LTC3404EMS8 Linear Technology, LTC3404EMS8 Datasheet - Page 4

• Manufacturer Part Number: LTC3404EMS8
• Description: IC REG STP-DWN SYNC HI-EFF 8MSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3404EMS8

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 6 V
• Current - Output: 600mA
• Frequency - Switching: 1.4MHz
• Voltage - Input: 2.65 ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LTC3404
TYPICAL PERFOR A CE CHARACTERISTICS
4
1.55
1.50
1.45
1.40
1.35
1.30
1.25
90
85
80
75
70
65
60
80
95
90
75
70
60
0.1
–50
2
Efficiency vs Input Voltage
Efficiency vs Output Current
Oscillator Frequency
vs Temperature
Burst Mode OPERATION
V
L = 4.7μH
I
V
OUT
I
OUT
V
OUT
IN
IN
–25
= 3.6V
= 6V
= 100mA
= 2.5V
= 1mA
3
V
IN
1
OUTPUT CURRENT (mA)
V
IN
= 4.2V
0
INPUT VOLTAGE (V)
TEMPERATURE (°C)
4
= 3.6V
I
OUT
25
= 300mA
10
5
50
I
OUT
I
OUT
6
V
IN
75
= 10mA
100
= 0.1mA
V
L = 4.7μH
= 3V
W
OUT
7
100
= 1.8V
3404 G04
3404 G01
3404 G06
U
1000
125
8
1.55
1.50
1.45
1.40
1.35
1.30
100
1.25
100
90
80
70
60
50
40
30
20
10
95
90
85
80
75
70
65
0
0.1
0.1
Efficiency vs Output Current
2
Efficiency vs Output Current
Oscillator Frequency
vs Supply Voltage
V
IN
V
= 3.6V
IN
V
= 3.6V
IN
1
OUTPUT CURRENT (mA)
1
OUTPUT CURRENT (mA)
V
= 4.2V
SUPPLY VOLTAGE (V)
IN
V
4
IN
= 4.2V
V
= 3.6V
IN
PULSE SKIPPING MODE
Burst Mode OPERATION
V
L = 4.7μH
= 4.2V
10
10
OUT
= 1.8V
V
6
IN
100
= 6V
V
L = 4.7μH
100
OUT
= 3.1V
3404 G07
3404 G02
3404 G4a
1000
1000
8
0.814
0.809
0.804
0.799
0.794
0.789
0.784
1.83
1.81
1.80
1.79
1.77
1.76
1.75
1.82
1.78
90
85
80
75
70
65
60
55
50
0.1
Efficiency vs Output Current
–50
Burst Mode OPERATION
V
V
Reference Voltage
vs Temperature
0
Output Voltage vs Load Current
L = 4.7μH
PULSE SKIPPING MODE
V
L = 4.7μF
IN
OUT
V
IN
IN
= 6V
–25
= 3.6V
= 3.6V
= 2.5V
200
L = 3.5μH
1
OUTPUT CURRENT (mA)
LOAD CURRENT (mA)
0
TEMPERATURE (°C)
25
400
10
50
600
75
100
100
800
3404 G03
3404 G08
3404 G05
3404fb
1000
125