LTC3458EDE#PBF Linear Technology, LTC3458EDE#PBF Datasheet - Page 6

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

Specifications of LTC3458EDE#PBF

• 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
• Dc To Dc Converter Type: Step Up
• Pin Count: 12
• Input Voltage: 6V
• Output Voltage: 2 to 7.5V
• Switching Freq: 1.15MHz
• Output Current: 1.6A
• Efficiency: 93%
• Package Type: DFN EP
• Output Type: Adjustable
• Switching Regulator: Yes
• Mounting: Surface Mount
• Input Voltage (min): 1.5V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Primary Input Voltage: 6V
• No. Of Outputs: 1
• No. Of Pins: 12
• Operating Temperature Range: -40°C To +85°C
• Msl: MSL 1 - Unlimited
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Compliant

TYPICAL PERFOR A CE CHARACTERISTICS
LTC3458
6
200mA/DIV
200mV/DIV
200mA/DIV
200mA/DIV
200mV/DIV
500mV/DIV
5V/DIV
2V/DIV
BURST
LOAD
SYNC
V
V
SW
OUT
OUT
I
I
I
L
L
L
Sync Operation at 1.33MHz
Burst Mode Operation 10mA to
50mA Load Step
10mA to 200mA Load Step
Showing UV Trip
V
V
R
V
V
L = 10μH
C
IN
OUT
IN
OUT
OUT
OSC
= 3.3V
= 3.3V
= 7V
= 5V
= 22μF
= 200k
W
–4%
500ns/DIV
200μs/DIV
200μs/DIV
U
V
V
L = 10μH
C
R
50mA
10mA
0mA
IN
OUT
BURST
BURST
= 3.3V
= 5V
= 0.015μF
= 133k
FREQUENCY
500mV/DIV
200mV/DIV
200mV/DIV
500mA/DIV
200mV/DIV
200mA/DIV
0.5A/DIV
BURST
BURST
COMP
1V/DIV
FIXED
LOAD
V
V
V
OUT
OUT
OUT
I
I
I
L
L
L
FF Mode 100-300mA Load Step
V
V
R
CC1 = 270pF
CC2 = 10pF
C
Auto Mode 10mA to 100mA Load
Step
V
V
L = 10μH
C
R
Forced BURST to FF Mode
Switch with 50mA Load
IN
OUT
OUT
IN
OUT
BURST
Z
BURST
= 33K
= 3.3V
= 3.3V
= 5V
= 22μF
= 5V
= 0.015μF
= 133k
L = 10μH
F = 1MHz
200μs/DIV
200μs/DIV
500μs/DIV
V
V
L = 10μH
R
CC1 = 270pF
CC2 = 10pF
C
0mA
100mA
10mA
IN
OUT
OUT
Z
= 33k
= 3.3V
= 5V
= 22μF
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