| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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32,873 pcs
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32873 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The LM5122MHE from Texas Instruments is a versatile DC/DC switching controller designed for boost, flyback, forward, and SEPIC topologies. It features a wide input voltage range from 3V to 65V and can deliver an output voltage up to 100V.
This controller utilizes peak-current-mode control and offers features such as frequency synchronization, phase interleaving, and synchronous rectification. It includes robust 3A integrated gate drivers and adaptive dead-time control for efficient operation. The device operates over a temperature range of -40°C to 125°C.
Key electrical specifications include a maximum duty cycle of 100% and a typical quiescent current of 4µA, with a low shutdown quiescent current of 9µA. It also provides a 1.2V reference with ±1% accuracy. The LM5122MHE is available in thermally enhanced 20 or 24-pin HTSSOP packages.
This component is suitable for various power management applications requiring high efficiency and flexible control. Its multiphase capability allows for increased power handling and reduced output ripple.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.78 | $0.78 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The input voltage range is from 3 V to 65 V, with a start-up voltage of 4.5 V.
The output voltage can be set from 3 V to 100 V.
It supports boost, flyback, forward, and SEPIC topologies.
The maximum switching frequency is 1 MHz.
The operating temperature range is -40°C to 125°C.
Typical quiescent current is 4 µA; shutdown quiescent current is 9 µA.
It is available in an HTSSOP (PWP) package.