LTM4603HV e lecTrical characTerisTics The l denotes the specifications which apply over the full operatingtemperature range (Note 2), otherwise specifications are at TA = 25°C, VIN = 12V, per typical application (front page) configuration,RSET = 40.2k. SYMBOLPARAMETERCONDITIONSMINTYPMAXUNITSControl Stage VFB Error Amplifier Input Voltage IOUT = 0A, VOUT = 1.5V l 0.594 0.6 0.606 V Accuracy VRUN RUN Pin On/Off Threshold 1 1.5 1.9 V ITRACK/SS Soft-Start Charging Current VTRACK/SS = 0V –1 –1.5 –2 µA tON(MIN) Minimum On Time (Note 4) 50 100 ns tOFF(MIN) Minimum Off Time (Note 4) 250 400 ns RPLLIN PLLIN Input Resistance 50 kW IDRVCC Current into DRVCC Pin VOUT = 1.5V, IOUT = 1A, DRVCC = 5V 18 25 mA RFBHI Resistor Between VOUT_LCL and VFB 60.098 60.4 60.702 kW VMPGM Margin Reference Voltage 1.18 V VMARG0, VMARG1 MARG0, MARG1 Voltage Thresholds 1.4 V PGOOD Output ΔVFBH PGOOD Upper Threshold VFB Rising 7 10 13 % ΔVFBL PGOOD Lower Threshold VFB Falling –7 –10 –13 % ΔVFB(HYS) PGOOD Hysteresis VFB Returning (Note 4) 1.5 3 % VPGL PGOOD Low Voltage IPGOOD = 5mA 0.15 0.4 V Note 1: Stresses beyond those listed under Absolute Maximum Ratings Note 2: The LTM4603HV is tested under pulsed load conditions such may cause permanent damage to the device. Exposure to any Absolute that TJ ≈ TA. The LTM4603HVEV is guaranteed to meet performance Maximum Rating condition for extended periods may affect device specifications from 0°C to 85°C. Specifications over the –40°C to 85°C reliability and lifetime. operating temperature range are assured by design, characterization and correlation with statistical process controls. The LTM4603HVIV is guaranteed over the –40°C to 85°C operating temperature range. Note 3: Remote sense amplifier recommended for ≤3.3V output. Note 4: 100% tested at die level only. Note 5: See output current derating curves for different VIN, VOUT and TA. 4603hvfa 4 For more information www.linear.com/LTM4603HV Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Decoupling Requirements Operation Applications Information Typical Applications Package Description Revision History Related Parts