内置开关MOSFET PWM型 DC/DC转换器IC_BM2P015-Z
本系列产品是AC/DC用PWM方式DC/DC转换器，可以为各种带插座的产品提供适合的电源系统。可支持绝缘和非绝缘型，容易设计各种类型的低功耗转换器。内置650V耐压启动电路，有助于降低功耗。通过外部连接开关用电流检测电阻器，可实现自由度高的电源设计。由于使用电流模式控制方式，并对每个回路进行电流限制，实现卓越的带宽和瞬态响应性能。采用固定频率方式，开关频率为65kHz。轻负载时，降低频率，实现高效率。内置跳频功能，有助于降低EMI。内置650V耐压MOSFET，设计容易。
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特性：
FET
Integrated
Controller Type
PWM
Vin1(Min.)[V]
8.9
Vin1(Max.)[V]
26.0
Start Circuit [V]
650.0
SW frequency(Max.)[kHz]
65.0
Vcc OVP
Latch
BR PIN
-
On Resistor (MOSFET)[Ω]
1.4
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
特点：
- PWM frequency: 65kHz
- PWM current mode control
- Burst operation when load is light
- Frequency reduction function
- Built-in 650V starter circuit
- Built-in 650V switching MOSFET
- VCC pin Under-Voltage protection
- VCC pin Over-Voltage protection
- SOURCE pin Open Protection
- SOURCE pin Short Protection
- SOURCE pin Leading Edge Blanking function
- Per-cycle Over-Current Protection Circuit
- Soft start
- Secondary Over-Current Protection Circuit