TEA2209T/1 - Active Bridge Rectifier Controller | NXP
MPN: TEA2209T/1 β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.62 | $1.62 |
| 10 | $1.46 | $14.60 |
| 100 | $1.21 | $121.00 |
| 500 | $1.02 | $510.00 |
| 1,000 | $0.89 | $890.00 |
TEA2209T/1 Overview
An active bridge rectifier is a power-management circuit that substitutes synchronous MOSFET switches for the four silicon diodes of a conventional bridge rectifier. Because the conduction loss of a diode bridge (typically two diode forward voltage drops per half-cycle) scales with load current, replacing it with low-ohmic MOSFETs materially reduces dissipation in mains-powered converters. In the power-system hierarchy, the TEA2209T/1 sits at the front end of an AC-DC switching converter, upstream of a boost-type power-factor-correction stage, which is a mandatory follower circuit because the active bridge output is a rectified sine wave.
Key features include direct drive of all four bridge MOSFETs without external gate-drive circuitry, compatibility with low-ohmic high-voltage external MOSFETs, and elimination of diode forward conduction losses. According to the NXP product page, the resulting converter efficiency gain reaches up to about 1.4 percent at 90 V AC mains, which is significant in high-volume desktop and notebook PC power supplies where energy-efficiency regulations impose strict loss budgets.
From a technical perspective, the TEA2209T senses the instantaneous polarity of the AC mains and the bridge output, then commutates the MOSFET pairs synchronously so that current always flows through two low-ohmic channels instead of two diode junctions. The controller operates with the rectified sine-wave output feeding a boost PFC stage, a topology combination NXP documents in the TEA2209T datasheet functional description. Proper MOSFET selection and gate-drive integrity determine the achievable efficiency improvement.
Typical applications include desktop and notebook PC power supplies, adapters, and other off-line flyback or PFC front-end converters where the diode-bridge loss is a meaningful fraction of total budget. DigiKey lists the TEA2209T/1J variant under Power Management - Specialized PMIC for these markets.
A key design consideration is that the active bridge requires a boost-type PFC circuit after it; the TEA2209T must not be used in converters without a PFC follower, since its output is a rectified sine wave rather than smooth DC. Careful PCB layout of the gate-drive and current-sense paths is also essential.
This page synthesizes distributor availability, same-family drop-in alternatives, and practical design guidance beyond the raw manufacturer datasheet content.
Drop-in alternatives for TEA2209T/1 β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
TEA2209T/1J
β Drop-Inπ Reference alternative (not in catalog)
TEA2209T/1Y
β Drop-Inπ Reference alternative (not in catalog)
TEA2208T
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
TEA2209T/1 Maximum Ratings & Electrical Characteristics
| Function | Active bridge rectifier controller |
| Topology | Drives four external MOSFETs in active bridge; requires boost-type PFC follower |
| Efficiency Improvement | Up to approximately 1.4 percent at 90 V (AC) mains |
| Package | 16-SO (SOIC-16) |
| Mounting Type | Surface Mount |
| Application Segment | Desktop, notebook PC power supplies |
| Device Category | Power Management - Specialized PMIC |
| Replaces | Traditional diode bridge rectifier |
| External MOSFET Requirement | Low-ohmic high-voltage MOSFETs |
| Input | AC mains (rectified by active bridge) |
| Number of Driven MOSFETs | 4 |
| Output Characteristic | Rectified sine wave |
TEA2209T/1 16-so (soic-16) Pin Configuration Guide
Pin configuration for TEA2209T/1 (16-so (soic-16) package). This power device features gate, drain, and source terminals. For non-polarized packages, refer to the manufacturer datasheet for exact pin 1 orientation and footprint details. Common applications include power supply design, motor driving, and load switching.
No detailed pinout data available for TEA2209T/1.
Refer to the datasheet for full pin configuration.
Typical Applications
TEA2209T/1 is suitable for 6 applications: Desktop PC Power Supplies, Notebook AC-DC Adapters, Industrial Off-Line Power Supplies, High-Density Server and Telecom Rectifiers, Consumer Electronics Mains Front Ends, LED Lighting Drivers with PFC.
Desktop PC Power Supplies
Desktop ATX power supplies draw significant current from the AC mains, making diode-bridge conduction loss a measurable fraction of the total loss budget. The TEA2209T/1 drives four low-ohmic high-voltage MOSFETs that replace the diode bridge, and according to NXP this improves converter efficiency by up to about 1.4 percent at 90 V AC mains. The active bridge output is a rectified sine wave, which is exactly the input a boost PFC stage expects, so the controller integrates naturally into the standard PFC front-end topology of PC PSUs. The efficiency gain reduces heatsinking needs and helps meet 80 PLUS-class efficiency targets.
