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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HV312NG датащи(PDF) 2 Page - Supertex, Inc |
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HV312NG датащи(HTML) 2 Page - Supertex, Inc |
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2 / 10 page  2 Rev. D 04/17/02 HV302 / HV312 Absolute Maximum Ratings Ordering Information VEE reference to VDD pin +0.3V to -100V VPWRGD referenced to VEE Voltage -0.3V to +100V VUV and VOV referenced to VEE Voltage -0.3V to +12V Operating Ambient Temperature -40 °C to +85°C Operating Junction Temperature -40 °C to +125°C Storage Temperature Range -65 °C to +150°C Electrical Characteristics (-10V VIN -90V, -40°C T A +85 °C unless otherwise noted) Symbol Parameter Min Typ Max Units Conditions Supply (Referenced to VDD pin) VEE Supply Voltage -90 -10 V IEE Supply Current 600 700 µA VEE = -48V, Mode = Limiting IEE Sleep Mode Supply Current 400 450 µA VEE = -48V, Mode = Sleep OV and UV Control (Referenced to VEE pin) VUVH UV High Threshold 1.26 V Low to High Transition VUVL UV Low Threshold 1.16 V High to Low Transition VUVHY UV Hysteresis 100 mV IUV UV Input Current 1.0 nA VUV = VEE + 1.9V VOVH OV High Threshold 1.26 V Low to High Transition VOVL OV Low Threshold 1.16 V High to Low Transition VOVHY OV Hysteresis 100 mV IOV OV Input Current 1.0 nA VOV = VEE + 0.5V Current Limit (Referenced to VEE pin) VSENSE-CL Current Limit Threshold Voltage 40 50 60 mV VUV = VEE + 1.9V, VOV = VEE + 0.5V VSENSE-CB Circuit Breaker Current Limit Threshold Voltage 80 100 120 mV VUV = VEE + 1.9V, VOV = VEE + 0.5V Gate Drive Output (Referenced to VEE pin) VGATE Maximum Gate Drive Voltage 8.5 10 12 V VUV = VEE + 1.9V, VOV = VEE + 0.5V IGATEUP Gate Drive Pull-Up Current 500 µA VUV = VEE + 1.9V, VOV = VEE + 0.5V IGATEDOWN Gate Drive Pull-Down Current 40 mA VUV = VEE, VOV = VEE + 0.5V Ramp Timing Control - Test Conditions: C LOAD=100 µF, CRAMP=10nF, VUV = VEE + 1.9V, VOV = VEE + 0.5V, External MOSFET is IRF530* IRAMP Ramp Pin Output Current 10 µA VSENSE = 0V tPOR Time from UV to Gate Turn On 2.0 ms (See Note 1) tRISE Time from Gate Turn On to VSENSE Limit 400 µs tLIMIT Duration of Current Limit Mode 5.0 ms tPWRGD-A Time from Current Limit to PWRGD-A 5.0 ms tPWRGD-B Maximum Time from PWRGD-A to PWRGD-B 150 200 250 ms RTB = 120k Ω tPWRGD-B Minimum Time from PWRGD-A to PWRGD-B 3.0 5.0 8.0 ms RTB = 3k Ω tPWRGD-C Maximum Time from PWRGD-B to PWRGD-C 150 200 250 ms RTC = 120k Ω tPWRGD-C Minimum Time from PWRGD-B to PWRGD-C 3.0 5.0 8.0 ms RTC = 3k Ω tPWRGD-D Maximum Time from PWRGD-C to PWRGD-D 150 200 250 ms RTD = 120k Ω tPWRGD-D Minimum Time from PWRGD-C to PWRGD-D 3.0 5.0 8.0 ms RTD = 3k Ω VRAMP Voltage on Ramp Pin in Current Limit Mode 3.6 V (See Note 2) tSTARTLIMIT Start up Time Limit 80 100 120 ms tCBTRIP Circuit Breaker Delay Time 2.0 5.0 µs May be extended by external RC circuit tAUTO Automatic Retry Delay 16 s Package Options Active State of Power Good Flags 14 Pin SOIC HIGH HV302NG LOW HV312NG Supertex, Inc. 1235 Bordeaux Drive, Sunnyvale, CA 94089 TEL: (408) 744-0100 Fax: (408) 222-4895 www.supertex.com |
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