LTC3832-1ES8#TR Linear Technology, LTC3832-1ES8#TR Datasheet - Page 5

• Manufacturer Part Number: LTC3832-1ES8#TR
• Description: IC CTRLR DC/DC SYNC BUCK 8-SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3832-1ES8#TR

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 2.5V
• Current - Output: 20A
• Frequency - Switching: 300kHz
• Voltage - Input: 3 ~ 8 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

TYPICAL PERFOR A CE CHARACTERISTICS
100
99
98
97
96
95
94
93
91
3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.0
92
20
19
18
17
16
15
14
13
12
11
10
–50
–50
–50
Maximum G1 Duty Cycle
vs Temperature
Output Current Limit Threshold
vs Temperature
Undervoltage Lockout Threshold
Voltage vs Temperature
V
REFER TO FIGURE 3
REFER TO FIGURE 12 AND NOTE 10 OF
THE ELECTRICAL CHARACTERISTICS
FB
–25
–25
–25
= 0V
0
0
0
TEMPERATURE ( C)
TEMPERATURE ( C)
TEMPERATURE ( C)
25
25
25
50
50
50
75
75
75
W
100
100
100
3832 G10
3832 G13
3832 G16
U
125
125
125
–10
–11
–12
–13
–14
–15
–16
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
–8
–9
20
18
16
14
12
10
8
6
4
– 50
– 50
–50
I
vs Temperature
Soft-Start Source Current
vs Temperature
V
vs Temperature
MAX
FREQSET FLOATING
CC
– 25
– 25
–25
Operating Supply Current
Sink Current
0
0
0
TEMPERATURE ( C)
TEMPERATURE ( C)
TEMPERATURE ( C)
25
25
25
50
50
50
75
75
75
100
100
100
3832 G17
3832 G11
3830 G14
125
125
125
LTC3832/LTC3832-1
1.00
2.00
1.75
1.50
1.25
0.75
0.50
0.25
3.0
2.5
2.0
1.5
1.0
0.5
90
80
70
60
50
40
20
30
10
0
0
0
–150
0
0
Output Overcurrent Protection
Soft-Start Sink Current
vs (V
PV
vs Oscillator Frequency
T
T
T
REFER TO FIGURE 12
A
A
A
WITH 1000pF,
CC
2
= 25 C
PV
= 25 C
= 25 C
–125
G1 AND G2
CC1,2
IFB
OSCILLATOR FREQUENCY (kHz)
Supply Current
100
LOADED
4
– V
OUTPUT CURRENT (A)
= 5V
–100
6
V
IMAX
IFB
G1 AND G2 LOADED
200
8
– V
)
–75
10
WITH 6800pF,
PV
IMAX
CC1,2
12
300
(mV)
–50
= 12V
14
WITH 6800pF,
PV
G1 AND G2
LOADED
CC1,2
sn3832 3832fs
16
400
–25
3832 G18
= 5V
18
3832 G12
3832 G15
5
500
20
0