LTM4630IV View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LTM4630IV Datasheet PDF : 34 Pages
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LTM4630
APPLICATIONS INFORMATION
Table 4. Output Voltage Response vs Component Matrix (Refer to Figure 23) 0A to 7A Load Step Typical Measured Values
VENDORS
VALUE
PART NUMBER
TDK, COUT1 Ceramic
Murata, COUT1 Ceramic
100µF 6.3V
100µF 6.3V
C4532X5R0J107MZ
GRM32ER60J107M
AVX, COUT1 Ceramic
100µF 6.3V
18126D107MAT
Sanyo POSCAP, COUT2 Bulk
470µF 2R5
2R5TPD470M5
Sanyo POSCAP, COUT2 Bulk
470µF 6.3V
6TPD470M
Sanyo, CIN Bulk
56µF 25V
25SVP56M
VOUT
CIN
(V) (CERAMIC)
1 22uF × 2
1 22uF × 2
1.2 22uF × 2
1.2 22uF × 2
1.5 22uF × 2
1.5 22uF × 2
1.8 22uF × 2
1.8 22uF × 2
CIN
(BULK)
150µF
150µF
150µF
150µF
150µF
150µF
150µF
150µF
COUT
(CERAMIC)
100µF
100µF × 4
100µF
100µF × 4
100µF
100µF × 4
100µF
100µF × 4
COUT
(BULK)
470µF
None
470µF
None
470µF
None
470µF
None
P-P RECOVERY
LOAD
CFF VIN DROOP DEVIATION TIME LOAD STEP STEP
(pF) (V) (mV) (mV)
(µs)
(A)
(A/µs)
None 5, 12 0
120
25
4.5
4.5
None 5, 12 0
130
20
4.5
4.5
None 5, 12 0
140
25
4.5
4.5
None 5, 12 0
160
20
4.5
4.5
None 5, 12 0
160
25
4.5
4.5
None 5, 12 0
190
25
4.5
4.5
None 5, 12 0
170
30
4.5
4.5
None 5, 12 0
210
25
4.5
4.5
RFB FREQ
(kΩ) (kHz)
90.9 450
90.9 450
60.4 450
60.4 450
40.2 450
40.2 450
30.2 450
30.2 450
8
7
6
5
VIN = 12V
4
VIN = 5V
3
2
1
0
0 5 10 15 20 25 30 35 40
LOAD CURRENT (A)
4630 F13
Figure 13. 1.0V Power Loss Curve
8
7
6
5
VIN = 12V
4
VIN = 5V
3
2
1
0
0 5 10 15 20 25 30 35 40
LOAD CURRENT (A)
4630 F14
Figure 14. 1.5V Power Loss Curve
40
35
30
25
20
15
10
5
0
30
0LFM
200LFM
400LFM
40 50 60 70 80 90 100 110 120
AMBIENT TEMPERATURE (°C)
4630 F15
Figure 15. 12V to 1V Derating
Curve, No Heat Sink
4630fa
24
For more information www.linear.com/LTM4630
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