Datasheet

LT3501
6
3501fd
External Sync Duty Cycle Range
vs External Sync Frequency
Frequency and Phase vs R
T
/SYNC
Pin Resistance
Switch Saturation Voltage
vs Switch Current
Minimum Boost Voltage
vs Temperature
V
OUT
+ IND Current
vs Temperature
V
OUT
+ IND Current
vs Voltage
Minimum Input Voltage
vs Load Current
FREQUENCY (kHz)
250
DUTY CYCLE (%)
60
80
100
1250
3501 G17
40
20
50
70
90
30
10
0
500
750
1000
1500
MAXIMUM CLOCK
DUTY CYCLE
MINIMUM CLOCK
DUTY CYCLE
RESISTANCE (kΩ)
0 20 40 60 80 100 120 140
FREQUENCY (kHz)
PHASE (DEG)
800
1200
1344 G18
400
100
1600
600
1000
200
1400
170
180
160
150
190
165
175
155
185
FREQUENCY
PHASE
CURRENT (A)
0.5
0
VOLTAGE (mV)
50
150
200
250
2
450
3501 G19
100
1 2.5 31.5 3.5
300
350
400
125°C
25°C
–50°C
TEMPERATURE (°C)
–50 –25
0
VOLTAGE (V)
1.0
2.5
0
50
75
3501 G21
0.5
2.0
1.5
25
100
125
TEMPERATURE (°C)
–50
50
CURRENT (µA)
55
65
70
75
100
85
0
50
75
3501 G22
60
90
95
80
–25
25
100
125
VOLTAGE (V)
0
CURRENT (µA)
60
80
100
1.6
3501 G23
40
20
50
70
90
30
10
0
0.40.2
0.80.6
1.2 1.4 1.8
1.0
2.0
CURRENT (mA)
1
2.0
VOLTAGE (V)
2.5
3.0
3.5
4.0
4.5
5.0
10 100 1000 10000
3501 G24
V
OUT
= 2.5V
RUNNING
Minimum Input Voltage
vs Load Current
Minimum Input Voltage
vs Load Current
CURRENT (mA)
1
4.5
VOLTAGE (V)
5.0
5.5
6.0
6.5
7.0
7.5
10 100 1000 10000
3501 G26
V
OUT
= 5V
RUNNING
CURRENT (mA)
1
3.0
VOLTAGE (V)
3.5
4.0
4.5
5.0
5.5
6.0
10 100 1000 10000
3501 G25
V
OUT
= 3.3V
RUNNING
Typical perForMance characTerisTics