Datasheet Texas Instruments LM34919BQTL/NOPB — 数据表

LM34919B
LM34919B-Q1
www.ti.com SNVS623B – MAY 2010 – REVISED JULY 2013 LM34919B Ultra-Small 40-V 600-mA Constant On-Time
Buck Switching Regulator
Check for Samples: LM34919B, LM34919B-Q1 FEATURES TYPICAL APPLICATIONS 1 2 AEC-Q100 Grade 1 Qualified (-40В°C to 125В°C)
Maximum Switching Frequency: 2.6 MHz
(VIN=14V,Vo=3.3V)
Input Voltage Range: 6V to 40V
Integrated N-Channel Buck Switch
Integrated Startup Regulator
No loop compensation Required
Ultra-Fast transient Response
Operating frequency remains constant with
Load Current and Input Voltage
Maximum Duty Cycle Limited During Startup
Adjustable Output Voltage
Valley Current Limit At 0.64A
Precision Internal Reference
Low Bias Current
Highly Efficient Operation
Thermal Shutdown
10-Pin DSBGA Package Automotive Safety and Infotainment
High Efficiency Point-Of-Load (POL) Regulator …