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ZHCS400 Datasheet(PDF) 2 Page - Diodes Incorporated |
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ZHCS400 Datasheet(HTML) 2 Page - Diodes Incorporated |
2 / 16 page ABSOLUTE MAXIMUM RATINGS: Supply Voltage -0.3 to 10V Maximum Voltage other pins -0.3 to VCC+0.3V Power Dissipation 450mW Operating Temperature -40 to 85 °C Storage Temperature -55 to 150°C SEMICO NDUC TORS ZXSC310 ISSUE 3 - SEPTEMBER 2007 2 Symbol Parameter Conditions Min Typ Max Units Efficiency (1) 94 % V CC Recommended supply voltage range 0.8 8 V V CC(min) Minimum startup and operating voltage I DRIVE=-600µA, VDRIVE=0.7V I DRIVE=-600µA, VDRIVE=0.7V, T AMB=-10°C (3) 0.8 0.9 0.92 V I Q Quiescent current (2) V EN = VCC (enabled) V EN = 0V (standby) 0.2 510 mA µA I VDRIVE Base drive current V DRIVE =0.7V, VISENSE =0V 1.5 3.5 mA I CC Supply current (3) V DRIVE =0.7V, VISENSE =0V 2 4 mA V VDRIVE(high) High level drive voltage V ISENSE =0V, IVDRIVE =-0.5mA V CC -0.3 V CC V V VDRIVE(low) Low level drive voltage V ISENSE = 50mV, IVDRIVE =5mA 0 0.2 V V STDN(high) Device enabled 0.7 V V STDN(low) Device in standby mode 0.15 V I STDN Enable input current -1 1 µA V ISENSE (threshold) Output current reference voltage 14 19 24 mV T CVISENSE I SENSE voltage temp co. (2) 0.4 %/°C I ISENSE I SENSE input current V ISENSE =0V 0 -30 -65 µA T DRV Discharge Pulse Width 1.2 1.7 3.2 µs ELECTRICAL CHARACTERISTICS: Test conditions unless otherwise stated: VCC=1.5V, TAMB=25 C Symbol Parameter Conditions Min Typ Max Units F OSC Recommended operating frequency (4) 200 kHz OPERATING CONDITIONS (1) Application dependent, see reference designs (2) These parameters guaranteed by Design and characteristics (3) Total supply current =IQ +IVDRIVE, see typical characteristics (4) Operating frequency is application circuit dependent. See applications section. |
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