Datasheet LTM4601, LTM4601-1 (Analog Devices) - 3

LTM4601/LTM4601-1
orDer inForMaTion
Consult Marketing for parts specified with wider operating temperature • Recommended LGA and BGA PCB Assembly and Manufacturing ranges. *Device temperature grade is indicated by a label on the shipping Procedures: container. Pad or ball finish code is per IPC/JEDEC J-STD-609. www.linear.com/umodule/pcbassembly • Terminal Finish Part Marking: • LGA and BGA Package and Tray Drawings: www.linear.com/leadfree www.linear.com/packaging
elecTrical characTerisTics The
l
denotes the specifications which apply over the –40°C to 85°C temperature range (Note 2), otherwise specifications are at TA = 25°C, VIN = 12V, per typical application (front page) configuration. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIN(DC) Input DC Voltage l 4.5 20 V VOUT(DC) Output Voltage CIN = 10µF ×3, COUT = 200µF, RSET = 40.2k VIN = 5V, VOUT = 1.5V, IOUT = 0A l 1.478 1.5 1.522 V VIN = 12V, VOUT = 1.5V, IOUT = 0A l 1.478 1.5 1.522 V
Input Specifications
VIN(UVLO) Undervoltage Lockout Threshold IOUT = 0A 3.2 4 V IINRUSH(VIN) Input Inrush Current at Start-Up IOUT = 0A. VOUT = 1.5V VIN = 5V 0.6 A VIN = 12V 0.7 A IQ(VIN,NOLOAD) Input Supply Bias Current VIN = 12V, No Switching 3.8 mA VIN = 12V, VOUT = 1.5V, Switching Continuous 38 mA VIN = 5V, No Switching 2.5 mA VIN = 5V, VOUT = 1.5V, Switching Continuous 42 mA Shutdown, RUN = 0, VIN = 12V 22 µA IS(VIN) Input Supply Current VIN = 12V, VOUT = 1.5V, IOUT = 12A 1.81 A VIN = 12V, VOUT = 3.3V, IOUT = 12A 3.63 A VIN = 5V, VOUT = 1.5V, IOUT = 12A 4.29 A INTVCC VIN = 12V, RUN > 2V No Load 4.7 5 5.3 V
Output Specifications
IOUTDC Output Continuous Current Range VIN = 12V, VOUT = 1.5V (Note 6) 0 12 A ΔVOUT(LINE) Line Regulation Accuracy VOUT = 1.5V, IOUT = 0A, VIN from 4.5V to 20V l 0.3 % VOUT ΔVOUT(LOAD) Load Regulation Accuracy VOUT = 1.5V, 0A to 12A (Note 6) V V l 0.25 % OUT IN = 12V, with Remote Sense Amplifier VIN = 12V (LTM4601-1) l 1 % VOUT(AC) Output Ripple Voltage IOUT = 0A, COUT = 2× 100µF X5R Ceramic VIN = 12V, VOUT = 1.5V 20 mVP-P VIN = 5V, VOUT = 1.5V 18 mVP-P fS Output Ripple Voltage Frequency IOUT = 5A, VIN = 12V, VOUT = 1.5V 850 kHz ΔVOUT(START) Turn-On Overshoot COUT = 200µF, VOUT = 1.5V, IOUT = 0A, TRACK/SS = 10nF VIN = 12V 20 mV VIN = 5V 20 mV tSTART Turn-On Time COUT = 200µF, VOUT = 1.5V, TRACK/SS = Open, IOUT = 1A Resistive Load VIN = 12V 0.5 ms VIN = 5V 0.5 ms 4601fe For more information www.linear.com/LTM4601 3 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Simplified Block Diagram Decoupling Requirements Operation Applications Information Typical Applications Package Description Revision History Package Photo Related Parts