Q1 High Side Protection Controller

Design Guide for Off-line Fixed Frequency DCM Flyback ...

STEP 2: Choose the right controller considering the output power requirement: Choosing a Flyback controller usually depends on specific application and other design consideration such as cost, design form factor and ease of design. Other requirements such as standby power and protection features are easily be met by choosing the right controller.

  Controller, Protection

30RAM - Carrier

2. Q0 and Q1/Q2/Q3 is the circuit breaker. For circuit breaker, select D type. 3. Either Q0 and (Q1/Q2/Q3) can be choosen. Q1 /Q2/Q3 is more convenient for single unit maintenance. 4. During on-site installation, circuit breaker I wire I copper need to be selected according to reality, considering water pump and other load. 5.