bd86852muf-c is a power management ic with primary buck converter (dc/dc1), secondary buck converters (dc/dc2 and dc/dc3), external linear regulator control block and the power-on reset function for cmos sensor and image sensing power supply. output voltage and sequence are selectable and applicable to various image sensor power supply. this device adopts small package vqfn24fv4040 which is optimal for camera module. in addition, this device has a pin that can be programmed to turn on/off the spread spectrum providing a lower noise regulated outputs.

主要规格

 
型号 | bd86852muf-ce2
status | 推荐品
封装 | vqfn24fv4040
包装形态 | taping
包装数量 | 2500
最小独立包装数量 | 2500
rohs | yes

功能安全:

凯发k8一触即发
类别 : fs supportive
a product that has been developed for automotive use and is capable of supporting safety analysis with regard to the functional safety.

特性:

ch

3

vin1(min.)[v]

4

vin1(max.)[v]

18

output voltage1 (min.)[v]

3.3

output voltage1 (max.)[v]

3.9

output current capacity 1 [a]

2

output voltage2 (min.)[v]

1.1

output voltage2 (max.)[v]

1.2

output current capacity 2 [a]

1

sw frequency(max.)[mhz]

2.2

circuit current(typ.)[ma]

3

operating temperature (min.)[°c]

-40

operating temperature (max.)[°c]

125

package size [mm]

4x4 (t=1)

common standard

aec-q100 (automotive grade)

特点:

  • aec-q100 qualified (grade 1)
  • output voltage:
    vo1: 3.3v or 3.9v (±2%)
    vo2: 1.1v or 1.2v (±2%)
    vo3: 1.8v (±2%)
  • output current:
    vo1: 2a (max)
    vo2: 1a (max)
    vo3: 1a (max)
  • functional safety supportive automotive products
  • primary dc/dc (vo1)
    dc/dc with built-in fet
    high efficiency with synchronous rectification
  • dual secondary dc/dc (vo2, vo3)
    dc/dc with built-in fet
    high efficiency with synchronous rectification
  • each protection function
  • spread spectrum for emc
  • fail detection pin (for each output)
  • selectable output voltage and sequence

reference design / application evaluation kit

 
    • evaluation board - bd86852-tsb-001
    • bd86852-tsb-001 is an evaluation board for power management ic bd86852muf-c that is suitable for camera module application such as adas camera sensor. bd86852muf-c integrate primary buck converter (dc/dc1), secondary buck converters (dc/dc2 and dc/dc3). together with on board linear regulator, all power rails required for cmos image sensor and image processor are available. the pcb layout has been miniaturized and optimized for use in camera modules.

  • user's guide layout (cad data)
x

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