LTC3416 Linear Technology, LTC3416 Datasheet - Page 4

• Manufacturer Part Number: LTC3416
• Description: 4A/ 4MHz/ Monolithic Synchronous Step-Down Regulator
• Manufacturer: Linear Technology

LTC3416
4
TYPICAL PERFOR A CE CHARACTERISTICS
1090
1070
1050
1030
1010
990
970
950
930
910
–40
Frequency vs Temperature
V
R
IN
OSC
–20
= 3.3V
= 294k
INDUCTOR
0
CURRENT
TEMPERATURE ( C)
2A/DIV
20
V
OUT
98
96
94
92
90
88
86
84
82
80
78
2.5
40
V
f = 2MHz
LOAD STEP = 0A TO 4A
Efficiency vs Input Voltage
Load Step Transient
IN
= 3.3V, V
60
3.0
80
W
OUT
INPUT VOLTAGE (V)
3.5
100
= 1.8V
3416 G07
I
20 s/DIV
I
OUT
OUT
U
120
4.0
= 1A
= 4A
4.5
V
T
A
OUT
400
350
300
250
200
150
100
= 25 C
50
5.0
0
2.25
= 2.5V
DC Supply Current
vs Input Voltage
3416 G10
3416 G12
5.5
2.75
3.25
INPUT VOLTAGE (V)
3.75
4.25
–0.20
–0.40
–0.60
–0.80
–1.00
–1.20
–1.40
4.75
0
0
Load Regulation
Tracking: Start-Up and Shutdown
V
TRACKING 2.5V
IN
5.25
3416 G08
0.5
= 3.3V, V
1.0
OUT
LOAD CURRENT (A)
1.5
= 1.8V
5ms/DIV
100
90
80
70
60
40
30
20
10
2.0
50
0
0.01
Efficiency vs Load Current,
Forced Continuous
2.5
V
V
3.0
V
IN
OUT
IN
= 3.3V
www.DataSheet4U.com
= 2.5V
0.10
LOAD CURRENT (A)
= 1.8V
3.5
3416 G11
3416 G13
V
4.0
IN
= 3.3V
1
V
f = 2MHz
OUT
= 1.8V
3416 G09
3416f
10