Datasheet

LTC3413
4
3413fc
TYPICAL PERFORMANCE CHARACTERISTICS
Quiescent Current vs Input Voltage
Load Step Transient
20μs/DIVV
IN
= 2.5V
V
OUT
= 1.25V
LOAD STEP = 0A to 3A
OUTPUT
VOLTAGE
100mV/DIV
INDUCTOR
CURRENT
1A/DIV
3413 G11
INPUT VOLTAGE (V)
2.0
200
250
350
3.5 4.5
3413 G10
150
100
2.5 3.0
4.0 5.0 5.5
50
0
300
QUIESCENT CURRENT (μA)
T
A
= 25°C
Frequency vs R
OSC
Frequency vs Input Voltage Frequency vs Temperature
R
OSC
(kΩ)
54
0
FREQUENCY (kHz)
500
1500
2000
2500
654 754 854 954
4500
3413 G07
1000
154 254 354 454 554
3000
3500
4000
V
IN
= 3.3V
T
A
= 25°C
INPUT VOLTAGE (V)
2.5
990
FREQUENCY (kHz)
1000
1010
1020
1030
1050
3
3.5 4 4.5
3213 G08
5 5.5
1040
T
A
= 25°C
TEMPERATURE (°C)
–40
990
FREQUENCY (kHz)
992
996
998
1000
1010
1004
0
40
60
3413 G09
994
1006
1008
1002
–20 20
80
100
120
V
IN
= 3.3V
Switch On-Resistance
vs Temperature
Switch On-Resistance
vs Input Voltage Switch Leakage vs Input Voltage
TEMPERATURE (°C)
–40
0
ON-RESISTANCE (mΩ)
20
40
60
80
040
80
120
3413 G04
100
120
–20 20
60
100
PFET
ON-RESISTANCE
NFET
ON-RESISTANCE
V
IN
= 3.3V
INPUT VOLTAGE (V)
2.5
0
ON-RESISTANCE (mΩ)
20
40
60
80
100
120
3 3.5 4 4.5
3413 G05
5
PFET ON-RESISTANCE
NFET ON-RESISTANCE
T
A
= 25°C
INPUT VOLTAGE (V)
2.5
0
LEAKAGE CURRENT (nA)
0.5
1.0
1.5
2.0
2.5
3
3.5 4 4.5
3413 G06
5 5.5
PFET
NFET
T
A
= 25°C