LPS3015 Просмотр технического описания (PDF) - Microchip Technology
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LPS3015 Datasheet PDF : 38 Pages
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MCP16301
Note: Unless otherwise indicated, VIN = EN = 12V, COUT = CIN = 2 X10 µF, L = 15 µH, VOUT = 3.3V, ILOAD = 200 mA,
TA = +25°C.
505
500
495
490
VIN = 12V
VOUT = 3.3V
IOUT = 200 mA
485
480
475
470
465
460
-40 -25 -10 5 20 35 50 65 80
Ambient Temperature (°C)
FIGURE 2-7:
Switching Frequency vs.
Temperature; VOUT = 3.3V.
510
500
TA = +25°C
VDS = 100 mV
490
480
470
460
450
440
430
420
3
3.5
4
4.5
5
Boost Voltage (V)
FIGURE 2-10:
Switch RDSON vs. VBOOST.
95.85
95.8
95.75
VIN = 5V
IOUT = 200 mA
95.7
95.65
95.6
95.55
95.5
95.45
-40 -25 -10 5 20 35 50 65 80
Ambient Temperature (°C)
FIGURE 2-8:
Maximum Duty Cycle vs.
Ambient Temperature; VOUT = 5.0V.
0.802
0.801
0.800
0.799
VIN = 12V
VOUT = 3.3V
IOUT = 100 mA
0.798
0.797
0.796
-40 -25 -10 5 20 35 50 65 80
Ambient Temperature (°C)
FIGURE 2-11:
VOUT = 3.3V.
VFB vs. Temperature;
1600
1400
1200
1000
800
VIN = 30V
VIN = 12V
VIN = 6V
VOUT = 3.3V
600
-40 -25 -10 5 20 35 50 65 80
Ambient Temperature (°C)
FIGURE 2-9:
Peak Current Limit vs.
Temperature; VOUT = 3.3V.
3.60
3.55
3.50
3.45
3.40
3.35
3.30
3.25
3.20
3.15
3.10
UVLO Start
UVLO Stop
-40 -25 -10 5 20 35 50 65 80
Ambient Temperature (°C)
FIGURE 2-12:
Temperature.
Under Voltage Lockout vs.
DS25004A-page 6
© 2011 Microchip Technology Inc.
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