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LTC3458 Datasheet(PDF) 14 Page - Linear Technology

Part # LTC3458
Description  1.4A, 1.5MHz Synchronous Step-Up DC/DC Converter with Output Disconnect
PDF  16 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC3458 Datasheet(HTML) 14 Page - Linear Technology

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LTC3458
14
3458f
TYPICAL APPLICATIO S
VIN
GND/PGND
SHDN
SYNC
RT
ILIM
SW
VOUT
FB
COMP
SS
BURST
LTC3458
Li-Ion
2.5V to 4.2V
2.2µF
WURTH
12µH
774775112
ON OFF
243k
124k
133k
324k
33k
0.01µF
0.01µF
560pF
10pF
10pF
1M
22µF
X5R
VOUT
5V
450mA
3458 TA03a
VIN
GND/PGND
SHDN
SYNC
RT
ILIM
SW
VOUT
FB
COMP
SS
BURST
LTC3458
2 ALKALINE
1.8V to 3.3V
2.2µF
WURTH
12µH
774775112
ON OFF
243k
124k
133k
324k
33k
0.01µF
0.01µF
560pF
10pF
1M
22µF
X5R
VOUT
5V
200mA
3458 TA04a
10pF
VIN
GND/PGND
SHDN
SYNC
RT
ILIM
SW
VOUT
FB
COMP
SS
BURST
LTC3458
Li-Ion
2.5V to 4.2V
2.2µF
COEV
10µH
DQ7545
ON OFF
200k
124k
133k
316k
33k
0.01µF
0.01µF
560pF
10pF
1.5M
22µF
X5R
VOUT
7V
250mA
3458 TA05a
10pF
Lithium-Ion to 5V, 500mA at 850kHz
Two Cell to 5VOUT, 200mA at 850kHz
Lithium-Ion Battery to 7VOUT, 250mA at 1MHz
LOAD CURRENT (mA)
100
95
90
85
80
75
70
65
0.1
10
100
1000
3458 TA03b
1
4.2VIN
3.6VIN
2.5VIN
LOAD CURRENT (mA)
100
95
90
85
80
75
70
65
0.1
10
100
1000
3458 TA04b
1
3.3VIN
1.8VIN
LOAD CURRENT (mA)
100
95
90
85
80
75
70
65
0.1
10
100
1000
3458 TA05b
1
4.2VIN
3.6VIN
2.5VIN
Li-Ion to 5VOUT
Two Alkaline to 5VOUT
Li-Ion to 7VOUT



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