Product Overview

The Allen-Bradley 1336-BDB-SP29D PCB Gate Drive Board is a critical power electronics component engineered by Rockwell Automation for the 1336 series of adjustable frequency AC drives. This base driver (BDB) board serves as the essential interface between the drive’s control logic and its high-power switching devices, ensuring precise and reliable motor control for demanding industrial applications. The 1336-BDB-SP29D functions as the gate driver for IGBT (Insulated Gate Bipolar Transistor) power modules, translating low-level control signals into the high-current, high-voltage pulses required to drive three-phase induction motors with exceptional accuracy and efficiency-3.

As a member of the 1336-BDB series, the Allen-Bradley 1336-BDB-SP29D is designed for compatibility with the 1336 PLUS, PLUS II, FORCE, and IMPACT AC frequency drives-1-8. This board is the designated BDB kit for 460V AC, 75 Horsepower rated drives, making it a vital spare part for maintaining legacy automation systems where equipment replacement would be prohibitively expensive or logistically challenging-2. Its alternate part number, 74101-169-53, is commonly used for ordering and identification purposes-3-8.

The Allen-Bradley 1336-BDB-SP29D represents an evolution in drive board technology, serving as the successor to the obsolete 1336-BDB-SP29A and 1336-BDB-SP29C boards-2-8. While the product has been discontinued by the manufacturer, it remains in high demand as a replacement part for the vast installed base of 1336 series drives operating in critical industrial processes worldwide-3-8. The board’s robust design, featuring industrial-grade components and multi-layer PCB construction, enables reliable operation even in harsh environments-3.

 

Technical Specifications

Parameter Name	Parameter Value
Product Model	1336-BDB-SP29D
Manufacturer	Allen-Bradley / Rockwell Automation
Product Type	PCB Gate Drive Board / Base Driver Board
Series	1336 Adjustable Frequency Drives
Alternate Part Number	74101-169-53
Voltage Rating	460V AC 3-Phase-1-2-3
Horsepower Rating	75 HP (55 kW)-1-2-3
Frame Compatibility	Frame A, B, C, D, or E-1-2-8
Dimensions	39.3 cm × 24.4 cm × 4 cm-1-3
Weight	Approximately 1.24 – 1.26 kg-1-2-3
Operating Temperature	0°C to 50°C-3
Storage Temperature	-40°C to 85°C-3
Humidity	5% to 95% RH (Non-Condensing)-3
Board Color	Green PCB-1
Compatible Drive Series	1336 PLUS, PLUS II, FORCE, IMPACT, REGEN-2-8
Product Lifecycle Status	Discontinued / Obsolete-1-2-3

 

Main Features and Advantages

Precise gate drive signal amplification: The Allen-Bradley 1336-BDB-SP29D excels at its primary function of providing precise and efficient gate drive signals to the drive’s power switching components-7. It ensures that the power modules receive the correct switching pulses at the proper timing, enabling the drive to generate a high-quality, three-phase PWM (Pulse Width Modulation) output. This results in smooth motor operation, reduced torque ripple, and improved overall energy efficiency-5-11.

Broad compatibility across 1336 drive platforms: The Allen-Bradley 1336-BDB-SP29D offers exceptional versatility, functioning as a spare part for multiple 1336 drive families including the REGEN, FORCE, IMPACT, 1336 PLUS, and PLUS II series-1-2-8. This multi-platform compatibility simplifies spare parts inventory management, as a single board type can support multiple drive configurations. The 1336-BDB-SP29D is rated for 460V AC operation and 75 HP, making it suitable for medium-power motor control applications across a wide range of industries-3-8.

Robust protection and reliability features: The Allen-Bradley 1336-BDB-SP29D incorporates comprehensive protection circuits including overcurrent, overvoltage, and surge suppression to safeguard both the board and the connected drive components-3. The industrial-grade FR4 epoxy glass substrate ensures dimensional stability and electrical insulation even under thermal cycling conditions. The board’s design also includes integrated isolation between the control and power sections, providing critical protection against high-voltage transients that could damage sensitive control electronics.