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LTC1929 Datasheet(PDF) 6 Page - Linear Technology

Part # LTC1929
Description  2-Phase, High Efficiency,Synchronous Step-Down Switching Regulators
PDF  28 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC1929 Datasheet(HTML) 6 Page - Linear Technology

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LTC1929/LTC1929-PG
TYPICAL PERFOR A CE CHARACTERISTICS
Load Regulation
VITH vs VRUN/SS
SENSE Pins Total Source Current
LOAD CURRENT (A)
0
–0.2
–0.1
4
1629 G13
–0.3
–0.4
1
2
3
5
0.0
VIN = 15V
FIGURE 1
VRUN/SS (V)
0
0
0.5
1.0
1.5
2.0
2.5
1
23
4
1629 G14
56
VOSENSE = 0.7V
VSENSE COMMON MODE VOLTAGE (V)
0
0
1629 G15
–50
–100
24
50
100
6
Maximum Current Sense
Threshold vs Temperature
TEMPERATURE (
°C)
–50
–25
70
74
80
0
50
75
1929 G16
72
78
76
25
100
125
VSENSE
– = 5V
RUN/SS Current vs Temperature
TEMPERATURE (
°C)
–50
–25
0
0.2
0.6
0.8
1.0
75
100
50
1.8
1929 G17
0.4
0
25
125
1.2
1.4
1.6
Soft-Start (Figure 13)
VITH
1V/DIV
VOUT
2V/DIV
VRUN/SS
2V/DIV
100ms/DIV
1929 G18
Load Step (Figure 13)
VOUT
50mV/DIV
IOUT
10A/DIV
20
µs/DIV
1929 G19
20A
0A



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