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LTC2974 数据表(PDF) 69 Page - Linear Technology

部件名 LTC2974
功能描述  Dual 13A or Single 26A 關Module Regulator with Digital Power System Management
Download  136 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC2974 数据表(HTML) 69 Page - Linear Technology

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LTM4676A
69
4676afa
For more information www.linear.com/LTM4676A
applicaTions inForMaTion
VOUTn
(V)
VINn
(V)
REF.
CIRCUIT*
COUTHn
(CERAMIC
OUTPUT
CAP)
COUTLn
(BULK
OUTPUT
CAP)
CONNECT
COMPna TO
COMPnb?
(INTERNAL LOOP
COMP)
RTHn
(EXT
LOOP
COMP)
(kΩ)
CTHn
(EXT
LOOP
COMP)
(nF)
fSW
(kHz)
FSWPHCFG
PIN-
STRAP,
RESISTOR
TO SGND
(Table 4)
(kΩ)
VOUTn CFG
PIN-
STRAP
RESISTOR
TO SGND
(Table 2)
(kΩ)
VTRIMnCFG
PIN-
STRAP,
RESISTOR
TO SGND
(Table 3)
(kΩ)
TRANS-
IENT
DROOP
(0A TO
6.5A)
(mV)
PK-PK
DEVI-
ATION
(0A TO
6.5A
TO 0A)
(mV)
RECOV-
ERY
TIME
(µs)
0.9
5 Test Ckt. 2 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
350
22.6
1.65
None
42
79
45
0.9
5 Test Ckt. 2 100µF × 3
330µF No. Use RTH, CTH 4.12
2.2
350
22.6
1.65
None
91
162
40
0.9
12 Test Ckt. 1 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
350
22.6
1.65
None
42
79
45
0.9
12 Test Ckt. 1 100µF × 3
330µF No. Use RTH, CTH 4.12
2.2
350
22.6
1.65
None
91
162
40
0.9
24 Test Ckt. 1 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
250
32.4
1.65
None
45
85
45
0.9
24 Test Ckt. 1 100µF × 3
330µF No. Use RTH, CTH 4.12
2.2
350
22.6
1.65
None
94
165
40
1
5 Test Ckt. 2 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
350
22.6
2.43
0
44
85
45
1
5 Test Ckt. 2 100µF × 3
330µF No. Use RTH, CTH 4.22
2.2
350
22.6
2.43
0
90
160
40
1
12 Test Ckt. 1 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
350
22.6
2.43
0
44
85
45
1
12 Test Ckt. 1 100µF × 3
330µF No. Use RTH, CTH 4.22
2.2
350
22.6
2.43
0
90
160
40
1
24 Test Ckt. 1 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
250
32.4
2.43
0
47
90
45
1
24 Test Ckt. 1 100µF × 3
330µF No. Use RTH, CTH 4.22
2.2
350
22.6
2.43
0
93
164
40
1.2
5 Test Ckt. 2 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
350
22.6
3.24
0
45
85
45
1.2
5 Test Ckt. 2 100µF × 3
330µF No. Use RTH, CTH 4.42
2.2
350
22.6
3.24
0
89
149
40
1.2
12 Test Ckt. 1 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
350
22.6
3.24
0
45
85
45
1.2
12 Test Ckt. 1 100µF × 3
330µF No. Use RTH, CTH 4.42
2.2
350
22.6
3.24
0
89
149
40
1.2
24 Test Ckt. 1 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
350
22.6
3.24
0
48
81
45
1.2
24 Test Ckt. 1 100µF × 3
330µF No. Use RTH, CTH 4.42
2.2
350
22.6
3.24
0
92
154
40
1.5
5 Test Ckt. 2 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
350
22.6
4.22
None
45
85
45
1.5
5 Test Ckt. 2 100µF × 3
330µF No. Use RTH, CTH 4.75
2.2
350
22.6
4.22
None
89
149
40
1.5
12 Test Ckt. 1 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
350
22.6
4.22
None
45
85
45
1.5
12 Test Ckt. 1 100µF × 3
330µF No. Use RTH, CTH 4.75
2.2
350
22.6
4.22
None
89
149
40
1.5
24 Test Ckt. 1 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
425
18.0
4.22
None
48
91
45
1.5
24 Test Ckt. 1 100µF × 3
330µF No. Use RTH, CTH 4.75
2.2
350
22.6
4.22
None
93
156
40
1.8
5 Test Ckt. 2 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
425
18.0
6.34
0
45
85
45
1.8
5 Test Ckt. 2 100µF × 3
330µF No. Use RTH, CTH 4.99
2.2
500
None
6.34
0
88
144
40
1.8
12 Test Ckt. 1 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
500
None
6.34
0
45
85
45
1.8
12 Test Ckt. 1 100µF × 3
330µF No. Use RTH, CTH 4.99
2.2
500
None
6.34
0
88
144
40
1.8
24 Test Ckt. 1 100µF × 7
None
Yes, cf. Fig. 69
N/A
N/A
500
None
6.34
0
48
92
45
Table 20. LTM4676 Channel Output Voltage Response vs Component Matrix. 6.5A Load-Stepping at 6.5A/µs. Typical Measured Values
COUTH VENDORS PART NUMBER
COUTL
VENDORS
PART NUMBER
AVX
12106D107MAT2A (100µF, 6.3V, 1210 Case Size)
Sanyo POSCAP 6TPF330M9L (330µF, 6.3V, 9mΩ ESR, D3L Case Size)
Murata
GRM32ER60J107ME20L (100µF, 6.3V, 1210 Case Size) Sanyo POSCAP 6TPD470M (470µF, 6.3V, 10mΩ ESR, D4D Case Size)
Taiyo Yuden
JMK325BJ107MM-T (100µF, 6.3V, 1210 Case Size)
Sanyo POSCAP 2R5TPE470M9 (470µF, 2.5V, 9mΩ ESR, D2E Case Size)
TDK
C3225X5R0J107MT (100µF, 6.3V, 1210 Case Size)


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