AIC1577 Просмотр технического описания (PDF) - Analog Intergrations

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AIC1577

External NMOS Step-Down PWM Controller

Analog Intergrations 

AIC1577

TYPICAL PERFORMANCE CHARACTERISTICS (Continued)

6.0

500

5.5

5.0

4.5

IBOOST=1mA

VPHASE=0V

4.0

-40 -20 0 20 40 60 80 100 120 140

Temperature (°C)

Fig. 9 Boost Voltage vs Temperature

480

460

440

420

400

-40 -20

0

20

40

60

80 100 120 140

Temperature (°C)

Fig. 10 Operating Frequency vs Temperature

160

155

150

145

140

135

130

125

120

-40 -20 0 20 40 60 80 100 120 140

Temperature (°C)

Fig. 11 Maximum Current Sense Threshold vs

Temperature

6

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