BM1R00178F
高效率、低待机功耗、支持连续模式的二次侧同步整流控制IC

BM1R00178F是用于二次测输出段的同步整流控制器。内置低功耗高精度分流稳压器,可减少待机功耗。分流稳压器由完全独立芯片构成,因此即使在High Side使用时,也可作为GND基准工作。连续模式工作时,可以不输入一次侧开关同步信号进行动作,有助于进一步节省空间。工作电源电压范围广,为2.7V~32V,可应对各种输出的应用。采用高耐压120V(Max)处理器,可直接监视漏极电压。

Data Sheet 购买 *
* 本产品是标准级的产品。
本产品不建议使用于车载设备。

主要规格

 
型号 | BM1R00178F-E2
Status | 推荐品
封装 | SOP8
包装数量 | 2500
最小独立包装数量 | 2500
包装形态 | Taping
RoHS | Yes
长期供货计划 | 10 Years

特性:

Channel

1

Controller Type

SR

Circuit Configuration

Flyback

Vin1 (Min.)[V]

2.7

Vin1 (Max.)[V]

32

Shunt Regulator Accuracy (%)

0.5

VCC OVP

Auto Restart

OVP

Fixed

Compulsion OFF Time (typ. μs)

3

FET

-

Drain Monitor Voltage [V]

120

BR PIN

No

Light Load mode

No

EN

No

Thermal Shut-down

Auto Restart

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

105

Package Size [mm]

5x6.2 (t=1.71)

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特点:

  • Key Specifications
    • ·Supply Voltage 2.7V to 32V
    • ·Circuit Current (No Switching): 800μA(Typ)
    • ·DRAIN Monitor Pin Absolute Voltage: 120V(Max)
    • ·Operating Temperature Range: -40°C to +105°C
  • Built-in Low Consumption and High Accuracy Shunt Regulator, which Reduces Standby Power
  • Synchronous Rectification FET Layout: High/Low Side
  • 120V (Max) High Voltage Process DRAIN Monitor Pin
  • Wide Supply Voltage Range of 2.7V to 32V
  • Supports Drive Type: PWM, QR and LLC Controller etc.
  • No Input Required on the Primary-Side at CCM
  • Built-in Over Voltage Protection for SH_IN and SH_OUT Pin
  • Built-in Thermal Shutdown Function
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