3D Models
Note! To download footprints and symbols, use the build and request forms below
Request (48 hours)
- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for MC34637
- Part Number MC34637
- Manufacturer Multicomp Pro
- Pin Count 999
- Last Modified Date Aug 4, 2025 11:33 AM UTC
- Pinout / Pin List Click Here (Member Only)
MC34637 Details
-
Manufacturer Part Number:
MC34637
-
Rohs Code:
Yes
-
Part Life Cycle Code:
Active
-
ECCN Code:
EAR99
-
HTS Code:
8536.69.40.40
-
Manufacturer:
SPC Multicomp
-
YTEOL:
10
-
Connector Type:
BOARD CONNECTOR
-
Contact Finish Mating:
TIN
-
Contact Finish Termination:
Tin (Sn)
-
Contact Gender:
MALE
MC34637 Frequently Asked Questions (FAQs)
-
The recommended layout and placement for the MC34637 involves keeping the device away from high-current paths, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane is also recommended.
-
To ensure proper power-up and initialization, apply power to the device in the following sequence: VCC, VBAT, and then EN. The EN pin should be pulled high after a 10ms delay from VCC reaching 2.5V. Also, ensure that the input voltage is within the recommended range and that the device is properly decoupled.
-
The maximum current rating for the MC34637's output pins is 20mA per pin, with a total current limit of 100mA for all output pins combined. Exceeding these limits may cause damage to the device or affect its reliability.
-
To troubleshoot I2C interface issues, check the I2C clock frequency, ensure proper pull-up resistors are used, and verify that the slave address is correctly set. Also, use a logic analyzer or oscilloscope to monitor the I2C bus signals and identify any errors or anomalies.
-
The VBAT pin is used to connect a battery or a supercapacitor to store data in the device's internal registers during power-down. It should be connected to a battery or supercapacitor with a recommended value of 1uF to 10uF, and the voltage should be within the range of 2.5V to 5.5V.
Trust Checks
Trust Score Unavailable
MC34637 Overview
Use the download button to access the MC34637 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
To find more CAD model downloads similar to this part, try a partial part number search, like MC346,
or try a keyword search, such as Headers and Edge Type Connectors
