LT8300
Typical perForMance characTerisTics
EN/UVLO Enable Threshold
1.240
1.235
1.230
V
EN/UVLO
(V)
I
HYS
(µA)
1.225
1.220
1.215
1.210
1.205
1.200
–50 –25
0
25 50 75 100 125 150
TEMPERATURE (°C)
8300 G10
T
A
= 25°C, unless otherwise noted.
EN/UVLO Hysteresis Current
5
105
104
4
103
102
I
RFB
(µA)
3
101
100
99
98
1
97
96
0
–50 –25
0
25 50 75 100 125 150
TEMPERATURE (°C)
8300 G11
R
FB
Regulation Current
2
95
–50 –25
0
25 50 75 100 125 150
TEMPERATURE (°C)
8300 G12
R
DS(ON)
25
Switch Current Limit
300
MAXIMUM CURRENT LIMIT
250
FREQUENCY (kHz)
200
I
SW
(mA)
1000
Maximum Switching Frequency
20
RESISTANCE (Ω)
800
15
600
150
100
50
0
–50 –25
MINIMUM CURRENT LIMIT
10
400
5
200
0
–50 –25
0
25 50 75 100 125 150
TEMPERATURE (°C)
8300 G13
0
25 50 75 100 125 150
TEMPERATURE (°C)
8300 G14
0
–50 –25
0
25 50 75 100 125 150
TEMPERATURE (°C)
8300 G15
Minimum Switching Frequency
20
400
Minimum Switch-On Time
400
Minimum Switch-Off Time
16
FREQUENCY (kHz)
300
TIME (ns)
TIME (ns)
0
25 50 75 100 125 150
TEMPERATURE (°C)
8300 G17
300
12
200
200
8
4
100
100
0
–50 –25
0
25 50 75 100 125 150
TEMPERATURE (°C)
8300 G16
0
–50 –25
0
–50 –25
0
25 50 75 100 125 150
TEMPERATURE (°C)
8300 G18
8300f
5
LINER [ LINEAR TECHNOLOGY ]
