ISL8843ABZ Intersil, ISL8843ABZ Datasheet
ISL8843ABZ
Specifications of ISL8843ABZ
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ISL8843ABZ Summary of contents
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... PART NUMBER RISING UVLO ISL8843 8.4V Ordering Information PART PART TEMP. NUMBER MARKING RANGE (°C) PACKAGE ISL8843ABZ 8843 ABZ -40 to 105 (See Note) ISL8843AUZ 8843Z -40 to 105 (See Note) ISL8843MBZ 8843 MBZ -55 to 125 (See Note) ISL8843MUZ ...
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Functional Block Diagram V DD START/STOP UV COMPARATOR + - + - GND A 2.5V A=0 Total = 1.15V ERROR AMPLIFIER COMP VREF 100K 2.9V 1.0V 150K OSCILLATOR COMPARATOR < 10nS - RTCT + CLOCK ...
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Typical Application - 48V Input Dual Output Flyback VIN+ R1 36-75V C1 VIN VR1 CR2 C5 CR6 R22 R27 U4 R26 COMP VREF CS FB RTCT ISL8843 R10 CR1 C8 CR5 C21 ...
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Absolute Maximum Ratings Supply Voltage GND - 0.3V to +30.0V DD OUT . . . . . . . . ...
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Electrical Specifications ISL8843A - Typical Application schematic. V are at T PARAMETER FB Input Bias Current COMP Sink Current COMP Source Current COMP VOH COMP VOL PSRR OSCILLATOR Frequency Accuracy Frequency Variation with V DD Temperature Stability Amplitude, Peak to ...
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Electrical Specifications ISL8843M Typical Application schematic. V are at T PARAMETER Long Term Stability Current Limit, Sourcing Current Limit, Sinking CURRENT SENSE Input Bias Current CS Offset Voltage COMP to PWM Comparator Offset Voltage Input Signal, Maximum = ∆V Gain, ...
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Typical Performance Curves 1.01 1 0.99 0.98 -60 -40 - TEMPERATURE (°C) FIGURE 1. FREQUENCY vs TEMPERATURE 1.001 1.000 0.998 0.997 0.996 -60 -40 - TEMPERATURE (°C) FIGURE 3. EA REFERENCE vs ...
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OUT - This is the drive output to the power switching device high current output capable of driving the gate of a power MOSFET with peak currents of 1.0A. This GATE output is actively held low when ...
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The double-pole will be critically damped if the Q-factor is set to 1, over-damped for Q < 1, and under- damped for Q > under-damped condition may result in current loop instability ------------------------------------------------- = π ...
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Example 12V 48V 800µH s Ns/ 8.0µ 200mA O Switching Frequency, Fsw = 200kHz Duty Cycle 28. 499Ω Solve for the current ...
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Small Outline Plastic Packages (SOIC) N INDEX 0.25(0.010) H AREA E - SEATING PLANE - -C- α 0.10(0.004) 0.25(0.010 NOTES: 1. Symbols are defined in the ...
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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 ...