UCC27523DGNR

Texas Instruments

Texas Instruments UCC27523DGNR, dual low-side gate driver, 5A peak source/sink, 7ns rise / 6ns fall, 4.5V to 18V supply, inverting inputs, 8-HVSSOP package, -40°C to 140°C junction temperature.

Texas Instruments UCC27523DGNR
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MOQ 1 · Tape & Reel (TR); Cut Tape (CT) · RoHS · EIA-481 · DAP/DDP · T/T

Technical specifications

UCC27523DGNR specifications
Parameter / AttributeSpecification / Value
Gate typeIGBT, N-Channel MOSFET
Input typeInverting
Channel typeIndependent
MountingSurface Mount
Supply voltage4.5V ~ 18V
Logic voltage - VIL, VIH1V, 2.3V
Current - peak output (Source, sink)5A, 5A
Operating temperature-40°C~140°C(TJ)
PackageTape & Reel (TR); Cut Tape (CT)
Case8-TSSOP, 8-MSOP (0.118\", 3.00mm Width) Exposed Pad
Number of drivers2
Driven configurationLow-Side
Rise (Fall time)7ns, 6ns

Technical details

Dual 5A low-side driver — what it drives and how fast

It drives N-channel MOSFETs and IGBTs from a 4.5V to 18V supply rail — covering standard 5V, 12V, and 15V gate drive voltages without an extra regulator. The two channels are independent with inverting input logic, meaning a logic HIGH on the input turns the gate OFF. This inverting polarity is a deliberate choice for control loops where the PWM signal needs to be inverted at the driver stage.

Thermal headroom and package — where it survives

Surface-mount only — the 0.118-inch body width and exposed pad suit compact power stages on 2-layer or 4-layer boards. The pad is the primary heat path; a solid copper pour with at least four vias under the pad keeps the driver within its thermal budget during continuous 5A gate charge cycles.

UCC27523DGNR
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