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LTM4671 Datasheet(PDF) 28 Page - Analog Devices

Part # LTM4671
Description  Quad DC/DC 關Module Regulator with Configurable Dual 12A, Dual 5A Output Array
PDF  36 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTM4671 Datasheet(HTML) 28 Page - Analog Devices

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LTM4671
28
Rev. B
For more information www.analog.com
Table 2. Different Output, Junction-to-Ambient Thermal Resistance (θJA)
DERATING CURVE
VIN (V)
POWER LOSS CURVE
AIRFLOW (LFM)
HEAT SINK
θJA(°C/W)
Figure 27
5, 12
Figure 10 to Figure 16
0
None
8.5
Figure 27
5, 12
Figure 10 to Figure 16
200
None
7
Figure 27
5, 12
Figure 10 to Figure 16
400
None
6.5
Figure 28
5, 12
Figure 10 to Figure 16
0
BGA Heat Sink
8
Figure 28
5, 12
Figure 10 to Figure 16
200
BGA Heat Sink
6
Figure 28
5, 12
Figure 10 to Figure 16
400
BGA Heat Sink
5.5
Table 3. Output Voltage Response vs Component Matrix (Refer to Figure 30) 0A to 4A Load Step Typical Measured Values
CIN (CERAMIC)
COUT (CERAMIC)
COUT (BULK)
VENDORS VALUE
PART NUMBER
VENDORS
VALUE
PART NUMBER
VENDORS
VALUE
PART NUMBER
Murata
22μF, 25V, X5R, 1206 GRT31CR61E226ME01L Murata
47μF, 6.3V, X5R, 0805
GRM21BR60J476ME15K Panasonic
680μF, 6.3V, 25mΩ 6TPE330ML
Murata
22μF, 25V, X5R, 1210 GRM32ER61E226KE15K Murata
100μF, 6.3V, X5R, 1210 GRM32ER60J107ME20L
Taiyo Yuden 22μF, 25V, X5R, 1206 TMK316BBJ226ML-T
Taiyo Yuden 47μF, 6.3V, X5R, 0805
JMK212BBJ476MG-T
Taiyo Yuden 100μF, 6.3V, X5R, 1210 JMK325BJ107MM-T
CH0 and CH3 Transient Response
VOUT
(V)
CIN
(CERAMIC)
(μF)
CIN*
(BULK)
COUT1
(CERAMIC)
(μF)
COUT2
(BULK)
(μF)
CTH
(pF)
RTH
(kΩ)
CFF
(pF)
VIN
(V)
P-P
DERIVATION
(mV)
RECOVERY
TIME (μs)
LOAD
STEP
(A)
LOAD STEP
SLEW RATE
(A/μs)
RFB
(k)
1
22 × 2
100
100 × 3
NA
1500
5
33
5, 12
79.7
30
3
10
90.9
1
22 × 2
100
100
330
1000
8
NA
5, 12
76.3
30
3
10
90.9
1.2
22 × 2
100
100 × 3
NA
1500
5
33
5, 12
83.7
30
3
10
60.4
1.2
22 × 2
100
100
330
1000
8
NA
5, 12
80
30
3
10
60.4
1.5
22 × 2
100
100 × 3
NA
1500
5
33
5, 12
90.4
30
3
10
40.2
1.5
22 × 2
100
100
330
1000
8
NA
5, 12
89.7
40
3
10
40.2
1.8
22 × 2
100
100 × 3
NA
1500
5
33
5, 12
103.8
30
3
10
30.1
1.8
22 × 2
100
100
330
1000
8
NA
5, 12
99.1
40
3
10
30.1
2.5
22 × 2
100
100
330
1000
8
NA
5, 12
147.3
50
3
10
19.1
3.3
22 × 2
100
100
330
1000
8
NA
5, 12
203
50
3
10
13.3
CH1 and CH2 Transient Response
VOUT
(V)
CIN
(CERAMIC)
(μF)
CIN*
(BULK)
COUT1
(CERAMIC)
(μF)
COUT2
(BULK)
(μF)
CTH
(pF)
RTH
(kΩ)
CFF
(pF)
VIN
(V)
P-P
DERIVATION
(mV)
RECOVERY
TIME (μs)
LOAD
STEP
(A)
LOAD STEP
SLEW RATE
(A/μs)
RFB
(k)
1
22
100
47 × 2
NA
Internal Internal
100
5, 12
56.9
50
1.25
10
90.9
1.2
22
100
47 × 2
NA
Internal Internal
100
5, 12
57.8
60
1.25
10
60.4
1.5
22
100
47 × 2
NA
Internal Internal
100
5, 12
62.3
60
1.25
10
40.2
1.8
22
100
47 × 2
NA
Internal Internal
100
5, 12
67.6
70
1.25
10
30.1
2.5
22
100
47 × 2
NA
Internal Internal
100
5, 12
85.7
70
1.25
10
19.1
3.3
22
100
47 × 2
NA
Internal Internal
100
12
115
70
1.25
10
13.3
5
22
100
47 × 2
NA
Internal Internal
100
12
167
70
1.25
10
8.25
*Optional
APPLICATIONS INFORMATION



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