If you are looking for the various part numbers and differences within the BMR453 series of DC-DC converters from Flex Power, the following information is for you
The BMR453 series includes several part numbers, each designed to cater to specific power output requirements. Here are some key models from the series:
The BMR453 series offers flexibility in terms of mechanical, hardware, and configuration file options. These options help customize the converters to meet specific design requirements.
- Each BMR453 converter part can be customized through specific pin and configuration codes, which modify the converter’s physical and functional characteristics.
The part numbers follow a structured format indicating these details. Here’s a breakdown:
-
Mechanical Pin Options (n1):
0 = Standard pin length 5.33 mm (0.210 in.)
1 = Surface mount option
2 = Lead length 3.69 mm (0.145 in.)
3 = Lead length 4.57 mm (0.180 in.)
4 = Lead length 2.79 mm (0.110 in.) (cut)
5 = Lead length 2.79 mm (0210 in.) stand off 6.7 mm -
Mechanical Options (n2)
0 = Open frame
1 = Baseplate
2 = Baseplate with GND-pi -
Output Voltage and Interface Options (n3/n4)
00 = 8.1-13.2 Vout With digital interface
01 = 8.1-13.2 Vout Without digital interface
02 = 3-6.7 Vout With digital interface
03 = 3-6.7 Vout Without digital interface
06 = 8.1-13.2 Vout With 0.6 V droop load
sharing function Without digital interface
07 = 8.1-13.2 Vout With 0.6 V droop load
sharing function With digital interface -
Predefined Configuration Files (n5/n6/n7)
001 = 12 V Standard configuration
002 = 9 V Standard configuration
003 = 3.3 V Standard configuration
004 = 5 V Standard configuration
007 = 9 V with positive RC logic configuration
008 = 12 V with positive RC logic configuration
009 = 3.3 V with positive RC logic configuration
010 = 5 V with positive RC logic configuration
012 = 9.6 V with 0.6 V droop load sharing function configuration (available only for n3n4
= 06 or 07)
013 = 12 V with 0.6 V droop load sharing function configuration (Vin 40-75,available, only for n3n4 = 06 or 07)
014 = 12.45 V with 0.6 V droop load sharing function configuration (Vin 40-75, available only for n3n4 = 06 or 07)
Example Configuration: BMR4530006/014, BMR4530100/001
Let’s break down the configuration of the BMR4530006/014 and BMR4530100/001:
| Model: | BMR4530006/014 | BMR4530100/001 |
|---|---|---|
| Output: | 12.45V / 33A, 391W | 12V / 33A, 396W |
| Mechanical Pin Option (n1 = 0): | Standard pin length (5.33mm / 0.210in) | Standard pin length (5.33mm / 0.210in) |
| Mechanical Option (n2): | (n2 = 0): Open-frame configuration | (n2 = 1): Baseplate configuration for improved thermal management |
| Hardware Option (n3/n4): | (n3/n4 = 06): 8.1-13.2V output with a 0.6V droop load-sharing function (without digital interface) | (n3/n4 = 00): 8.1-13.2V output with a digital interface for monitoring and control |
| Configuration File (n5/n6/n7): | (n5/n6/n7 = 014): 12.45V output with a 0.6V droop load-sharing function (Vin range: 40-75V, available only with n3/n4 codes 06 or 07) | (n5/n6/n7 = 001): Standard 12V configuration |
For more detailed specifications or to find the exact part number that fits your application, please refer to the Datasheet: FPM-TechSpec-BMR453-Rev10A.pdf (2.5 MB)
Applicable Part Numbers
| DigiKey Part Number | Manufacturer Part Number |
|---|---|
| 2166-BMR4530001/001-ND | BMR4530001/001 |
| 2166-BMR4530101/001-ND | BMR4530101/001 |
| 2166-BMR4530100/001-ND | BMR4530100/001 |
| 2166-BMR4530002/003-ND | BMR4530002/003 |
| 2166-BMR4530002/004-ND | BMR4530002/004 |
| 2166-BMR4530006/012-ND | BMR4530006/012 |
| 2166-BMR4530006/014-ND | BMR4530006/014 |
| 2166-BMR4530006/013-ND | BMR4530006/013 |
| 2166-BMR4530000/002-ND | BMR4530000/002 |
| 2166-BMR4530000/001-ND | BMR4530000/001 |
| 2166-BMR453STACKER-ND | BMR453 STACKER |
| 2166-BMR4530108/014-ND | BMR4530108/014 |
| 2166-BMR4530007/014-ND | BMR4530007/014 |
| 2166-BMR4530007/013-ND | BMR4530007/013 |