| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
16,120 pcs
|
16120 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
|
204 pcs
|
204 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
|
95 pcs
|
95 pcs | On Request | 1 | On Request | On Request | 2221+5 | On Request | On Request |
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The DRV591VFPR from Texas Instruments is a high-efficiency, high-current PWM power driver. It is ideal for driving a wide variety of thermoelectric cooler elements and laser diode biasing applications. The device operates from a low supply voltage range of 2.8 V to 5.5 V, significantly decreasing power dissipation and heat generation due to its PWM operation and low output stage on-resistance.
Key features include over-current and thermal protection, with logic-level fault indicators signaling thermal events or over-current conditions. The DRV591VFPR offers two selectable switching frequencies (500 kHz or 100 kHz) and a fixed gain of approximately 2.3 V/V, minimizing the need for external components. It is housed in a 32-HLQFP package with an exposed pad for enhanced thermal performance.
This power driver is suitable for systems requiring efficient power amplification and control. Its integrated protection mechanisms and fault indicators contribute to system reliability. The device operates across a temperature range of -40°C to 85°C, making it suitable for various environmental conditions.
| Qty | Low | High |
|---|---|---|
| 1+ | $8.57 | $8.57 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
2.8 V to 5.5 V.
32-HLQFP Exposed Pad (7x7 mm).
-40°C to 85°C.
2.3 V/V fixed.
±3 A.
1 Ω.