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| Part Number | KA3842AES | KA3842ACS | 
|---|---|---|
| Manufacturer | onsemi | Fairchild Semiconductor | 
| Product Status | Obsolete | Obsolete | 
| Output Isolation | - | - | 
| Internal Switch(s) | No | No | 
| Voltage - Breakdown | - | - | 
| Topology | - | - | 
| Voltage - Start Up | 16 V | 16 V | 
| Voltage - Supply (Vcc/Vdd) | 10V ~ 30V | 10V ~ 30V | 
| Duty Cycle | 96% | 96% | 
| Frequency - Switching | Up to 500kHz | Up to 500kHz | 
| Power (Watts) | - | - | 
| Fault Protection | Current Limiting | Current Limiting | 
| Control Features | Frequency Control | Frequency Control | 
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 
| Package / Case | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 
| Supplier Device Package | 8-DIP | 8-DIP | 
| Mounting Type | Through Hole | Through Hole |