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UC3845
onsemi
Integrated Circuits (ICs) | Voltage Regulators - DC DC Switching Controllers
Compare | Mfr Part # | Quantity Available | Price | Series | Package | Product Status | Output Type | Function | Output Configuration | Topology | Number of Outputs | Output Phases | Voltage - Supply (Vcc/Vdd) | Frequency - Switching | Duty Cycle (Max) | Synchronous Rectifier | Clock Sync | Serial Interfaces | Control Features | Operating Temperature | Mounting Type | Package / Case | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 3,928 In Stock | 1 : $0.74000 Cut Tape (CT) 2,500 : $0.26479 Tape & Reel (TR) | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC | |
| 314 In Stock | 1 : $1.16000 Cut Tape (CT) 2,500 : $0.28788 Tape & Reel (TR) | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC | |
685 In Stock | 1 : $1.59000 Tube | - | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Through Hole | 8-DIP (0.300", 7.62mm) | 8-PDIP | ||
 | 2,448 In Stock | 1 : $1.02000 Cut Tape (CT) 2,500 : $0.41065 Tape & Reel (TR) | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC | |
| 6,664 In Stock | 1 : $0.99000 Cut Tape (CT) 2,500 : $0.39977 Tape & Reel (TR) | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC | |
| 0 In Stock 18,905 Marketplace | 843 : $0.36000 Bulk 2,000 : $0.29000 Tube | - | Bulk Tube Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC | |
0 In Stock 5,782 Marketplace | 573 : $0.52000 Tube | - | Tube Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC | ||
| 0 In Stock 8,818 Marketplace | 1,000 : $0.64000 Tube | - | Tube Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC | |
| 170 In Stock | 1 : $1.18000 Tube | - | Tube | Last Time Buy | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC | |
 | 0 In Stock 8,083 Marketplace | 500 : $1.20000 Tube | - | Tube Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | Through Hole | 8-DIP (0.300", 7.62mm) | 8-PDIP | |
0 In Stock 865 Marketplace | 485 : $0.62000 Tube 55 : $0.94182 Tube | - | Tube Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC | ||
| 0 In Stock | 2,500 : $0.24911 Tape & Reel (TR) | - | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC | |
| 0 In Stock | 2,500 : $0.48359 Tape & Reel (TR) | - | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC | |
| 0 In Stock | 2,500 : $0.48359 Tape & Reel (TR) | - | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC | |
0 In Stock | 50 : $0.49560 Tube | - | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Through Hole | 8-DIP (0.300", 7.62mm) | 8-PDIP | ||
0 In Stock | 54 : $0.56259 Tube | - | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | - | 0°C ~ 70°C (TA) | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC | ||
| 0 In Stock | 2,500 : $0.57762 Tape & Reel (TR) | - | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC | |
| 0 In Stock | 2,500 : $0.57762 Tape & Reel (TR) | - | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC | |
0 In Stock | 1 : $0.69000 Cut Tape (CT) 2,500 : $0.24911 Tape & Reel (TR) | - | Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC | ||
0 In Stock | 55 : $0.81964 Tube | - | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC | ||
0 In Stock | 50 : $0.83260 Tube | - | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Through Hole | 8-DIP (0.300", 7.62mm) | 8-PDIP | ||
0 In Stock | 50 : $0.95620 Tube | - | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | Through Hole | 8-DIP (0.300", 7.62mm) | 8-PDIP | ||
0 In Stock | Obsolete | - | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Through Hole | 8-DIP (0.300", 7.62mm) | 8-PDIP | ||
0 In Stock | Obsolete | - | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC | ||
| 0 In Stock | Obsolete | - | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC |
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