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3-Phase Smart Gate Driver for BLDC Motor Applications

Package Information

Lead Count (#) 48
Pkg. Type QFN
Pkg. Code LUY
Pitch (mm) 0.5
Pkg. Dimensions (mm) 7.00 x 7.00 x 0.75

Environmental & Export Classifications

Moisture Sensitivity Level (MSL) 3
Pb (Lead) Free Yes
ECCN (US) EAR99
HTS (US) 8542.39.0090

Product Attributes

Pkg. Type QFN
Lead Count (#) 48
Carrier Type Tray
Moisture Sensitivity Level (MSL) 3
Pb (Lead) Free Yes
Pb Free Category Pb-Free 100% Matte Tin Plate w/Anneal-e3
Temp. Range (°C) -40 to +125°C
Price (USD) 3.4718
Adaptive Dead Time Yes
Advanced Fault Protection Yes
Charge Pump Yes
Function 3 Phase BLDC Driver
Gate Drive (V) 15
ISINK (Max) (mA) 1280
ISOURCE (Max) (mA) 640
Input Control HI/LI or PWM
Input Logic Level 1.5V/TTL
Input Voltage (Max) (V) 78
Input Voltage Range (V) 4.5 - 60
Intern Gain Amplifiers 3
Internal Auxiliary Power LDO (5V or 3.3V) 100mA
Internal Buck Regulator Buck 500mA
Internal Sample & Hold Yes
Length (mm) 7
MOQ 1
Parametric Category 3-Phase MOSFET Drivers, 3-Phase FET Drivers
Pitch (mm) 0.5
Pkg. Dimensions (mm) 7.0 x 7.0 x 0.75
Qualification Level Standard
Quiescent Current 20 µA
Slew Rate Control Yes
Thickness (mm) 0.75
VBIAS (Max) (V) 65
VOUT Slew-rate Control Yes
Width (mm) 7

Description

The RAA306012 is a smart gate driver for 3-phase brushless DC (BLDC) motor applications. It integrates three half-bridge gate drivers that are capable of driving up to three N-channel MOSFET bridges and supports bridge voltages from 6V to 65V. Each gate driver supports up to 0.64A source and 1.28A sink peak drive current with adjustable drive strength control. Adaptive and adjustable dead times are implemented to ensure robustness and flexibility. The active gate holding mechanism prevents Miller effect induced cross-conduction and further enhances robustness.

The device integrates power supplies that power internal analog and logic circuitry, high-side/low-side gate drivers, and a dedicated supply for powering external microcontrollers. The RAA306012 also features a low-power sleep mode that consumes only 28μA to maximize battery life in portable applications.

Related Products
RAJ306101: RAA306012 + RX13T
RAJ306102: RAA306012 + RL78/G1F