Datasheet

LT3507
6
3507fa
TYPICAL PERFORMANCE CHARACTERISTICS
V
IN1
-V
INSW
Voltage Drop vs I
VINSW
Current Limit vs Duty Cycle
Minimum On-Time vs I
SW
RUN Threshold vs Temperature
Minimum Off-Time vs I
SW
TEMPERATURE (°C)
–50
RUN THRESHOLD (V)
1.2
1.0
0.6
0.4
0.2
0.8
0.0
130–10
3507 G10
15090705030 110–30
I
VINSW
(mA)
0
V
IN
–V
INSW
(V)
0.40
0.20
0.30
0.35
0.25
0.15
0.05
0.10
0.00
0.80.4
3507 G11
1.00.60.2
T
A
= 25°C
DUTY CYCLE (%)
0
I
LIM
(A)
4.5
2.0
3.0
3.5
4.0
2.5
1.5
0.5
1.0
0.0
8040
3507 G12
1006020
CHANNEL 1
CHANNELS 2 & 3
T
A
= 25°C
I
SW
(A)
0
MINIMUM ON-TIME (ns)
250
150
200
50
100
0
3507 G13
321
150°C
25°C
–40°C
I
SW
(A)
0
MINIMUM OFF-TIME (ns)
200
150
50
100
0
2 2.51
3507 G14
31.50.5
150°C
25°C
–40°C