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LTC3458LEDE 数据表(PDF) 6 Page - Linear Technology

部件名 LTC3458LEDE
功能描述  1.7A, 1.5MHz Synchronous Step-Up DC/DC Converter with Output Disconnect
PDF  16 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC3458LEDE 数据表(HTML) 6 Page - Linear Technology

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LTC3458L
6
3458lf
TYPICAL PERFOR A CE CHARACTERISTICS
FF Mode 100-300mA Load Step
Sync Operation at 1.33MHz
Burst Mode Operation 10mA to
50mA Load Step
Auto Mode 10mA to 100mA Load
Step
10mA to 200mA Load Step
Showing UV Trip
Forced BURST to FF Mode
Switch with 50mA Load
BURST
1V/DIV
VOUT
200mV/DIV
LOAD
IL
200mA/DIV
500
µs/DIV
100mA
10mA
VOUT
200mV/DIV
VOUT
200mV/DIV
IL
200mA/DIV
IL
500mA/DIV
200
µs/DIV
200
µs/DIV
FIXED
FREQUENCY
BURST
–4%
SW
5V/DIV
SYNC
2V/DIV
IL
200mA/DIV
500ns/DIV
COMP
500mV/DIV
BURST
500mV/DIV
VOUT
200mV/DIV
VOUT
200mV/DIV
LOAD
IL
200mA/DIV
IL
0.5A/DIV
200
µs/DIV
200
µs/DIV
50mA
10mA
VIN = 3.3V
VOUT = 5V
RT = 200k
VIN = 3.3V
VOUT = 5V
L = 10
µH
COUT = 22µF
RILIM = 110k
VIN = 3.3V
VOUT = 5V
L = 10
µH
CBURST = 0.015µF
RBURST = 133k
RILIM = 110k
VIN = 3.3V
VOUT = 5V
L = 10
µH
CBURST = 0.015µF
RBURST = 133k
RILIM = 110k
VIN = 3.3V
VOUT = 5V
RZ = 33K
CC1 = 270pF
CC2 = 10pF
COUT = 22µF
0mA
0mA
VIN = 3.3V
VOUT = 5V
L = 10
µH
RZ = 33k
CC1 = 270pF
CC2 = 10pF
COUT = 22µF
RILIM = 110k
L = 10
µH
F = 1MHz
3458L G20
3458L G21
3458L G22
3458L G23
3458L G24
3458L G25
(TA = 25°C unless otherwise specified)



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