LTC3458EDE#TRPBF Linear Technology, LTC3458EDE#TRPBF Datasheet - Page 5

• Manufacturer Part Number: LTC3458EDE#TRPBF
• Description: IC CONV DC/DC SYNC BOOST 12DFN
• Manufacturer: Linear Technology
• Type: Step-Up (Boost)r

Specifications of LTC3458EDE#TRPBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 2 ~ 7.5 V
• Current - Output: 1.4A
• Frequency - Switching: 1.5MHz
• Voltage - Input: 1.5 ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 12-DFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

TYPICAL PERFOR A CE CHARACTERISTICS
100mV/DIV
200mA/DIV
100mA/DIV
0.5A/DIV
2V/DIV
5V/DIV
2V/DIV
V
SW
OUT
SW
SW
I
I
I
L
L
L
Over-Current with 1.5A I
Fixed Frequency (FF)
Discontinuous Current
Burst Mode Operation Close-Up
V
V
L = 10μH
V
V
L = 10μH
R
V
V
L = 10μH
C
C
IN
OUT
IN
OUT
ILIM
IN
OUT
OUT
FF
= 3.3V
= 3.3V
= 3.3V
= 22pF
= 7V
= 7V
= 7V
= 22μF
= 133k
200ns/DIV
W
2μs/DIV
1μs/DIV
U
LIMIT
0mA
0mA
0mA
200mA/DIV
200mV/DIV
100mV/DIV
200mA/DIV
200mA/DIV
2V/DIV
5V/DIV
2V/DIV
2V/DIV
V
V
SW
OUT
SW
OUT
V
SS
I
I
IN
I
L
L
L
Fixed Frequency (FF)
Continuous Current
Burst Mode Operation
V
V
L = 10μH
C
C
Soft-Start into 50Ω Load
V
V
L = 10μH
V
V
L = 10μH
IN
OUT
IN
OUT
OUT
FF
IN
OUT
= 3.3V
= 22pF
= 3.3V
= 3.3V
= 7V
= 22μF
= 7V
= 7V
200ns/DIV
50μs/DIV
5ms/DIV
LTC3458
0mA
0mA
3458fa
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