LMR24210 PDF Datasheet
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Description
This is 1.0A Step-Down Voltage Regulator. LMR24210 SIMPLE SWITCHER® 42Vin, 1.0A Step-Down Voltage Regulator in micro SMD
October 17, 2011
LMR24210 SIMPLE SWITCHER® 42Vin, 1.0A Step-Down Voltage Regulator in micro SMD
Features
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Input voltage range of 4.5V to 42V Output voltage range of 0.8V to 24V Output current up to 1.0A Integrated low RDS(ON) synchronous MOSFETs for high efficiency Up to 1 MH- switching frequency Low shutdown Iq, 25 A typical Programmable soft-start No loop compensation required COT architecture with ERM 28 bump micro SMD (2.45 x 3.64 x 0.60 mm) packaging Fully enabled for WEBENCH®™ Power Designer
System Performance
Efficiency vs Load Current (VOUT = 3.3V)
100 90 EFFICIENCY (%) 80 70 60 50 40 0.0 VIN = 4.5V VIN = 9V VIN = 12v VIN = 24V VIN = 42v 0.2 0.4 0.6 0.8 LOAD CURRENT (A) 1.0
30173870
Performance Benefits
- Tiny overall solution reduces system cost - Integrated synchronous MOSFETs provides high
efficiency at low output voltages - COT with ERM architecture requires no loop comp.