LTC3544B_15 Datasheet, PDF (6/18 Pages) Linear Technology – Quad Synchronous Step-Down Regulator

LTC3544B
Typical Performance Characteristics
PFET R_DS(ON) vs Supply Voltage
1.2
T_A = 25°C
1.0
0.8
0.6
0.4
300
0.2
200 (B)
200 (A)
100
0
2 2.5 3 3.5 4 4.5 5 5.5 6
V_IN (V)
3544B G16
NFET R_DS(ON) vs Supply Voltage
1.0
0.9
T_A = 25°C
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
2
300
200 (B)
200 (A)
100
3
4
5
6
V_IN (V)
3544B G17
PFET R_DS(ON) vs Temperature
1.0
V_IN = 3.6V
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
300
200 (B)
0.1
200 (A)
100
0
–50 –30 –10 10 30 50 70 90
TEMPERATURE (°C)
3544B G18
NFET R_DS(ON) vs Temperature
1.0
V_IN = 3.6V
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
–50
0
50
TEMPERATURE (°C)
300
200 (B)
200 (A)
100
100
3544B G19
3544bfb