ltc1629-6 Linear Technology Corporation, ltc1629-6 Datasheet - Page 6
ltc1629-6
Manufacturer Part Number
ltc1629-6
Description
Polyphase, Synchronous Step-down Switching Regulator
Manufacturer
Linear Technology Corporation
Datasheet
1.LTC1629-6.pdf
(28 pages)
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LTC1629-6
TYPICAL PERFOR A CE CHARACTERISTICS
6
–0.1
–0.2
–0.3
–0.4
0.0
0
Load Regulation
V
1V/DIV
2V/DIV
2V/DIV
RUNSS
V
10
V
OUT
ITH
76
80
78
74
72
70
–50 –25
LOAD CURRENT (A)
Soft-Start Up (Figure 12)
Maximum Current Sense
Threshold vs Temperature
20
0
30
TEMPERATURE ( C)
100ms/DIV
25
W
FCB = 0V
V
FIGURE 1
40
IN
50
= 15V
1629 G13
U
50
75
100
1629 G17
1629 G20
125
2.5
2.0
1.5
1.0
0.5
0
0
V
V
ITH
OSENSE
vs V
1
= 0.7V
RUN/SS
2
V
RUN/SS
3
(V)
4
200mV/DIV
5
1V/DIV
1629 G14
O/30A
V
I
V
OUT
OUT
1.0
0.8
0.4
1.8
1.6
1.4
1.2
0.6
ITH
0.2
6
0
–50
Load Step (Figure 12)
RUN/SS Current vs Temperature
–25
–100
–50
100
50
0
0
TEMPERATURE ( C)
0
SENSE Pins Total Source Current
10 s/DIV
25
V
SENSE
50
COMMON MODE VOLTAGE (V)
2
75
100
1629 G21
1629 G19
125
4
16296f
1629 G15
6
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