BM1Q002FJ
Quasi-Resonant Control type DC/DC Converter IC
BM1Q002FJ
BM1Q002FJ
Quasi-Resonant Control type DC/DC Converter IC
準諧振控制器型DC/DC轉換ICBM1Q00XFJ為所有存在介面的產品提供最佳的系統。為準諧振動作，實現了軟開關，有助於實現低EMI。外接開關MOSFET及電流檢測電阻，可實現自由度高的電源設計。本IC內建啟動電路，有助於實現低待機功耗和高速啟動。輕負載時內建脈衝串功能且IC消耗電流低，因此待機功耗會變小。本IC內建緩啟動功能、脈衝串功能、逐週期過電流限制、過電壓保護、過負載保護、CS開路時保護等各種保護功能，安全性優異。
Product Detail
規格:
AC Monitor Function
No
BR UVLO
No
Current Detection Resistors
External
Dynamic Over Current Detection
No
External LATCH Function
No
FB OLP
Auto Restart
Frequency Reduction Function
Yes
VH Terminal UVLO
No
ZT OVP
Latch
FET
External
Controller Type
QR
Vin1(Min.)[V]
8.9
Vin1(Max.)[V]
26
Withstand Voltage [V]
650
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 (t=1.65)
功能:
・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]
