ISL97644IRZ-TK Intersil, ISL97644IRZ-TK Datasheet
ISL97644IRZ-TK
Specifications of ISL97644IRZ-TK
Related parts for ISL97644IRZ-TK
ISL97644IRZ-TK Summary of contents
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... Ordering Information PART NUMBER (Note) 19 ISL97644IRZ LX 18 ISL97644IRZ-T* VIN_2 17 ISL97644IRZ-TK* 97644IRZ - 4x4 QFN FREQ 16 COMP *Please refer to TB347 for details on reel specifications. 15 NOTE: These Intersil Pb-free plastic packaged products employ SS 14 special Pb-free material sets; molding compounds/die attach materials and 100% matte tin plate PLUS ANNEAL - e3 termination ...
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Pin Descriptions PIN NUMBER PIN NAME 1 GND 2 VGH_M 3 VFLK 4 VDPM 5 VDD_1 6 VDD_2 7 OUT 8 NEG 9 POS 10 AGND 11 ADJ 12 LDO_OUT 13 VIN_1 COMP 16 FREQ 17 VIN_2 ...
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... T = +70° .1.34W +85° .0.98W +100° .0.61W A Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below http://www.intersil.com/pbfree/Pb-FreeReflow.asp = ENABLE = 5V, VDD1 = VDD2 = 14V, VGH = 25V, AVDD = 10V, T IN2 TEST CONDITION See separate LDO specifications ENABLE = 0V ENABLE = 5V, LX not switching, LDO not loaded V Rising IN2 ...
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Electrical Specifications IN1 Unless Otherwise Noted. (Continued) SYMBOL PARAMETER V Feedback Voltage ( Input Bias Current FB R Switch On Resistance DS(ON) EFF Peak Efficiency I Switch Current Limit LIM D Max ...
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Electrical Specifications IN1 Unless Otherwise Noted. (Continued) SYMBOL PARAMETER I Output Short Circuit Current SC SR Slew Rate BW Gain Bandwidth GATE PULSE MODULATOR VGH VGH Voltage I VGH Input Current VGH V VDD1 Voltage DD1 I ...
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I Typical Performance Curves 100 OSC 200 400 600 IA (mA) VDD FIGURE 1. A EFFICIENCY vs IA VDD 10.5 10.45 A 150mA VDD 10.4 10.35 10.3 ...
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Typical Performance Curves CE = 1pF 100k VGH_M VFLK FIGURE 7. GPM CIRCUIT WAVEFORM CE = 10pF 100k VGH_M VFLK FIGURE 9. GPM CIRCUIT WAVEFORM INPUT SIGNAL OUTPUT SIGNAL FIGURE 11. V RISING SLEW RATE COM ...
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Block Diagram FREQ OSCILLATION GENERATOR SLOPE COMPENSATION COMP - FB + REFERENCE START-UP AND GENERATOR FAULT CONTROL ENABLE LDO CONTROLLER V IN1 OUT VFLK VGH 8 ISL97644 SUMMING AMPLIFIER LOGIC + - GPM CIRCUIT VGH_M CE RE FIGURE 13. ISL97644 ...
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Typical Application Diagram V IN VIN2 C1 22µF C3 2.2nF COMP R5 10k C4 SS 10nF ENABLE FREQ- VDPM VFLK C5 470P 130k R3 2k POS A VDD C11 1µF NEG- R7 80k OUT V COM +4.0V ...
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Operation The boost converter is a current mode PWM converter operating at either a 650kHz or 1.2MHz. It can operate in both discontinuous conduction mode (DCM) at light load and continuous mode (CCM). In continuous current mode, current flows continuously ...
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... ADJ pin is floating, the output voltage is set to 2.85V, and when ADJ pin is connected to LDO_OUT pin, the output voltage is set to 2.5V. in the equation above assumes the OUT SIZE MFG PART NUMBER 1210 TDK C3225X7R1E106M 1210 Murata GRM32DR61E106K . VDD LX FB Intersil ISL97644 OUTPUT VOLTAGE APPLICATIONS December 14, 2007 A VDD FN9228.1 ...
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The efficiency of LDO is depended on the difference between input voltage and output voltage, as well as the output current: η × – V IN1 LDO_OUT LDO_OUT The less difference between ...
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Low to high transition is determined primarily by the switch resistance and the external capacitive load. High to low transition is more complex. Take the case where the block is already enabled (VDPM is H). When VFLK is H, pin ...
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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 ...
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Package Outline Drawing L24.4x4D 24 LEAD QUAD FLAT NO-LEAD PLASTIC PACKAGE Rev 2, 10/06 4.00 PIN 1 INDEX AREA (4X) 0.15 TOP VIEW ( TYP ) ( TYPICAL RECOMMENDED LAND PATTERN 15 ISL97644 ...