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LTC1705 Datasheet(Fiches technique) 4 Page - Linear Technology

Numéro de pièce LTC1705
Description  Dual 550kHz Synchronous Switching Regulator Controller with 5-Bit VID and 150mA LDO
Télécharger  28 Pages
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Fabricant  LINER [Linear Technology]
Site Internet  http://www.linear.com
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LTC1705
4
TEMPERATURE (
°C)
–50
–25
0
25
50
75
100
125
1705 G01
1.315
1.310
1.305
1.300
1.295
1.290
1.285
VCC = 5V
VOUT = 1.3V
VCC (V)
3
3.5
4
4.5
5
5.5
6
1705 G02
1.30
1.04
0.78
0.52
0.26
0
–0.26
–0.52
–0.78
–1.04
–1.30
0.10
0.08
0.06
0.04
0.02
0
–0.02
–0.04
–0.06
–0.08
–0.10
TA = 25°C
ILOAD (A)
0
3
6
9
12
15
1705 G03
0.8
0
–0.8
–1.6
–2.4
–3.2
0.05
0
–0.05
–0.10
–0.15
–0.20
TA = 25°C
VOUT = 1.6V
ILOAD (A)
0
3
6
9
12
15
1705 G04
100
90
80
70
60
50
VIN = 5V, TA = 25°C, I/O DISABLED
QTC = QBC = 2
× FDS6670A
VOUT = 2V
VOUT = 1.6V
VOUT = 0.9V
TEMPERATURE (
°C)
–50
–25
0
25
50
75
100
125
1705 G05
0.810
0.806
0.802
0.798
0.794
0.790
VCC = 5V
VCC (V)
3
3.5
4
4.5
5
5.5
6
1705 G06
0.80
0.64
0.48
0.32
0.16
0
–0.16
–0.32
–0.48
–0.64
–0.80
0.10
0.08
0.06
0.04
0.02
0
–0.02
–0.04
–0.06
–0.08
–0.10
TA = 25°C
TYPICAL PERFOR A CE CHARACTERISTICS
VSENSEC vs Temperature
VSENSEC Line Regulation
VSENSEC Load Regulation
Core Supply Efficiency
VFBIO vs Temperature
VFBIO Line Regulation




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