Recommended
Notebook AC-DC Adapters
Notebook adapters operate from worldwide mains down to 90 V AC, where bridge losses are proportionally largest and efficiency regulations are strictest. The TEA2209T/1 directly drives the four external bridge MOSFETs, eliminating the two diode forward-voltage drops per half-cycle; NXP quantifies the benefit at up to approximately 1.4 percent efficiency improvement at 90 V AC. Because the controller output is a rectified sine wave, the design must include a boost-type PFC follower, which NXP documents as the mandatory application configuration. Reduced front-end dissipation supports compact adapter thermal designs.
Recommended
Industrial Off-Line Power Supplies
Industrial power supplies for automation, instrumentation, and control equipment run continuously, so every percentage point of front-end efficiency translates directly into lower operating energy and internal temperature rise. The TEA2209T/1 active bridge controller replaces the diode bridge with four synchronously driven MOSFETs, cutting conduction losses that scale with load current. NXP specifies up to about 1.4 percent efficiency improvement at 90 V AC mains. The controller requires a following boost PFC stage, matching the mainstream industrial PFC front-end architecture, and its 16-SO surface-mount package simplifies automated assembly in industrial manufacturing.
Recommended
High-Density Server and Telecom Rectifiers
Server power shelves and telecom rectifier modules impose aggressive efficiency and power-density requirements, where the rectifier front end is a targeted loss-reduction point. Using the TEA2209T/1 with low-ohmic high-voltage MOSFETs removes the fixed diode forward losses of a conventional bridge; per NXP data the converter-level gain reaches up to roughly 1.4 percent at 90 V AC. The active bridge feeds a boost PFC stage, consistent with standard server front-end topologies. Lower front-end dissipation allows smaller heatsinks and higher watt-per-cubic-inch density in constrained rack deployments.
Recommended
Consumer Electronics Mains Front Ends
Televisions, set-top boxes, audio equipment, and gaming consoles all rectify mains power before PFC and conversion. In these cost-sensitive products the TEA2209T/1 offers an efficiency upgrade path without a full architecture change: the controller drops into the conventional bridge position, driving four MOSFETs instead of four diodes. The up-to-1.4-percent efficiency gain at 90 V AC helps products satisfy energy-star style standby and operating efficiency rules. The 16-SO package and simple external component set keep bill-of-materials impact low while cutting heat inside sealed consumer enclosures.
Recommended
LED Lighting Drivers with PFC
High-power LED drivers for commercial and industrial lighting use boost PFC front ends fed from a mains rectifier. The TEA2209T/1 active bridge controller eliminates the diode-bridge conduction loss that is especially significant at low mains voltage (90 V AC), where NXP reports up to about 1.4 percent converter efficiency improvement. Because LED luminaires are sealed and thermally constrained, the reduced dissipation lowers internal temperatures and extends electrolytic capacitor and LED lifetime. The controller's rectified sine-wave output matches the boost PFC input requirement of typical LED driver designs directly.
Recommended
Recommended Products Summary
Engineering reference data for TEA2209T/1 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | TEA2209T/1J | TEA2209T/1Y | TEA2208T |
|---|---|---|---|---|
| Package | 16-SO (SOIC-16) | 16-SO (SOIC-16) - same | 16-SO (SOIC-16) - same | 16-SO (SOIC-16) - same family |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Function | Active bridge rectifier controller | Active bridge rectifier controller | Active bridge rectifier controller | Active bridge rectifier controller (family variant) |
Key Differentiators
- Direct drive of all four bridge MOSFETs from one controller (vs Passive diode bridge (e.g., DB107-class rectifier bridges))
- Ordering-suffix flexibility within one footprint (vs TEA2209T/1J)
- Documented family migration path (vs TEA2208T)
Design Notes
The TEA2209T output is a rectified sine wave, per the datasheet functional description, so the active bridge MUST be followed by a boost-type power-factor-correction circuit. Do not connect the bridge output directly to bulk DC loads. Select low-ohmic high-voltage MOSFETs for the four bridge positions; their on-resistance directly determines how much of the theoretical up-to-1.4-percent efficiency gain at 90 V AC mains is actually captured in the converter.
Keep the four gate-drive traces from the 16-SO controller to the bridge MOSFETs short and of matched length to maintain synchronous commutation integrity, and route the AC mains sense lines away from gate-drive nodes to avoid polarity-detection glitches at the AC zero crossing. Place the bridge MOSFETs close to the controller and provide a solid Kelvin ground reference for the controller supply and sensing pins. The high dv/dt switching nodes should be kept compact to limit EMI, since the front end sits ahead of the PFC stage's EMI filter budget.
A common pitfall is treating the TEA2209T as a direct substitute for a passive diode bridge without redesigning the front end: the controller requires its own supply, sensing connections, and the mandatory PFC follower, and cannot simply occupy a DB-10 footprint. Also verify the exact suffix (/1J, /1Y) against your ordering and delivery requirements, since distributors stock specific suffixes. Before substituting the related TEA2208T, confirm pin and feature compatibility via the NXP cross-reference tool and both datasheets.
Compliance Information
RoHS, REACH, lead-free, and halogen-free statuses were not stated in the provided distributor snippets; confirm on the NXP product page compliance summary for TEA2209T.
