2 0 33 2 300 2 V % V V μs output voltage - under voltage protection (VOUT_UV_FAULT_ LIMIT) factory default configurable via PMBus, note 1 fault response time 0 0 200 16 V V μs output voltage - over voltage protection (VOUT_OV_FAULT_ LIMIT) factory default configurable via PMBus, note 1 fault response time V OUT 15.6 200 16 V V μs over current protection (OCP) setpoint accuracy (I O) IOUT_OC_FAULT_LIMIT factory default IOUT_OC_FAULT_LIMIT, configurable via PMBus, note 1 fault response time -6 0 41 200 6 100 % A A μs over temperature protection (OTP) OTP_FAULT_LIMIT, factory default OTP_FAULT_LIMIT, configurable via PMBus, note 1 hysteresis, factory default hysteresis, configurable via PMBus, note 1 fault response time -50 0 125 10 300 125 125 ºC ºC ºC ºC μs logic input/output characteristics logic input low (V IL) CTRL, SA0, SA1, PG, SCL, SDA 1.1 V logic input high (V IH) CTRL, SA0, SA1, PG, SCL, SDA 2.1 V logic output low (V OL) CTRL, PG, SALERT, SCL, SDA I OL = 6 mA 0.25 V logic output high (V OH) CTRL, PG, SALERT, SCL, SDA I OH = -6 mA 2.7 V bus free time T(BUF) note 2 1.3 μs Note 1: See Operating Information section. 2: PMBus timing parameters according to PMBus spec. |
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