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ISL6224CAZA-T Datasheet(PDF) 2 Page - Intersil Corporation |
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ISL6224CAZA-T Datasheet(HTML) 2 Page - Intersil Corporation |
2 / 13 page 2 FN9042.7 December 28, 2004 Absolute Maximum Ratings Thermal Information Bias Voltage, VCC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.3V to +7V Input Voltage, Vin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +27.0V Phase and Isen Pins . . . . . . . . . . . . . . . . . . . . . GND -0.3V to +29.0V BOOT and Ugate Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . + 32.0V BOOT with respect to PHASE . . . . . . . . . . . . . . . . . . . . . . . . . .+ 7.0V All other pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND -0.3V to 15V ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Class 2 Recommended Operating Conditions Bias Voltage, VCC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +5.0V ±5% Input Voltage, Vin . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.0V to +24.0V Ambient Temperature Range . . . . . . . . . . . . . . . . . . . .-10°C to 85°C Junction Temperature Range. . . . . . . . . . . . . . . . . . .-10°C to 125°C Thermal Resistance (Typical, Note 1) θJA (°C/W) SSOP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112 Maximum Junction Temperature (Plastic Package) . . . . . . . . 150°C Maximum Storage Temperature Range . . . . . . . . . . . -65°C to 150°C Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300°C (SSOP - Lead Tips Only) CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. NOTE: 3. θJA is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details. Electrical Specifications Operating Conditions: VCC = 5V, TA = 10°C to 85°C, Unless Otherwise Noted. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNITS VCC SUPPLY Bias Current ICC LGATE, UGATE Open, VSEN forced above regulation point - 850 1300 µA Shutdown Current ICCSN -5 15 µA VCC UVLO Rising Vcc Threshold 4.3 - 4.75 V Falling Vcc Threshold 4.1 - 4.5 V Vcc UVLO Hysteris 0.1 - 0.5 V VIN Input Voltage Pin Current (Sink) IVIN VIN pin connected to the input voltage source 10 20 30 µA Input Voltage Pin Current (Source) IVIN VIN pin connected to ground -7 -15 -20 µA Shutdown Current IVIN -- 1 µA OSCILLATOR PWM Oscillator Frequency Fc1 VIN = 3.5V - 24V 255 300 345 kHz PWM Oscillator Frequency Fc2 VIN ≤ 0.5V 510 600 690 kHz Ramp Amplitude, pk-pk VR1 VIN = 16V, By Design - 2 - V Ramp Amplitude, pk-pk VR2 VIN ≤ 5V, By Design - 1.25 - V Ramp Offset VROFF -0.5 - V REFERENCE AND SOFT-START Internal Reference Voltage VREF -0.9 - V Reference Voltage Accuracy -1.0 - +1.0 % Soft-Start Current During Start-up ISOFT -5 - µA Soft-Start Threshold VSOFT -1.5 - V PWM CONVERTER Load Regulation 0.0mA < IVOUT1 < 3.0A; 5.0V < VIN < 24.0V -1.0 - +1.0 % VSEN pin bias current IVSEN -80 - nA ISL6224 |
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