| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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18 pcs
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18 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The TE Connectivity BP18 is a highly integrated digital controller designed for isolated power applications. It offers digital control for up to 3 independent feedback loops using dedicated PID-based hardware, with configurable 2-pole/2-zero and nonlinear control options.
The controller includes a 16 MHz Error Analog-to-Digital Converter (EADC) with configurable resolution and up to 8x oversampling, alongside a 14-bit effective Digital-to-Analog Converter (DAC). It supports up to 8 high-resolution Digital Pulse Width Modulated (DPWM) outputs with 250-ps pulse width resolution and up to 2-MHz switching frequency. Configurable PWM edge movement, feedback control modes (Voltage, Average Current, Peak Current, Constant Current, Constant Power), and modulation methods (Frequency, Phase Shift, Pulse Width) provide design flexibility.
High efficiency and light load management are supported through features like Burst Mode and Ideal Diode Emulation. The device also includes soft start/stop, fast input voltage feed-forward, primary side voltage sensing, and copper trace current sensing. Fault protection options include high-speed analog comparators and cycle-by-cycle current limiting.
This controller is housed in a 64-pin QFN package suitable for surface mounting. It features a 31.25 MHz, 32-bit ARM7TDMI-S™ processor with onboard flash and RAM, and communication peripherals including I2C/PMBus and UARTs.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.22 | $0.22 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The EADC frequency is up to 16 MHz.
The BP18 controller has a 14-Bit effective DAC resolution.
The BP18 offers up to 8 high resolution DPWM outputs.
The switching frequency is up to 2 MHz.
The BP18 features a 31.25 MHz processor.
The BP18 is in a 64-Pin QFN package.
The BP18 is RoHS3 Compliant.