Datasheet LTC3406AB-2 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | 2.25MHz, 600mA Synchronous Step-Down Regulator in ThinSOT |
| 页数 / 页 | 18 / 5 — Typical perForMance characTerisTics (From Figure 1a Except for the … |
| 文件格式/大小 | PDF / 359 Kb |
| 文件语言 | 英语 |
Typical perForMance characTerisTics (From Figure 1a Except for the Resistive Divider Resistor Values)
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LTC3406AB-2
Typical perForMance characTerisTics (From Figure 1a Except for the Resistive Divider Resistor Values) RDS(ON) vs Input Voltage RDS(ON) vs Temperature
0.40 0.40 0.35 0.35 VIN = 2.7V VIN = 3.6V 0.30 0.30 ) 0.25 (Ω) MAIN SWITCH (Ω VIN = 4.2V 0.25 0.20 SYNCHRONOUS R DS(0N) SWITCH R DS(ON) 0.15 0.20 0.10 0.15 0.05 SYNCHRONOUS SWITCH MAIN SWITCH 0.10 0 0 1 2 3 4 5 6 7 –50 –25 0 25 50 75 100 125 INPUT VOLTAGE (V) TEMPERATURE (°C) 3406AB2 G10 3406AB2 G11
Dynamic Supply Current Dynamic Supply Current vs Temperature
300 300 VOUT = 1.2V VIN = 3.6V ILOAD = 0A V 250 OUT = 1.2V 250 ILOAD = 0A 200 200 PULSE SKIPPING MODE PULSE SKIPPING MODE 150 150 100 100 DYNAMIC SUPPLY CURRENT (µA) 50 DYNAMIC SUPPLY CURRENT (µA) 50 0 0 2 2.5 3 3.5 4 4.5 5 5.5 6 –50 –25 0 25 50 75 100 125 INPUT VOLTAGE (V) TEMPERATURE (°C) 3406AB2 G12 3406AB2 G13
Switch Leakage vs Temperature Switch Leakage vs Input Voltage
140 1000 RUN = 0V 900 120 800 100 700 600 80 MAIN SWITCH 500 60 MAIN SWITCH 400 40 SWITCH LEAKAGE (nA) 300 SYNCHRONOUS SWITCH LEAKAGE (pA) SYNCHRONOUS SWITCH 200 20 SWITCH 100 0 0 –50 –25 0 25 50 75 100 125 0 1 2 3 4 5 6 TEMPERATURE (°C) INPUT VOLTAGE (V) 3406AB2 G14 3406AB2 G15 3406ab2fa For more information www.linear.com/LTC3406AB-2 5
Typical perForMance characTerisTics (From Figure 1a Except for the Resistive Divider Resistor Values) RDS(ON) vs Input Voltage RDS(ON) vs Temperature
0.40 0.40 0.35 0.35 VIN = 2.7V VIN = 3.6V 0.30 0.30 ) 0.25 (Ω) MAIN SWITCH (Ω VIN = 4.2V 0.25 0.20 SYNCHRONOUS R DS(0N) SWITCH R DS(ON) 0.15 0.20 0.10 0.15 0.05 SYNCHRONOUS SWITCH MAIN SWITCH 0.10 0 0 1 2 3 4 5 6 7 –50 –25 0 25 50 75 100 125 INPUT VOLTAGE (V) TEMPERATURE (°C) 3406AB2 G10 3406AB2 G11
Dynamic Supply Current Dynamic Supply Current vs Temperature
300 300 VOUT = 1.2V VIN = 3.6V ILOAD = 0A V 250 OUT = 1.2V 250 ILOAD = 0A 200 200 PULSE SKIPPING MODE PULSE SKIPPING MODE 150 150 100 100 DYNAMIC SUPPLY CURRENT (µA) 50 DYNAMIC SUPPLY CURRENT (µA) 50 0 0 2 2.5 3 3.5 4 4.5 5 5.5 6 –50 –25 0 25 50 75 100 125 INPUT VOLTAGE (V) TEMPERATURE (°C) 3406AB2 G12 3406AB2 G13
Switch Leakage vs Temperature Switch Leakage vs Input Voltage
140 1000 RUN = 0V 900 120 800 100 700 600 80 MAIN SWITCH 500 60 MAIN SWITCH 400 40 SWITCH LEAKAGE (nA) 300 SYNCHRONOUS SWITCH LEAKAGE (pA) SYNCHRONOUS SWITCH 200 20 SWITCH 100 0 0 –50 –25 0 25 50 75 100 125 0 1 2 3 4 5 6 TEMPERATURE (°C) INPUT VOLTAGE (V) 3406AB2 G14 3406AB2 G15 3406ab2fa For more information www.linear.com/LTC3406AB-2 5