BM2P249Q-Z
內建開關MOSFET 非絕緣型PWM DC/DC轉換器IC
BM2P249Q-Z
內建開關MOSFET 非絕緣型PWM DC/DC轉換器IC
這款IC是AC/DC用PWM方式DC/DC轉換器，可以為各種帶插座的產品提供適合的電源系統。可以容易設計非絕緣型高效率轉換器。內建650V耐壓啟動電路，有助於降低功耗。內建電流檢測電阻器，可以設計小型電源。由於使用電流模式控制方式，並對每個回路進行電流限制，實現卓越的頻寬和瞬態回應性能。採用固定頻率方式，開關頻率為100kHz。內建跳頻功能，有助於降低EMI。內建650V耐壓MOSFET，設計容易。
Product Detail
規格:
FET
Integrated
Controller Type
PWM
Vin1(Min.)[V]
8
Vin1(Max.)[V]
26.5
Vmax (DrainMax) [V]
650
Start Circuit
Integrated
SW frequency(Max.)[kHz]
100
Vcc OVP
Auto Restart
BR PIN
No
On Resistor (MOSFET)[Ω]
9.5
Channel
1
Light Load mode
Yes
EN
No
Soft Start
Yes
Thermal Shut-down
Yes
Under Voltage Lock Out
Yes
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
105
Package Size [mm]
9.27x6.35 (t=5.33)
功能:
- PWM frequency: 100kHz
- PWM current mode method
- Frequency hopping function
- Burst operation at light load
- Frequency reduction function
- Built-in 650V start circuit
- Built-in 650V switching MOSFET
- VCC pin under voltage protection
- VCC pin over voltage protection
- Over current limiter function per cycle
- Soft start function
