LTC3832EGN Linear Technology, LTC3832EGN Datasheet - Page 4

• Manufacturer Part Number: LTC3832EGN
• Description: IC DC/DC CTRLR SYNC STPDN 16SSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3832EGN

• 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: 16-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LTC3832/LTC3832-1
TYPICAL PERFOR A CE CHARACTERISTICS
4
2.55
2.54
2.53
2.52
2.51
2.50
2.49
2.48
2.47
2.46
2.45
2.50
2.54
2.53
2.52
2.51
2.49
2.48
2.47
2.46
300
290
360
350
340
330
320
310
280
270
260
250
240
–15
–50
–50
Load Regulation
Output Voltage Temperature Drift
Oscillator Frequency
vs Temperature
FREQSET FLOATING
REFER TO FIGURE 12
OUTPUT = NO LOAD
T
REFER TO FIGURE 12
A
= 25 C
–25
–25
–10
OUTPUT CURRENT (A)
0
0
TEMPERATURE ( C)
TEMPERATURE ( C)
–5
25
25
0
50
50
5
75
75
W
10
100
100
3832 G04
3832 G07
3832 G01
U
125
125
15
50
40
30
20
10
0
–10
–20
–30
–40
–50
0.605
0.604
0.603
0.602
0.597
0.596
0.601
0.600
0.599
0.598
0.595
3
700
600
500
400
300
200
100
Line Regulation
T
0
A
–30
200
180
160
140
120
100
= 25 C
80
60
40
Oscillator Frequency
vs FREQSET Input Current
T
–50
A
Error Amplifier Sink/Source
Current vs Temperature
= 25 C
4
–20
–25
FREQSET INPUT CURRENT ( A)
SUPPLY VOLTAGE (V)
5
–10
0
TEMPERATURE ( C)
25
0
6
50
10
7
75
3832 G02
20
100
3832 G08
8
5
4
3
2
–1
–2
–3
–4
–5
1
0
3830 G05
30
125
2400
2300
2200
2100
2000
1900
1800
1700
1600
1.1
0.5
1.5
1.4
1.3
1.2
1.0
0.9
0.8
0.7
0.6
65
55
50
70
60
– 50
–50
100
Error Amplifier Open-Loop Gain
vs Temperature
Oscillator (V
vs External Sync Frequency
Error Amplifier Transconductance
vs Temperature
T
A
– 25
= 25 C
–25
EXTERNAL SYNC FREQUENCY (kHz)
200
0
0
TEMPERATURE ( C)
TEMPERATURE ( C)
SAWH
25
25
300
– V
50
50
SAWL
75
75
400
sn3832 3832fs
)
100
100
3832 G03
3832 G06
3832 G09
125
125
500