Datasheet LTM2887 (Analog Devices) - 8

LTM2887
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, LTM2887-3 VCC = 3.3V, LTM2887-5 VCC = 5V, VL = 3.3V, GND = GND2 = 0V, ON = VL unless otherwise noted. VCC Supply Current VCC2 and VL2 Voltage VCC2 or VL2 Output Voltage vs Temperature vs Equal Load Current vs Input Voltage and Load Current
30 5.25 5.25 NO LOAD, REFRESH DATA ONLY 25 5.00 5.00 LTM2887-3 VCC = 3.3V 20 4.75 4.75 TAGE (V) TAGE (V) LTM2887-5 V Y CURRENT (mA) 15 CC = 5V 4.50 4.50 SUPPL OUTPUT VOL OUTPUT VOL 10 4.25 4.25 LTM2887-3, V LTM2887-3, V CC = 3V CC = 3.3V LTM2887-3, V LTM2887-5, V CC = 3.3V CC = 5V LTM2887-3, V 5 4.00 4.00 CC = 3.6V –50 –25 0 25 50 75 100 125 0 25 50 75 100 125 0 50 100 150 200 TEMPERATURE (°C) LOAD CURRENT (mA) LOAD CURRENT (mA) 2887 G01 2887 G02 2887 G03
VCC2 or VL2 Output Voltage VCC2 or VL2 Load Regulation VCC2 or VL2 Load Regulation vs Input Voltage and Load Current vs Temperature vs Temperature
5.25 5.10 5.10 LTM2887-3 LTM2887-5 VCC = 3.3V VCC = 5V 5.00 5.05 5.05 4.75 TAGE (V) TAGE (V) TAGE (V) 5.00 5.00 4.50 OUTPUT VOL OUTPUT VOL OUTPUT VOL 4.95 4.95 4.25 LTM2887-5, V I CC = 4.5V LOAD = 1mA ILOAD = 1mA LTM2887-5, V I CC = 5V LOAD = 10mA ILOAD = 10mA LTM2887-5, V ILOAD = 100mA ILOAD = 100mA 4.00 CC = 5.5V 4.90 4.90 0 50 100 150 200 250 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 LOAD CURRENT (mA) TEMPERATURE (°C) TEMERATURE (°C) 2887 G04 2887 G05 2887 G06
VCC2 or VL2 Voltage and VCC Input VCC2 or VL2 Efficiency Current vs Load Current
70 1.4 5.5 800 60 1.2 5.0 700 VOLTAGE EFFICIENCY 4.5 600 50 1.0 POWER LOSS (W) ICC CURRENT (mA) 4.0 500 40 0.8 TAGE (V) 3.5 400 30 0.6 EFFICIENCY (%) 3.0 CURRENT 300 20 0.4 OUTPUT VOL POWER LOSS 2.5 200 10 0.2 LTM2887-3, VCC = 3.3V 2.0 LTM2887-3, V 100 CC = 3.3V LTM2887-5, VCC = 5V LTM2887-5, VCC = 5V 0 0.0 1.5 0.0 0 25 50 75 100 125 150 175 200 225 0 25 50 75 100 125 150 175 200 225 LOAD CURRENT (mA) LOAD CURRENT (mA) 2887 G07 2887 G08 2887fb 8 For more information www.linear.com/LTM2887 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Product Selection Guide Order Information Electrical Characteristics Switching Characteristics Isolation Characteristics Typical Performance Characteristics Pin Functions Block Diagrams Test Circuits Applications Information Typical Applications Package Description Revision History Typical Application Related Parts