ISL9105IRZ-T Intersil, ISL9105IRZ-T Datasheet
ISL9105IRZ-T
Specifications of ISL9105IRZ-T
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ISL9105IRZ-T Summary of contents
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... PART NUMBER PART RANGE (NOTE) MARKING (°C) ISL9105IRZ-T* 05Z - 2x3 DFN L8.2x3 *Please refer to TB347 for details on reel specifications. NOTE: These Intersil Pb-free plastic packaged products employ special Pb-free material sets; molding compounds/die attach materials and 100% matte tin plate PLUS ANNEAL - e3 termination finish, which is RoHS compliant and compatible with both SnPb and Pb-free soldering operations ...
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... Thermal Information Thermal Resistance (Typical, Notes 1, 2) θ 2x3 DFN Package . . . . . . . . . . . . . . Junction Temperature Range .-55°C to +125°C Storage Temperature Range . . . . . . . . . . . . . . . . . .-65°C to +150°C Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below http://www.intersil.com/pbfree/Pb-FreeReflow.asp = 0A (see “TYPICAL APPLICATION DIAGRAM” on page 6). OUT SYMBOL TEST CONDITIONS V ...
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Electrical Specifications Unless otherwise noted, all parameter limits are guaranteed over the recommended operating conditions and the typical specifications are measured at the following conditions 3.3µ 10µ 10µF, I PARAMETER POR Output ...
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Typical Operating Performance 100 LOAD CURRENT (mA) FIGURE 1. EFFICIENCY vs LOAD CURRENT (V 1.640 1.640 I_LOAD = 0A 1.635 1.635 ...
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Typical Operating Performance EN V PHASE V OUT I L FIGURE 7. SOFT-START (PFM 3.6V 10mA (AC COUPLED) OUT V PHASE I L 400mA I OUT 200mA FIGURE 9. LOAD TRANSIENT (PWM, ...
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Typical Operating Performance Typical Applications INPUT 2.7V TO 5.5V C1 10µF R1 100k VIN PARTS DESCRIPTION MANUFACTURERS L Output inductor Sumida Sumida Coilcraft C1 Input capacitor Murata C2 Output capacitor Murata C3 Panasonic R1 Pull-up resistor Various 6 ISL9105 (Unless ...
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Block Diagram Soft SOFT START SHUTDOWN EN 0.8V BANDGAP FB REF4 REF3 POR RSI REF5 Theory of Operation The ISL9105 is a step-down switching regulator optimized for battery-powered handheld applications. The regulator operates at 1.6MHz fixed switching frequency under heavy ...
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The error amplifier is a transconductance amplifier, which converts the voltage error signal to a current output. The voltage loop is internally compensated network. The maximum EAMP voltage output ...
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RSI Signal The RSI signal is an input signal, which can reset the POR signal. As shown in the “Block Diagram” on page 7, the power-good signal is gated by the RSI signal. When the RSI is high, the POR ...
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PCB Layout Recommendation The PCB layout is a very important converter design step to make sure the designed converter works well. For ISL9105, the power loop is composed of the output inductor L, the output capacitor C OUT the GND ...
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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 ...