Datasheet

LT8610
7
8610fa
For more information www.linear.com/LT8610
TYPICAL PERFORMANCE CHARACTERISTICS
RT Programmed Switching
Frequency
V
IN
UVLO Bias Pin Current
Bias Pin Current
Switching Waveforms Switching Waveforms
Switching Waveforms
Transient Response Transient Response
SWITCHING FREQUENCY (MHz)
0.2
RT PIN RESISTOR (kΩ)
150
200
250
1.8
8610 G27
100
50
125
175
225
75
25
0
0.6
1
1.4
2.2
TEMPERATURE (°C)
–55
INPUT VOLTAGE (V)
3.4
35
8610 G28
2.8
2.4
–25 5 65
2.2
2.0
3.6
3.2
3.0
2.6
95 125 155
INPUT VOLTAGE (V)
5
BIAS PIN CURRENT (mA)
4.00
4.50
45
8610 G29
3.50
3.00
15
25
35
10
20
30
40
5.00
3.75
4.25
3.25
4.75
V
BIAS
= 5V
V
OUT
= 5V
I
LOAD
= 1A
f
SW
= 700kHz
SWITCHING FREQUENCY (MHz)
0
0
BIAS PIN CURRENT (mA)
2
4
6
8
10
12
0.5 1 1.5 2
8610 G30
2.5
V
BIAS
= 5V
V
OUT
= 5V
V
IN
= 12V
I
LOAD
= 1A
I
L
1A/DIV
V
SW
5V/DIV
500ns/DIV
12V
IN
TO 5V
OUT
AT 1A
8610 G31
I
L
200mA/DIV
V
SW
5V/DIV
500µs/DIV
12V
IN
TO 5V
OUT
AT 10mA
V
SYNC
= 0V
8610 G32
I
L
1A/DIV
V
SW
10V/DIV
500ns/DIV
36V
IN
TO 5V
OUT
AT 1A
8610 G33
I
LOAD
1A/DIV
V
OUT
100mV/DIV
50µs/DIV
0.5A TO 1.5A TRANSIENT
12V
IN
, 5V
OUT
C
OUT
= 47µF
8610 G34
I
LOAD
1A/DIV
V
OUT
200mV/DIV
50µs/DIV
0.5A TO 2.5A TRANSIENT
12V
IN
, 5V
OUT
C
OUT
= 47µF
8610 G35