Datasheet LTC3410B (Analog Devices) - 4

LTC3410B
W U TYPICAL PERFOR A CE CHARACTERISTICS (From Figure 1 Except for the Resistive Divider Resistor Values) Oscillator Frequency vs Oscillator Frequency vs Temperature Supply Voltage Output Voltage vs Load Current
2.7 2.7 1.0 V V IN = 3.6V IN = 3.6V 0.6 2.6 2.6 VOUT = 1.8V 0.2 2.5 2.5 –0.2 2.4 2.4 –0.6 2.3 2.3 –1.0 2.2 2.2 ERROR (%) –1.4 OUTV 2.1 2.1 –1.8 2.0 2.0 –2.2 OSCILLATOR FREQUENCY (MHz) OSCILLATOR FREQUENCY (MHz) 1.9 1.9 –2.6 1.8 1.8 –3.0 0 100 –50 –25 0 25 125 2 200 300 400 500 50 75 100 3 4 5 6 TEMPERATURE (°C) SUPPLY VOLTAGE (V) LOAD CURRENT (mA) 3410 G06 3410 G04 3410 G05
RDS(ON) vs Input Voltage R Dynamic Supply Current vs V DS(ON) vs Temperature IN
1.2 300 1.2 1.1 VOUT = 1.2V VIN = 4.2V I 1.0 LOAD = 0A 1.0 VIN = 3.6V µA) 260 0.9 VIN = 2.7V 0.8 MAIN SWITCH ) 0.8 Ω ) 220 ( 0.7 Ω ( 0.6 0.6 DS (ON) 0.5 R SYNCHRONOUS SWITCH DS (ON) VIN = 4.2V 180 R 0.4 0.4 VIN = 3.6V 0.3 VIN = 2.7V 140 0.2 0.2 DYNAMIC SUPPLY CURRENT ( MAIN SWITCH 0.1 SYNCHRONOUS SWITCH 0 100 0 1 2 3 4 5 6 7 1 2 3 4 5 6 –50 –30 –10 10 30 50 70 90 110 130 INPUT VOLTAGE (V) V TEMPERATURE (°C) IN (V) 3410 G07 3410 G09 3410 G08
Dynamic Supply Current vs Temperature Switch Leakage vs Temperature
250 110 VOUT = 1.2V VIN = 5.5V I 100 LOAD = 0A RUN = 0V µA) 230 90 80 210 70 SYNCHRONOUS 60 SWITCH 50 190 40 SWITCH LEAKAGE (nA) 30 MAIN 170 SWITCH DYNAMIC SUPPLY CURRENT ( 20 10 150 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 3410 G10 3410 G11 3410bfa 4