LTC3414 LINER [Linear Technology], LTC3414 Datasheet - Page 3

• Manufacturer Part Number: LTC3414
• Description: 4A, 4MHz, Monolithic Synchronous Step-Down Regulator
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFOR A CE CHARACTERISTICS
0.800
0.799
0.798
0.797
0.795
1090
1070
1050
1030
1010
0.796
990
970
950
930
910
20
18
16
14
12
10
8
6
4
2
0
2.25
–40
–40
Switch Leakage vs Input Voltage
V
T
Frequency vs Temperature
V
R
REF
A
IN
OSC
–20
= 25 C
–20
2.75
= 3.3V
vs Temperature, V
= 294k
NFET
0
0
3.25
INPUT VOLTAGE (V)
TEMPERATURE ( C)
TEMPERATURE ( C)
20
20
3.75
40
40
60
4.25
60
80 100 120
IN
80
4.75
W
= 3.3V
PFET
100
5.25
3414 G01
3414 G04
3414 G07
120
U
140
7000
6000
5000
4000
3000
2000
1000
350
300
250
200
150
100
90
80
70
60
50
40
30
20
10
50
0
0
0
2.25 2.75 3.25 3.75 4.25 4.75 5.25 5.75
2.25
25
Switch On-Resistance vs
Input Voltage
DC Supply Current vs Input
Voltage
Frequency vs R
T
125
A
= 25 C
2.75
225
ACTIVE
3.25
325 425
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
PFET
SLEEP
R
3.75
OSC
NFET
OSC
525
(k)
4.25
625
725
4.75
V
T
T
825
IN
A
A
= 25 C
= 25 C
= 3.3V
3414 G02
3414 G05
5.25
3414 G08
925
1040
1020
1000
980
960
940
920
900
120
100
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
80
60
40
20
0
0
2.25
–40
0
Switch On-Resistance vs
Temperature, V
Frequency vs Input Voltage
Minimum Peak Inductor Current
vs Burst Clamp Voltage
V
T
R
T
–25
A
IN
A
OSC
0.1
= 25 C
2.75
= 25 C
= 3.3V
–10 5 20 35 50 65 80 95 110 125
= 294k
BURST CLAMP VOLTAGE (V)
0.2
PFET
3.25
INPUT VOLTAGE (V)
TEMPERATURE ( C)
0.3
3.75
LTC3414
IN
0.4
NFET
= 3.3V
4.25
0.5
4.75
0.6
0.7
5.25
3414 G06
3414 G09
3414 G03
3
3414f
0.8