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LTM8025 Datasheet(PDF) 11 Page - Linear Technology

Part No. LTM8025
Description  36V, 3A Step-Down Module Regulator
Download  22 Pages
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Maker  LINER [Linear Technology]
Homepage  http://www.linear.com
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LTM8025 Datasheet(HTML) 11 Page - Linear Technology

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LTM8025
11
8025fc
For more information www.linear.com/LTM8025
applicaTions inForMaTion
Table 1: Recommended Component Values and Configuration (TA = 25°C)
VIN
VOUT
CIN
COUT
RADJ
BIAS
fOPTIMAL
RT(OPTIMAL)
fMAX
RT(MIN)
3.6V to 36V
0.8V
10µF, 50V, 1210
4
× 100µF, 6.3V, 1210
Open
2.8V to 25V
230kHz
182k
250kHz
169k
3.6V to 36V
1V
10µF, 50V, 1210
4
× 100µF, 6.3V, 1210
1.87M
2.8V to 25V
240kHz
174k
285kHz
147k
3.6V to 36V
1.2V
10µF, 50V, 1210
4
× 100µF, 6.3V, 1210
953k
2.8V to 25V
255kHz
162k
315kHz
130k
3.6V to 36V
1.5V
10µF, 50V, 1210
4
× 100µF, 6.3V, 1210
549k
2.8V to 25V
270kHz
154k
360kHz
113k
3.6V to 36V
1.8V
10µF, 50V, 1210
3
× 100µF, 6.3V, 1210
383k
2.8V to 25V
285kHz
147k
420kHz
95.3k
4.1V to 36V
2.5V
4.7µF, 50V, 1206
2
× 100µF, 6.3V, 1210
226k
2.8V to 25V
300kHz
137k
540kHz
71.5k
5.3V to 36V
3.3V
4.7µF, 50V, 1206
100µF, 6.3V, 1210
154k
AUX
345kHz
118k
675kHz
54.9k
7.5V to 36V
5V
4.7µF, 50V, 1206
100µF, 6.3V, 1206
93.1k
AUX
425kHz
93.1k
950kHz
36.5k
10.5V to 36V
8V
4.7µF, 50V, 1206
47µF, 16V, 1210
54.9k
AUX
550kHz
69.8k
1.45MHz
20.5k
16V to 36V
12V
2.2µF, 50V, 1206
22µF, 16V, 1210
34.8k
AUX
760kHz
47.5k
2.3MHz
9.09k
23V to 36V
18V
2.2µF, 50V, 1206
22µF, 25V, 1812
22.6k
AUX
800kHz
44.2k
2.4MHz
8.25k
31V to 36V
24V
1µF, 50V, 1206
22µF, 25V, 1812
16.5k
2.8V to 25V
1MHz
34k
2.4MHz
8.25k
3.6V to 15V
0.8V
10µF, 25V, 1210
4
× 100µF, 6.3V, 1210
Open
VIN
230kHz
182k
575kHz
66.5k
3.6V to 15V
1V
10µF, 25V, 1210
4
× 100µF, 6.3V, 1210
1.87M
VIN
240kHz
174k
660kHz
56.2k
3.6V to 15V
1.2V
10µF, 25V, 1210
4
× 100µF, 6.3V, 1210
953k
VIN
255kHz
162k
760kHz
47.5k
3.6V to 15V
1.5V
10µF, 25V, 1210
4
× 100µF, 6.3V, 1210
549k
VIN
270kHz
154k
840kHz
42.2k
3.6V to 15V
1.8V
10µF, 25V, 1210
4
× 100µF, 6.3V, 1210
383k
VIN
285kHz
147k
1.0MHz
34k
4.1V to 15V
2.5V
4.7µF, 16V, 1206
2
× 100µF, 6.3V, 1210
226k
VIN
300kHz
137k
1.3MHz
23.7k
5.3V to 15V
3.3V
4.7µF, 16V, 1206
100µF, 6.3V, 1206
154k
AUX
345kHz
118k
1.6MHz
17.8k
7.5V to 15V
5V
4.7µF, 16V, 1206
100µF, 6.3V, 1206
93.1k
AUX
425kHz
93.1k
2.4MHz
8.25k
