
LTC4260
6
4260f
TYPICAL PERFOR U
Current Limit Sense Voltage
vs FB Voltage
Current Limit Propagation Delay
vs Sense Voltage
I
GATE
Pull Up vs Temperature
T
A
= 25
°
C, V
DD
= 48V unless otherwise noted.
FB VOLTAGE (V)
0
0
C
D
S
)
10
20
30
40
1
2
3
4
4260 G07
50
60
0.5
1.5
2.5
3.5
CURRENT LIMIT SENSE VOLTAGE (V
DD
– V
SENSE
) (mV)
0
0.1
C
μ
s
1
10
100
1000
50
100
150
200
4260 G08
250
300
350
TEMPERATURE (
°
C)
–50
–10
I
G
μ
A
–15
–20
–25
–25
0
25
50
4260 G09
75
100
Gate Drive vs I
GATE
Gate Drive vs Temperature
I
GATE
(
μ
A)
0
G
G
S
)
8
10
12
–20
4260 G10
6
4
0
–5
–10
–15
2
16
14
V
DD
= 80V
V
DD
= 48V
V
DD
= 12V
Gate Drive vs V
DD
V
DD
(V)
5
G
G
S
)
12
14
16
20
30
4260 G11
10
8
10
15
25
35
85
°
C
25
°
C
–40
°
C
40
6
4
TEMPERATURE (
°
C)
–50
11
G
G
S
)
12
13
14
15
16
–25
0
25
50
4260 G12
75
100
ADC Total Unadjusted Error
vs Code (ADIN Pin)
CODE
0
A
0
1
256
4260 G14
–1
–2
64
128
192
2
TIMER Pull-Up Current
vs Temperature
TEMPERATURE (
°
C)
–50
–90
T
μ
A
–95
–100
–105
–110
–25
0
25
50
4260 G06
75
100
GPIO V
OUT
Low vs I
LOAD
I
LOAD
(mA)
0
14
12
10
8
6
4
2
0
30
50
4260 G13
10
20
40
60
G
O