LTC3718EG View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC3718EG' PDF : 20 Pages View PDF
TYPICAL PERFOR A CE CHARACTERISTICS
LTC3718
Frequency vs Input Voltage
450
400
LOAD = 10A
350
300
250
LOAD = 0A
200
150
100
50
VOUT = 1.25V
FIGURE 1 CIRCUIT
0
1.5 1.7 1.9 2.1 2.3 2.5 2.7 2.9
INPUT VOLTAGE (V)
3718 G07
Load-Step Transient
Load Regulation
0
–0.1
VIN = 2.5V
VOUT = 1.25V
–0.2
–0.3
–0.4
–0.5
FIGURE 1 CIRCUIT
–0.6
01234567
LOAD CURRENT (A)
8 9 10
3718 G08
Start-Up Response
VOUT
200mV/DIV
IL
5A/DIV
VOUT
1V/DIV
IL
2A/DIV
VIN = 2.5V
20µs/DIV
VOUT = 1.25V
LOAD = 500mA TO 10A STEP
FIGURE 1 CIRCUIT
3718 G10.eps
VIN = 2.5V
VOUT = 1.25V
4ms/DIV
LOAD = 0.2Ω
FIGURE 1 CIRCUIT
3718 G09.eps
On-Time vs VON Voltage
1000
IION = 30µA
800
600
400
200
0
0
1
2
VON VOLTAGE (V)
3
3718 G11
On-Time vs Temperature
300
IION = 30µA
250
200
150
100
50
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3718 G12
On-Time vs ION Current
10k
VVON = 0V
1k
100
10
1
10
ION CURRENT (µA)
100
3718 G13
3718fa
5
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