ltm4612 Linear Technology Corporation, ltm4612 Datasheet - Page 16
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ltm4612
Manufacturer Part Number
ltm4612
Description
Ultralow Noise 36vin, 15vout, 5a, Dc/dc ?module
Manufacturer
Linear Technology Corporation
Datasheet
1.LTM4612.pdf
(24 pages)
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Table 2. Output Voltage Response Versus Component Matrix (Refer to Figure 20)
TYPICAL MEASURED VALUES
VENDORS
Murata
Murata
LTM4612
APPLICATIONS INFORMATION
Table 3. 12V and 15V Outputs
DERATING CURVE
Figures 11, 13, 15
Figures 11, 13, 15
Figures 11, 13, 15
Figures 12, 14, 16
Figures 12, 14, 16
Figures 12, 14, 16
16
V
(V)
10
10
10
10
12
12
15
15
OUT
5
5
5
5
5
5
2 × 10μF 50V
2 × 10μF 50V
2 × 10μF 50V
2 × 10μF 50V
2 × 10μF 50V
2 × 10μF 50V
2 × 10μF 50V
2 × 10μF 50V
2 × 10μF 50V
2 × 10μF 50V
2 × 10μF 50V
2 × 10μF 50V
2 × 10μF 50V
2 × 10μF 50V
(CERAMIC)
C
IN
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
100μF 50V
100μF 50V
100μF 50V
100μF 50V
100μF 50V
100μF 50V
100μF 50V
100μF 50V
100μF 50V
100μF 50V
100μF 50V
100μF 50V
100μF 50V
100μF 50V
25
(BULK)
PART NUMBER
GRM32ER61C476KEI5L (47μF , 16V)
GRM32ER61C226KE20L (22μF , 16V)
C
0LFM
IN
35
Figure 15. No Heat Sink
with 36V
V
24, 36
24, 36
24, 36
24, 36
24, 36
24, 36
AMBIENT TEMPERATURE (°C)
IN
(V)
45
2 × 22μF 16V
4 × 47μF 16V
2 × 22μF 16V
4 × 47μF 16V
2 × 22μF 16V
4 × 47μF 16V
2 × 22μF 16V
4 × 47μF 16V
2 × 22μF 16V
4 × 47μF 16V
2 × 22μF 16V
4 × 47μF 16V
2 × 22μF 16V
4 × 47μF 16V
200LFM
(CERAMIC)
55
IN
C
OUT1
to 15V
65
POWER LOSS CURVE
400LFM
OUT
75
150μF 25V
150μF 25V
150μF 25V
150μF 25V
150μF 25V
150μF 25V
150μF 25V
Figure 9
Figure 9
Figure 9
Figure 9
Figure 9
Figure 9
(BULK)
C
85
None
None
None
None
None
None
None
OUT2
4612 F15
95
V
(V)
12
12
24
24
36
36
24
24
36
36
24
36
28
36
IN
AIR FLOW (LFM)
VENDORS
Murata
TDK
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
DROOP
200
400
200
400
(mV)
25
111
171
108
153
153
184
178
134
0
0
86
86
83
86
86
86
Figure 16. BGA Heat Sink
with 36V
35
0LFM
AMBIENT TEMPERATURE (°C)
45
PEAK (mV)
PEAK-TO-
156
178
166
169
178
172
209
325
197
288
281
375
338
250
IN
55
200LFM
to 15V
BGA Heat Sink
BGA Heat Sink
BGA Heat Sink
HEAT SINK
65
PART NUMBER
GRM32ER71H106K (10μF , 50V)
C3225X5RIC226M (22μF , 16V)
None
None
None
OUT
RECOVERY
TIME (μs)
75
14.8
14.8
15.2
34.4
400LFM
26
27
25
30
35
35
39
37
70
70
85
4612 F16
95
LOAD STEP
(A/μs)
3
3
3
3
3
3
3
3
3
3
3
3
3
3
θ
JA
12.2
9.3
8.3
8.6
7.7
(°C/W)
13
(kΩ)
13.7
13.7
13.7
13.7
13.7
13.7
6.34
6.34
6.34
6.34
5.23
5.23
4.12
4.12
R
FB
4612f