LTM8055_15 Datasheet, PDF (6/24 Pages) Linear Technology – 36VIN, 8.5A Buck-Boost Module Regulator

LTM8055
Typical Performance Characteristics T_A = 25°C, unless otherwise noted.
Temperature Rise vs Output
Current (8V_OUT)
100
Temperature Rise vs Output
Current (12V_OUT)
100
Temperature Rise vs Output
Current (18V_OUT)
100
80
60
40
20
5V_IN
12V_IN
24V_IN
36V_IN
0
0
2
4
6
8
10
OUTPUT CURRENT (A)
8055 G19
Temperature Rise vs Output
Current (24V_OUT)
100
80
60
40
20
5V_IN
12V_IN
24V_IN
36V_IN
0
0
2
4
6
OUTPUT CURRENT (A)
8055 G22
80
80
60
60
40
20
5V_IN
12V_IN
24V_IN
36V_IN
0
0
2
4
6
8
OUTPUT CURRENT (A)
8055 G20
40
20
5V_IN
12V_IN
24V_IN
36V_IN
0
0
2
4
6
8
OUTPUT CURRENT (A)
8055 G21
Temperature Rise vs Output
Current (36V_OUT)
100
80
Output Voltage Ripple, Unmodified
DC2017A Demo Board 12V_OUT
24V_IN
6A LOAD
(BUCK)
100mV/DIV
MEASURED WITH HP461N
150MHz AMPLIFIER
60
12V_IN
6A LOAD
(BUCK-BOOST)
100mV/DIV
40
20
5V_IN
12V_IN
24V_IN
36V_IN
6V_IN
3A LOAD
(BOOST)
100mV/DIV
0
0
1
2
3
4
5
OUTPUT CURRENT (A)
8055 G23
0.5µs/DIV
8055 G24
6
Start-Up Behavior, DC2017A,
24V_IN, 3A Resistive Load
NO C_SS
2V/DIV
C_SS = 0.022µF
C_SS = 0.22µF
500µs/DIV
8055 G25
Maximum Output Current vs
CTL Voltage, Unmodified
DC2017A, 12V_IN
8
7
6
5
4
3
2
1
0
0 0.2 0.4 0.6 0.8 1 1.2 1.4
CTL VOLTAGE (V)
8055 G26
8055f
For more information www.linear.com/LTM8055