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UC3845D8TR TI DC DC Switching Controllers
The UC3845 is a current-mode PWM controller optimized for off-line and DC-DC converter applications. It operates with 7.2V to 30V supply and features 52kHz oscillator frequency with 1A totem-pole output. The device includes UVLO with 8.4V on threshold and 7.6V hysteresis. Selection is ideal for low-cost isolated flyback and forward converters. Applications include AC-DC adapters, battery chargers, and telecom power supplies requiring robust current-mode control. In stock at HL Electronics – request a quote for fast delivery.
Part No.:UC3845D8TR
Brand:TI
Date Code:26+
Stock:47,730
SPQ:0
MOQ:1+
Delivery Time:In Stock
Pricing (USD)
| Quantity | Unit Price |
|---|---|
| 1+ | $ 0.33 |
| 100+ | $ 0.25 |
| 1250+ | $ 0.22 |
| 2500+ | $ 0.21 |
Technical Specifications
- Part No.UC3845D8TR
- Model UC3845D8TR
- Category Integrated Circuits (ICs) > Power Management (PMIC) > DC DC Switching Controllers
- Manufacturer Texas Instruments
- Packaging Tape & Reel (TR)
- Part Status Active
- Output Type Transistor Driver
- Function Step-Up, Step-Down, Step-Up/Step-Down
- Topology Buck, Boost, Flyback, Forward
- Number of Outputs 1
- Output Phases 1
- Voltage - Supply (Vcc/Vdd) 7.6 V ~ 30 V
- Frequency - Switching Up to 500 kHz
- Duty Cycle (Max) 48%
- Synchronous Rectifier No
- Clock Sync No
- Control Features Frequency Control
- Operating Temperature 0°C ~ 70°C (TA)
- Mounting Type Surface Mount
- Supplier Device Package 8-SOIC
- Base Product Number UC3845
- RoHS ROHS3 Compliant
- Standard Package 2500