ISL8560IRZ Intersil, ISL8560IRZ Datasheet
ISL8560IRZ
Specifications of ISL8560IRZ
Available stocks
Related parts for ISL8560IRZ
ISL8560IRZ Summary of contents
Page 1
... MARKING (°C) ISL8560IRZ ISL 8560IRZ - 6x6 QFN L20.6x6B ISL8560IRZ-T* ISL 8560IRZ - 6x6 QFN L20.6x6B *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) ...
Page 2
... QFN Package Maximum Power Dissipation Maximum Junction Temperature (Hermetic Package or Die +150°C Maximum Junction Temperature (Plastic Package +150°C Maximum Storage Temperature Range . . . . . . . . . .-65°C to +150°C Pb-Free Reflow Profile .see link below http://www.intersil.com/pbfree/Pb-FreeReflow.asp = 48V 5.0V OUT SYMBOL TEST CONDITIONS ...
Page 3
Electrical Specifications Unless otherwise specified the specifications listed in the table are tested at T full Temperature Range, V with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization and are not ...
Page 4
Pin Descriptions LX (Pins 1, 2, 15, 16) There are four output pins that must be connected together externally in normal operation. BOOT (Pin 3) A capacitor is connected from this pin to the output pin. An internal 10V supply ...
Page 5
REF SS SO FT- START + EN BANDG AP + 1.21V FB 3pF 1.6k +14 -14% 5 ISL8560 RTCT RAM EAM OVFLT UVFLT ...
Page 6
VIN VIN 9V TO 60V VIN + 150µF 0.1µF LX PGND BOOT EN VIN VCC5 R1 20k SYNC C3 C1 1µF RTCT 470pF SGND FIGURE 2. TYPICAL SCHEMATIC FOR ISL8560 (5V V VIN VIN 18V TO 60V ...
Page 7
Typical Performance Curves 100 2.5V V 3.3V V OUT 1.8V V OUT 0.0 0.5 1.0 OUTPUT LOAD (A) FIGURE 4. EFFICIENCY vs LOAD (12V INPUT - 500kHz) 100 24V V OUT 90 ...
Page 8
Typical Performance Curves 12.3 12.2 12.1 12.0 36V V IN 11.9 11.8 11.7 0.0 0.5 1.0 OUTPUT LOAD (A) FIGURE 10. V REGULATION vs LOAD OUT (V = 12V - 500kHz) OUT 3.0 2.5 2.0 48V V IN 1.5 1.0 ...
Page 9
Typical Performance Curves 3.4 3.4 NO LOAD 3.3 2A LOAD 3.3 1A LOAD 3.3 3.2 3 INPUT VOLTAGE (V) FIGURE 16. OUTPUT VOLTAGE REGULATION vs V (PWM MODE) 12.3 12.2 12 OUT ...
Page 10
Typical Performance Curves LX = 10V/DIV V RIPPLE = 50mV/DIV OUT RTCT = 2V/DIV FIGURE 22. STEADY STATE OPERATION WITH FULL LOAD FIGURE 24. SOFT-START AT NO LOAD FIGURE 26. SOFT-START AT FULL LOAD 10 ISL8560 (Continued 1A/DIV ...
Page 11
Typical Performance Curves Applications Information Product Description The ISL8560 is a non-synchronous, integrated FET 2A step down regulator which operates from an unregulated input 60V. The output voltage is user-adjustable with a pair of external resistors. Frequency ...
Page 12
Fault Protection The ISL8560 monitors the output of the regulator for overcurrent and undervoltage events. The ISL8560 also provides protection from excessive junction temperatures. Overcurrent Protection The overcurrent function protects the switching converter from a shorted output by monitoring the ...
Page 13
The amplitudes of the different types of voltage excursions can be approximated by using the formulas in Equation 4: ΔV • ΔV ESR ESL ESR tran ESL 2 • out tran ΔV ------------------------------------------------- - = ...
Page 14
RMS current required by the circuit. Their voltage rating should be at least 1.25 times greater than the maximum input voltage, while a voltage ...
Page 15
Compensation Break Frequency Equations --------------------------------------------------------- - f = -------------------------- - ( ⋅ 2π ⋅ ⋅ --------------------------------- - C 2π -------------------------- - f ...
Page 16
... ISL8560 first. Minimize the length of the connections between the input capacitors Make the PGND and the IN output capacitors as short as possible. NOTE recommended that any applications with input voltage greater than 30VDC should be polymer coated to meet Intersil’s IPC-2221 creepage and clearance specification. 16 ISL8560 and C could IN OUT FN9244 ...
Page 17
... 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 ...