BM2PAA1Y-Z
内置开关MOSFET 非隔离型 PWM DC-DC转换器IC
BM2PAA1Y-Z
内置开关MOSFET 非隔离型 PWM DC-DC转换器IC
本IC是AC-DC用PWM方式DC-DC转换器，可为带插座的各种产品提供理想的系统。使用该产品可轻松设计出非隔离型专用的高效率转换器。内置650V耐压启动电路，有助于降低功耗。内置电流检测电阻，可实现小型电源设计。采用电流模式控制，可实现逐周期电流限制，带宽表现和瞬态响应性能优异。开关频率恒定（25kHz，65kHz）。内置跳频功能，有助于实现更低EMI。内置650V耐压超级结MOSFET，使设计更容易。
主要规格
特性：
FB OLP
Auto Restart
BR UVLO
No
External LATCH Function
No
AC Monitor Function
No
VH Terminal UVLO
No
Frequency Reduction Function
Yes
Current Detection Resistors
Integrated
Over Current Detection Current (typ.)[A]
1.76
Dynamic Over Current Detection
Yes
Feedback Voltage (typ.)[V]
2
FET
Integrated
Controller Type
PWM
Vin1(Min.)[V]
11.1
Vin1(Max.)[V]
26
Withstand Voltage [V]
650
SW Frequency (Max.)[kHz]
65
VCC OVP
Auto Restart
BR PIN
No
On Resistor (MOSFET)[Ω]
1.5
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)
特点：
- PWM Current Mode Method
- Frequency Hopping Function
- Burst Operation at Light Load
- Built-in 650 V Startup Circuit
- Built-in 650 V Super Junction MOSFET
- VCC UVLO (Under Voltage Lockout)
- VCC OVP (Over Voltage Protection)
- Over Current Detection Function per Cycle
- Soft Start Function
- Sleep Mode
Reference Design / Application Evaluation Kit
-
- Evaluation Board - BM2PAA1Y-EVK-001
Non-Isolated Buck Convertor 7.2 W 12 V Output BM2PAA1Y-Z
