BM1Q002FJ
Quasi-Resonant Control type DC/DC Converter IC
BM1Q002FJ
Quasi-Resonant Control type DC/DC Converter IC
准谐振控制器型DC/DC转换器ICBM1Q00XFJ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,因此待机功耗会变小。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
Latch
BR PIN
No
Channel
1
Light Load mode
Yes
EN
No
Soft Start
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 when load is light ( Burst operation)
・Maximum frequency control (120kHz)
・Frequency reduction function
・AC voltage correction function
・VCC pin : under voltage protection
・VCC pin : overvoltage protection
・Over-current protection (cycle-by-cycle)
・OUT pin : H voltage 12V clamp
・Soft start
・ZT trigger mask function
・ZT Over voltage protection
・FB Over Load protection [Auto-restart]
