ISL1904FAZ-T Intersil, ISL1904FAZ-T Datasheet
ISL1904FAZ-T
Specifications of ISL1904FAZ-T
Related parts for ISL1904FAZ-T
ISL1904FAZ-T Summary of contents
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... FIGURE 1B. LED CURRENT vs LINE VOLTAGE FIGURE 1. TYPICAL APPLICATION PERFORMANCE CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures. 1-888-INTERSIL or 1-888-468-3774 Intersil (and design trademark owned by Intersil Corporation or one of its subsidiaries. All other trademarks mentioned are the property of their respective owners. 4LEDs 5LEDs ...
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Functional Block Diagram - ISL1904 VREF BIAS AND VDD REFERENCE GENERATOR UVLO + - OTP SHUTDOWN BG 150°C TO 170 °C GND BIAS/UVLO/OTP DUTY CYCLE TO VOLTAGE REFERENCE OUT CONVERTER LOW PASS FILTER CLK MASTER OSCILLATOR REF PEAK DETECTO AC-PRESENT ...
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Typical Application - Dimmable Isolated Flyback DIMMER EMI FILTER AC MAINS 1 OUT 16 VDD 2 15 OFFREF PWMOUT 3 VREF DHC 14 4 GND 13 IOUT ISL1904 5 CS OVP 7 FB RAMP 10 ...
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Typical Application - Isolated Flyback with PWM Dimming DIMMER EMI FILTER AC MAINS 1 OUT 16 VDD 2 15 OFFREF PWMOUT 3 14 VREF DHC 4 IOUT GND 13 ISL1904 5 CS OVP 7 FB ...
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Typical Application - Dimmable DC Input Boost Converter 9V TO 26V 1 OUT 16 VDD 2 15 OFFREF PWMOUT 3 VREF DHC 14 4 IOUT GND 13 ISL1904 OVP 7 FB RAMP 10 ...
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Typical Application - Dimmable Inverting Boost-Buck (Single Winding Flyback) DIMMER EMI FILTER AC MAINS 1 OUT 16 VDD 2 OFFREF PWMOUT 15 3 VREF DHC 14 4 IOUT GND 13 ISL1904 5 CS OVP 7 ...
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Pin Configuration Pin Descriptions PIN # SYMBOL 1 VDD VDD is the power connection for the IC. To optimize noise immunity, bypass VDD to GND with a ceramic capacitor as close to the VDD and GND pins as possible. 2 ...
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... VDD greater than 12V. OUT has pull-down capability when UVLO is active or when the IC is not biased. Ordering Information PART NUMBER (Notes MARKING ISL1904FAZ 1904 FAZ ISL1904EVAL2Z Evaluation Board 1. Add “-T*” suffix for tape and reel. Please refer to 2 ...
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... Ld QSOP Package (Notes 0.3V Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . -55°C to 150°C REF Maximum Storage Temperature Range . . . . . . . . . . . . . . . -65°C to 150°C Pb-Free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see link below http://www.intersil.com/pbfree/Pb-FreeReflow.asp Operating Conditions Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +125°C Supply Voltage Range (Typical VDC = 17V ...
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Electrical Specifications Recommended operating conditions unless otherwise noted. Refer to “Functional Block Diagram - ISL1904” on page 2 and “Typical Application schematics” beginning on page 3. V +125°C, Typical values are +25°C; Boldface limits apply over the ...
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Electrical Specifications Recommended operating conditions unless otherwise noted. Refer to “Functional Block Diagram - ISL1904” on page 2 and “Typical Application schematics” beginning on page 3. V +125°C, Typical values are +25°C; Boldface limits apply over the ...
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Electrical Specifications Recommended operating conditions unless otherwise noted. Refer to “Functional Block Diagram - ISL1904” on page 2 and “Typical Application schematics” beginning on page 3. V +125°C, Typical values are +25°C; Boldface limits apply over the ...
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Test Waveforms and Circuits OC THRESHOLD OC LEADING EDGE BLANKING OC PROPAGATION DELAY OC + LEB TO OUT DELAY OUT FIGURE 4. OC +LEB TO OUT DELAY Typical Performance Curves 1.001 1.000 0.999 0.998 0.997 0.996 -40 -25 -10 5 ...
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Functional Description Features The ISL1904 LED driver is an excellent choice for low cost. AC mains powered single conversion LED lighting applications. It provides active power factor correction (PFC) to achieve high power factor using critical conduction mode operation, and ...
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TABLE 1. OSCILLATOR DEFINITIONS V = Minimum RMS input voltage mINrms V = Maximum RMS input voltage maxINrms η = Efficiency f = Typical frequency when V (instantaneous) = minimum min(avg IN(rms Maximum typical duty cycle ...
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Soft-Start Operation Soft-start is not user adjustable and is fixed at ~ 350ms. Both the duty cycle and control loop reference have soft-start. This ensures a well behaved closed loop soft-start that results in virtually no overshoot. AC Detection and ...
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The OC pin also provides cycle-by-cycle overcurrent protection. The ON-time is terminated if OC exceeds 0.6V nominal. There is ~120ns of leading edge blanking (LEB minimize or eliminate external filtering. Dimming The ISL1904 supports both PWM and ...
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ISL1903 IOUT REFERENCE AC GENERATOR VREF VERR FB2 R C FB2 FB1 FIGURE 14. TYPE II EA CONFIGURATION OVP The ISL1904 has independent overvoltage protection accessed through the OV pin. There is a nominal ...
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Equation 21. ≈ ⋅ 73.33 + 10.2 R kΩ delay DELADJ DHC (Dimmer Holding Current) The DHC pin provides a method to pre-load a triac-based dimmer during the period of time when ...
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... Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries. ...
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Package Outline Drawing M16.15A 16 LEAD SHRINK SMALL OUTLINE PLASTIC PACKAGE (QSOP/SSOP) 0.150” WIDE BODY Rev 3, 8/12 16 INDEX AREA 1 TOP VIEW 3 -A- 4.98 4.80 0.635 BSC 0.31 7 0.20 0.17(0.007 SIDE VIEW 1 ...