LTC1700EMS#TR Linear Technology, LTC1700EMS#TR Datasheet - Page 4

• Manufacturer Part Number: LTC1700EMS#TR
• Description: IC DC/DC CONTRLR STP-UP 10-MSOP
• Manufacturer: Linear Technology
• Type: Step-Up (Boost)r

Specifications of LTC1700EMS#TR

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Current - Output: 1A
• Frequency - Switching: 530kHz
• Voltage - Input: 0.9 ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Output: -
• Power - Output: -
• Other names: LTC1700EMSTR

LTC1700
4
TYPICAL PERFORMANCE CHARACTERISTICS
100
90
80
70
60
90
80
70
60
50
40
30
6
5
4
3
2
1
0
0.001
– 55
– 55 –35 –15
3.3V Output Efficiency, Circuit of
Figure 1 with Burst Mode
Operation
Maximum Current Sense Voltage
vs Temperature
RUN/SS Current vs Temperature
–35
–15
V
IN
0.01
TEMPERATURE (°C)
TEMPERATURE (°C)
LOAD CURRENT (A)
= 2.7V
5
5
25
25
V
IN
45
45
= 2V
0.1
65
65
W
85 105
85
105
1700 G04
1700 G10
1700 G7
1.0
U
125
125
1.08
1.06
1.04
1.02
1.00
0.98
0.96
0.94
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
100
– 55 –35 –15
90
80
70
60
50
40
30
0
0.001
Normalized Oscillator Frequency
vs Temperature
– 55 –35 –15
Start-Up Current Limit vs
Temperature
3.3V Output Efficiency, Circuit of
Figure 1 with Burst Mode
Operation Inhibited
TEMPERATURE (°C)
0.01
TEMPERATURE (°C)
V
5
LOAD CURRENT (A)
IN
5
= 2.7V
25
25
45
45
0.1
65
V
65
IN
85
= 2V
85
105
1700 G5
105
1700 F16
1700 G8
1.0
125
125
A/C COUPLED
1.4
1.2
1.0
0.8
0.6
0.4
0.2
INDUCTOR
(0.2V/DIV)
CURRENT
VOLTAGE
0
(2A/DIV)
– 55 –35 –15
OUTPUT
100
Minimum Operating Voltage
vs Temperature
90
80
70
60
50
40
0.001
Efficiency vs Load Current
(Burst Mode Operation Disabled)
V
V
Load Step Transient Response
Burst Mode Operation Enabled
IN
OUT
= 3.3V
= 5V
TEMPERATURE (°C)
START-UP
CIRCUIT
MAIN
CONTROLLER
5
0.01
LOAD CURRENT (A)
25
V
V
LOAD STEP = 100mA TO 1.7A
IN
SYNC
= 4.2V
45
= V
2A/DIV
IN
65
0.1
V
IN
85
= 3.3V
105
1700 G6
125
1700 G09
1.0
1700fa
2.28
2.26
2.24
2.22
2.20
2.18
2.16
2.14
1700 G12