bd39031muf-凯发k8一触即发
power management ic for adas applicationsbd39031muf-c is a power management ic with primary buck controller (buck1), dual secondary buck converter (buck2/buck3), and secondary boost converter (boost4). this device contains reset, power good, watchdog timer functions, and is suitable for adas application such as radar, camera, and lidar. in addition, this device contributes to asil level improvement of the system by bist (built-in self test) function and mutual monitoring function.
主要规格
功能安全:
特性：
ch
4
vin1(min.)[v]
4
vin1(max.)[v]
28
output voltage1 (min.)[v]
3.25
output voltage1 (max.)[v]
3.35
output voltage2 (min.)[v]
1.182
output voltage2 (max.)[v]
1.218
output current capacity 2 [a]
2.5
output voltage3 (min.)[v]
0.8
output voltage3 (max.)[v]
2.5
output current capacity 3 [a]
2.5
sw frequency(max.)[mhz]
2.5
circuit current(typ.)[ma]
5
operating temperature (min.)[°c]
-40
operating temperature (max.)[°c]
125
package size [mm]
6x6 (t=1)
common standard
aec-q100 (automotive grade)
特点：
- aec-q100 qualified (grade 1)
- functional safety supportive automotive products
- primary buck controller for 3.3v fixed
- secondary buck converter for 1.2v output fixed
- secondary buck converter for adjustable output
- secondary boost converter for 5.0v output fixed
- enable input for each output
- two power good functions
- reset function for buck1
- adjustable window watchdog timer
- spread spectrum
- over current protection
- over voltage protection
- short circuit protection
- thermal shut down protection
- thermal warning function
reference design / application evaluation kit
-
- reference design - ref66004
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该参考设计由三块电路板组成
- ref66004-evk-001 (核心板)
- ref66004-evk-002 (串行解串器板)
- ref66004-evk-003 (显示板)
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