10.5V to 15V
8V
2.2µV, 25V, 1206
47µF, 16V, 1210
54.9k
AUX
550kHz
69.8k
2.4MHz
8.25k
9V to 24V
0.8V
4.7µF, 25V, 1206
4
× 100µF, 6.3V, 1210
Open
VIN
270kHz
154k
360kHz
113k
9V to 24V
1V
4.7µF, 25V, 1206
4
× 100µF, 6.3V, 1210
1.87M
VIN
285kHz
147k
410kHz
97.6k
9V to 24V
1.2V
4.7µF, 25V, 1206
4
× 100µF, 6.3V, 1210
953k
VIN
295kHz
140k
475kHz
82.5k
9V to 24V
1.5V
4.7µF, 25V, 1206
4
× 100µF, 6.3V, 1210
549k
VIN
310kHz
133k
550kHz
69.8k
9V to 24V
1.8V
4.7µF, 25V, 1206
3
× 100µF, 6.3V, 1210
383k
VIN
330kHz
124k
620kHz
60.4k
9V to 24V
2.5V
4.7µF, 25V, 1206
100µF, 6.3V, 1206
226k
VIN
345kHz
118k
800kHz
44.2k
9V to 24V
3.3V
4.7µF, 25V, 1206
100µF, 6.3V, 1206
154k
AUX
425kHz
93.1k
1MHz
34k
9V to 24V
5V
4.7µF, 25V, 1206
47µF, 16V, 1210
93.1k
AUX
500kHz
76.8k
1.4MHz
21.5k
10.5V to 24V
8V
2.2µF, 25V, 1206
22µF, 16V, 1210
54.9k
AUX
590kHz
64.9k
2.2MHz
9.76k
16V to 24V
12V
2.2µF, 50V, 1206
22µF, 16V, 1210
34.8k
AUX
760kHz
47.5k
2.3MHz
9.09k
23V to 24V
18V
2.2µF, 50V, 1206
22µF, 25V, 1812
22.6k
AUX
800kHz
44.2k
2.4MHz
8.25k
18V to 36V
0.8V
1µF, 50V, 1206
4
× 100µF, 6.3V, 1210
Open
2.8V to 25V
230kHz
182k
250kHz
169k
18V to 36V
1V
1µF, 50V, 1206
4
× 100µF, 6.3V, 1210
1.87M
2.8V to 25V
240kHz
174k
285kHz
147k
18V to 36V
1.2V
1µF, 50V, 1206
4
× 100µF, 6.3V, 1210
953k
2.8V to 25V
255kHz
162k
315kHz
130k
18V to 36V
1.5V
1µF, 50V, 1206
4
× 100µF, 6.3V, 1210
549k
2.8V to 25V
270kHz
154k
360kHz
113k
18V to 36V
1.8V
1µF, 50V, 1206
3
× 100µF, 6.3V, 1210
383k
2.8V to 25V
300kHz
137k
420kHz
95.3k
18V to 36V
2.5V
1µF, 50V, 1206
100µF, 6.3V, 1206
226k
2.8V to 25V
345kHz
118k
540kHz
71.5k
18V to 36V
3.3V
1µF, 50V, 1206
100µF, 6.3V, 1206
154k
AUX
385kHz
105k
675kHz
54.9k
18V to 36V
5V
1µF, 50V, 1206
47µF, 16V, 1210
93.1k
AUX
500kHz
76.8k
950kHz
36.5k
18V to 36V
8V
2.2µF, 50V, 1206
22µF, 16V, 1210
54.9k
AUX
550kHz
69.8k
1.45MHz
20.5k
18V to 36V
12V
2.2µF, 50V, 1206
22µF, 16V, 1210
34.8k
AUX
760kHz
47.5k
2.3MHz
9.09k
4.75V to 32V
–3.3V
4.7µF, 50V, 1206
100µF, 6.3V, 1210
154k
AUX
345kHz
118k
675kHz
54.9k
7V to 31V
–5V
4.7µF, 50V, 1206
100µF, 6.3V, 1210
93.1k
AUX
425kHz
93.1k
950kHz
36.5k
15V to 28V
–8V
4.7µF, 50V, 1206
47µF, 16V, 1210
54.9k
AUX
550kHz
69.8k
1.45MHz
20.5k
20V to 24V
–12V
4.7µF, 50V, 1206
22µF, 16V, 1210
34.8k
AUX
760kHz
47.5k
2.3MHz
9.09k
Note: An input bulk capacitance is required. Do not allow VIN + BIAS to exceed 56V. Refer to the Typical Performance Characteristics section for load conditions.


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