Datasheet LTM2883 (Analog Devices) - 10

LTM2883
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, LTM2883-3 VCC = 3.3V, LTM2883-5 VCC = 5V, VL = 3.3V, GND = GND2 = 0V, ON = VL unless otherwise noted. V+ Voltage and ICC Current V+ Efficiency vs Load Current
60 1.2 14 350 LTM2883-3, VCC = 3.3V VOLTAGE ICC2 = I– = 0A LTM2883-5, VCC = 5V 50 1.0 12 300 POWER LOSS (W) 10 250 ICC 40 EFFICIENCY 0.8 CURRENT (mA) 8 200 I 30 0.6 TAGE (V) CC CURRENT 6 150 EFFICIENCY (%) + VOL 20 0.4 V POWER LOSS 4 100 10 0.2 2 50 LTM2883-3, VCC = 3.3V ICC2 = I– = 0A LTM2883-5, VCC = 5V 0 0 0 0 0 10 20 30 40 50 0 10 20 30 40 50 LOAD CURRENT (mA) LOAD CURRENT (mA) 2883 G18 2883 G19
V– Voltage and ICC Current V– Efficiency vs Load Current
60 0.6 –9.0 320 LTM2883-3, VCC = 3.3V LTM2883-3, VCC = 3.3V LTM2883-5, VCC = 5V –9.5 LTM2883-5, VCC = 5V 280 50 0.5 EFFICIENCY –10.0 240 POWER LOSS (W) ICC 40 0.4 CURRENT (mA) –10.5 200 30 0.3 TAGE (V) –11.0 ICC CURRENT 160 EFFICIENCY (%) – VOL –11.5 120 20 0.2 V POWER LOSS –12.0 80 10 0.1 –12.5 40 VOLTAGE 0 0 –13.0 0 0 10 20 30 0 10 20 30 LOAD CURRENT (mA) LOAD CURRENT (mA) 2883 G20 2883 G21
VCC2 Transient Response V+ Transient Response V– Transient Response 20mA Load Step 20mA Load Step 20mA Load Step
I+ = 1.5mA VCC2 V+ V– 100mV/DIV 200mV/DIV 200mV/DIV ICC2 I+ I– 10mA/DIV 10mA/DIV 10mA/DIV 100µs/DIV 2883 G22 100µs/DIV 2883 G23 100µs/DIV 2883 G24 2883fd 10 For more information www.linear.com/LTM2883 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Switching Characteristics Isolation Characteristics Typical Performance Characteristics Pin Functions Block Diagram Test Circuits Applications Information Package Description Typical Application Related Parts