Datasheet Texas Instruments TPS54386TPWPRQ1 — 数据表

TPS54386-Q1
www.ti.com SLUSAZ9A – MARCH 2012 – REVISED MARCH 2012 3-A DUAL NON-SYNCHRONOUS CONVERTER WITH INTEGRATED HIGH-SIDE MOSFET
Check for Samples: TPS54386-Q1 FEATURES APPLICATIONS 1 23 Qualified for Automotive Applications
AEC-Q100 Qualified With the Following
Results:
– Device Temperature Grade 2: –40°C to
+105В°C Ambient Operating Temperature
– Device HBM ESD Classification Level H2
– Device CDM ESD Classification Level C3B
4.5-V to 28-V Input Range
Output Voltage Range 0.8 V to 90% of Input
Voltage
Output Current Up to 3 A
Fixed Switching Frequency: 600 kHz
Three Selectable Levels of Overcurrent
Protection (Output 2)
0.8-V 1.5% Voltage Reference
2.1-ms Internal Soft Start
Dual PWM Outputs 180В° Out-of-Phase
Ratiometric or Sequential Startup Modes
Selectable by a Single Pin
85-mΩ Internal High-Side MOSFETs
Current Mode Control …