APW7065 Просмотр технического описания (PDF) - Anpec Electronics

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APW7065

Synchronous Buck PWM Controller

Anpec Electronics 

APW7065

Typical Characteristics (Cont.)

Load Transient Response

VCC=12V, Vin=12V

Vo=1.2V, L=1uH

CH1

0

10A

0A

CH2

CH1: Vo (500mV/div,AC)

CH2:Io (5A/div)

1

Time: 1ms2/div

1

Under Voltage Protection

VCC=12V, Vin=12V

Vo=1.2V, L=4.7uH

CH1

CH2

CH3

CH4

CH1: IL (10A/div)

CH2: Vo (1V/div)

2

CH3: Ug (20V/div)

CH4: Lg (10V/div)

Time: 100us/div

Over Current Protection

VCC=12V, Vin=12V,Vo=1.2V, L=1uH,

L_side: APM2023, Rds(on)=17mΩ

CH1

CH2

CH3

CH4

CH1: IL (10A/div)

CH2: Vo (2V/div)

CH3: Ug (20V/div)

CH4: Lg (10V/div)

Time: 2ms/div

Copyright © ANPEC Electronics Corp.

Rev. A.1 - Feb., 2006

Short Test

VCC=12V, Vin=12V

Vo=1.2V, L=1uH

CH1

CH2

CH3

CH4

CH1: IL (10A/div)

CH2: Vo (2V/div)

CH3: Ug (20V/div)

CH4: Lg (10V/div)

Time: 5ms/div

8

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