BM1R00178F
高效率、低待機功耗、支援連續模式的二次側同步整流控制IC
BM1R00178F
高效率、低待機功耗、支援連續模式的二次側同步整流控制IC
BM1R00178F是用於二次測輸出段的同步整流控制器。內建低功耗高精度分流穩壓器，可減少待機功耗。分流穩壓器由完全獨立晶片構成，因此即使在High Side使用時，也可作為GND基準工作。連續模式工作時，可以不輸入一次側開關同步訊號進行動作，有助於進一步節省空間。工作電源電壓範圍廣，為2.7V～32V，可應對各種輸出的應用。採用高耐壓120V(Max)處理器，可直接監視漏極電壓。
Product Detail
規格:
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]
5.0x6.2 (t=1.71)
功能:
- 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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