Transcript MP2456- 50V, 0.5A, 1.2MHz Non

The Future of Analog Technology®
MP2456
0.5A, 50V, 1.2MHz, Non-Sync Step-down Converter
In TSOT23-6 Package
Oct., 2013
MP2456- 50V, 0.5A, 1.2MHz Non-Sync Buck
• Wide 4.5 to 50V Operating Input Voltage
P/N
Vin
Io
Package
Freq.
Startup with
Big cap
• Up to 90% Efficiency
MP2459
55V
500mA
TSOT23-6
480kHz
<470uF
• Only 7 ext. components needed
MP2456
50V
500mA
TSOT23-6
1.2MHz
2200uF
• >90% Duty Cycle
• 1.2MHz fixed freq.
• 0.73mA quiescent current
Benefit: 50V, cost effective,
SOT23 solution!
• Internal Compensation & Soft-Start
• TSOT23-6, P2P with MPQ2451, MP2459
and National’s LM2840
2
MPS Confidential-Internal Use Only
The Future of Analog IC Technology®
Target Applications
• Automotive Systems
• Industrial Power Systems
• Battery Powered Systems
• Distributed Power Systems
AMR
Automotive Battery
Regulation
MPS Confidential-Internal Use Only
UP TO 50V
MP2456
Industrial
Supplies
GPS Navigators
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The Future of Analog IC Technology®
MP2456 Typical Application
Power Meter
Elevator Control
4
MPS Confidential-Internal Use Only
The Future of Analog IC Technology®