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NCL30081 Datasheet(PDF) 5 Page - ON Semiconductor |
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NCL30081 Datasheet(HTML) 5 Page - ON Semiconductor |
5 / 23 page NCL30081 http://onsemi.com 5 Table 3. ELECTRICAL CHARACTERISTICS (Unless otherwise noted: For typical values TJ = 25°C, VCC = 12 V; For min/max values TJ = −40°C to +125°C, Max TJ = 150°C, VCC = 12 V) Description Test Condition Symbol Min Typ Max Unit STARTUP AND SUPPLY CIRCUITS Supply Voltage Startup Threshold Minimum Operating Voltage Hysteresis VCC(on) – VCC(off) Internal logic reset VCC increasing VCC decreasing VCC decreasing VCC(on) VCC(off) VCC(HYS) VCC(reset) 16 8.2 8 3.5 18 8.8 – 4.5 20 9.4 – 5.5 V Over Voltage Protection VCC OVP threshold VCC(OVP) 26 28 30 V VCC(off) noise filter VCC(reset) noise filter− tVCC(off) tVCC(reset) – – 5 20 – – ms Startup current ICC(start) – 13 30 mA Startup current in fault mode ICC(sFault) – 46 60 mA Supply Current Device Disabled/Fault Device Enabled/No output load on pin 5 Device Switching (Fsw = 65 kHz) VCC > VCC(off) Fsw = 65 kHz CDRV = 470 pF, Fsw = 65 kHz ICC1 ICC2 ICC3 0.8 – – 1.0 2.15 2.6 1.4 4.0 5.0 mA CURRENT SENSE Maximum Internal current limit VILIM 0.95 1 1.05 V Leading Edge Blanking Duration for VILIM (Tj = −25°C to 125°C) tLEB 250 300 350 ns Leading Edge Blanking Duration for VILIM (Tj = −40°C to 125°C) tLEB 240 300 350 ns Input Bias Current DRV high Ibias – 0.02 – mA Propagation delay from current detection to gate off−state tILIM – 50 150 ns Threshold for immediate fault protection activation VCS(stop) 1.35 1.5 1.65 V Leading Edge Blanking Duration for VCS(stop) tBCS – 120 – ns Blanking time for CS to GND short detection VpinVIN = 1 V tCS(blank1) 8.0 – 14.0 ms Blanking time for CS to GND short detection VpinVIN = 3.3 V tCS(blank2) 2.6 – 4.6 ms GATE DRIVE Drive Resistance DRV Sink DRV Source RSNK RSRC – – 13 30 – – W Drive current capability DRV Sink (Note 4) DRV Source (Note 4) ISNK ISRC – – 500 300 – – mA Rise Time (10% to 90%) CDRV = 470 pF tr – 40 – ns Fall Time (90% to 10%) CDRV = 470 pF tf – 30 – ns DRV Low Voltage VCC = VCC(off)+0.2 V CDRV = 470 pF, RDRV = 33 kW VDRV(low) 8 – – V DRV High Voltage VCC = 30 V CDRV = 470 pF, RDRV = 33 kW VDRV(high) 10 12 14 V 4. Guaranteed by design |
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