型号 |
LTC3892IUH#TRPBF |
LTC3892IUH#PBF |
LTC3892IUH-2#PBF |
LTC3892IUH-2#TRPBF |
描述 |
DC/DC Cntrlr Dual-OUT Step Down 585kHz Automotive 32-Pin QFN EP T/R |
DC/DC Cntrlr Dual-OUT Step Down 585kHz Automotive 32-Pin QFN EP Tube |
DC/DC Cntrlr Dual-OUT Step Down 585kHz Automotive 32-Pin QFN EP Tube |
DC/DC Cntrlr Dual-OUT Step Down 585kHz Automotive 32-Pin QFN EP T/R |
欧盟限制某些有害物质的使用 |
Compliant |
Compliant |
Compliant |
Compliant |
ECCN (US) |
EAR99 |
EAR99 |
EAR99 |
EAR99 |
Part Status |
Active |
Active |
Active |
Active |
Number of Outputs |
2 |
2 |
2 |
2 |
Topology |
Step Down |
Step Down |
Step Down |
Step Down |
Output Voltage (V) |
0.8 to 59.4 |
0.8 to 59.4 |
0.8 to 59.4 |
0.8 to 59.4 |
Maximum Switching Frequency (kHz) |
585 |
585 |
585 |
585 |
Minimum Input Voltage (V) |
4.5 |
4.5 |
4.5 |
4.5 |
Maximum Input Voltage (V) |
60 |
60 |
60 |
60 |
Operating Supply Voltage (V) |
4.5 to 60 |
4.5 to 60 |
4.5 to 60 |
4.5 to 60 |
Typical Quiescent Current (mA) |
0.029 |
0.029 |
0.029 |
0.029 |
Typical Gate Driver Pull Up Resistance (Ohm) |
2.2 |
2.2 |
2.2 |
2.2 |
Typical Gate Driver Pull Down Resistance (Ohm) |
1 |
1 |
1 |
1 |
Minimum Switching Frequency (kHz) |
485 |
485 |
485 |
485 |
Typical Switching Frequency (kHz) |
535 |
535 |
535 |
535 |
Synchronous Rectifier |
Yes |
Yes |
Yes |
Yes |
Synchronous Clock |
Yes |
Yes |
Yes |
Yes |
Programmability |
Yes |
Yes |
Yes |
Yes |
Minimum Operating Temperature (°C) |
-40 |
-40 |
-40 |
-40 |
Maximum Operating Temperature (°C) |
125 |
125 |
125 |
125 |
Supplier Temperature Grade |
Industrial |
Industrial |
Industrial |
Industrial |
系列 Packaging |
Tape and Reel |
Tube |
Tube |
Tape and Reel |
Pin Count |
32 |
32 |
32 |
32 |
Standard Package Name |
QFN |
QFN |
QFN |
QFN |
Supplier Package |
QFN EP |
QFN EP |
QFN EP |
QFN EP |
Mounting |
Surface Mount |
Surface Mount |
Surface Mount |
Surface Mount |
Package Height |
0.75(Max) |
0.75(Max) |
0.75(Max) |
0.75(Max) |
Package Length |
5 |
5 |
5 |
5 |
Package Width |
5 |
5 |
5 |
5 |
PCB changed |
32 |
32 |
32 |
32 |
Lead Shape |
No Lead |
No Lead |
No Lead |
No Lead |