SCT81621Q.pdf? Qualified for Automotive Applications
? AEC-Q100 Qualified with the Following Results:
- Device Temperature Grade 1: -40°C to 125°C
Ambient Operating Temperature Range
- Device HBM ESD Classification Level H2
- Device CDM ESD Classification Level C3B
? Wide Input Voltage Range: 2.92V-60V
? Low Shutdown Current 3.9uA
? Low Quiescent Operating Current: 470uA
? +/- 1.5% Feedback Reference Voltage
? Adjustable Switching Frequency: 100KHz to 2.2MHz
? Integrated Frequency Dither for EMI Mitigation
? External Frequency Synchronic
? External Compensation
? Pulse Skipping Mode
? Supports additional Slope Compensation
? 14ms Internal Soft-start Time
? Integrated Protection Feature
- Constant Peak-Current Protection Threshold
Over Input Voltage
- Output Overvoltage Protection
- Adjustable Under-voltage Lockout
- Hiccup Over Load Protection
- Thermal Shutdown Protection:165°C
? MSOP-10L(3mm*3mm)
? LM3481QMM are Automotive-Grade Products
That are AEC-Q100 Grade 1 Qualified
(–40°C to+125°C Operating Junction Temperature)
? 10-Lead VSSOP Package
? Internal Push-Pull Driver With 1-A Peak Current Capability
? Current Limit and Thermal Shutdown
? Frequency Compensation Optimized With a Capacitor and a Resistor
? Internal Softstart
? Current Mode Operation
? Adjustable Undervoltage Lockout With Hysteresis
? Pulse Skipping at Light Loads
? Key Specifications
– Wide Supply Voltage Range of 2.97 V to 48 V
– 100-kHz to 1-MHz Adjustable
and Synchronizable Clock Frequency
– ±1.5% (Over Temperature) Internal Reference
– 10-μA Shutdown Current (Over Temperature)
? Create a Custom Design Using the LM3481 with
the WEBENCH Power Designer
