BM1Q011FJ
Quasi-Resonant Control type DC/DC Converter IC
BM1Q011FJ
Quasi-Resonant Control type DC/DC Converter IC
准谐振控制器型DC/DC转换器ICBM1Q011FJ为所有存在插口的产品提供优良的系统。为准谐振动作，实现了软开关，有助于实现低EMI。外接开关MOSFET及电流检测电阻，可实现自由度高的电源设计。本IC内置启动电路，有助于实现低待机功耗和高速启动。轻负载时内置脉冲串功能且IC消耗电流低，因此可实现低待机功耗。此外，本IC内置软启动功能、脉冲串功能、逐周期过电流限制、过电压保护、过负荷保护、CS开路时保护等各种保护功能，安全性优异。
主要规格
特性：
FET
External
Controller Type
QR
Vin1(Min.)[V]
8.9
Vin1(Max.)[V]
26
Start Circuit
Integrated
SW frequency(Max.)[kHz]
120
Vcc OVP
Auto Restart
BR PIN
No
Channel
1
Light Load mode
Yes
EN
No
Soft Start
Yes
Under Voltage Lock Out
Yes
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
Package Size [mm]
4.9x6.0 (t=1.65)
特点：
- Quasi-resonant method
- Built-in 650V tolerate start circuit
- Low power at the light load (burst operation)
- Maximum frequency control (120kHz)
- Frequency reduction function
- AC voltage correction function
- VCC pin : under voltage protection
- VCC pin : over voltage protection
- Over-current protection (cycle-by-cycle)
- Output driver 12V clamp circuits
- Soft start function
- ZT trigger mask function
- Over Load protection [Auto-restart]
- CS pin open protection [Auto-restart]
