User's Guide
- Reference Board BM2P121X-EVK-001
BM2P121X-Z
BM2P121X-Z
內建開關MOSFET 非絕緣型 PWM DC/DC轉換器IC
此IC是用於AC/DC的PWM方式DC/DC轉換器，為所有附帶插座的產品提供合適的電源系統。可輕鬆設計出非絕緣專用的高效率轉換器。內建650V耐壓啟動電路，有助於降低功耗。內建電流檢測電阻，實現小型化的電源設計。由於使用了電流模式控制，因此可對每個電路進行電流限制，並且頻寬和暫態響應性能非常出色。開關頻率是65kHz固定方式。內建跳頻功能，有助於降低EMI。此外內建650V耐壓SJ MOSFET，易於設計。
Product Detail
規格:
Current Detection Resistors
Integrated
Dynamic Over Current Detection
Yes
AC Monitor Function
No
BR UVLO
No
External LATCH Function
No
FB OLP
Auto Restart
Frequency Reduction Function
Yes
Over Current Detection Current (typ.)[A]
2.0
VH Terminal UVLO
No
Feedback Voltage (typ.)[V]
12.0
FET
Integrated
Controller Type
PWM
Vin1(Min.)[V]
9.5
Vin1(Max.)[V]
12.96
Withstand Voltage [V]
650
SW Frequency (Max.)[kHz]
65.0
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
功能:
- PWM Current Mode Method
- Frequency Hopping Function
- Burst Operation at Light Load
- Built-in 650V Startup Circuit
- Built-in 650V Super Junction MOSFET
- VCC UVLO (Under Voltage Lockout)
- VCC OVP (Over Voltage Protection)
- Over Current Detection Function per Cycle
- Soft Start Function
Evaluation
Board
-
- Evaluation Board
- BM2P121X-EVK-001
12V output from the input of 90 Vac to 264 Vac. The output current supplies up to 0.75A.
Design Resources
Documents
User's Guide
- Reference Board BM2P121X-EVK-001
Technical Articles
Schematic Design & Verification
- Importance of Probe Calibration When Measuring Power: Deskew
- Impedance Characteristics of Bypass Capacitor
Thermal Design
- What Is Thermal Design
- Method for Calculating Junction Temperature from Transient Thermal Resistance Data
- Thermal Resistance
Tools
2D/3D/CAD
- DIP7K Footprint / Symbol
- DIP7K 3D STEP Data
Packaging & Quality
Manufacturing Data
- Factory Information
Environmental Data
- REACH SVHC Non-use Declaration