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Richard Solarski
over 1 year ago
Power management
Power management forum
RE: LP3972: LP3970 was obsoleted- looking for alternative
Hi Shai, Apparently the only difference between the /21 and /22 is Bit 6 in the CON_CTRL2 register (0x05h). In the TPS65022, this bit can be reset by 4 additional events: DCDC1_EN and DCDC3_EN pulled low, HOT_RESET pulled low, RESPWRON active...
March Jasper
over 6 years ago
Power management
Power management forum
About TPS65021 power source break test and Failed with Pin Pull Up
Resolved
Hi Now we have some issues for
TPS65021
when Power break test, We using pull up from VBACKUP (3.3V
Heather Mcintosh
over 7 years ago
Power management
Power management forum
TPS65021 - DC/DC converter discontinuous mode?
Hi there I'm using
TPS65021
and I'm having trouble with VDCDC1. VDCDC2/3 are working as expected. When I measure Vout at VDCDC1, it is very close to my Vin value (~5v) and I can't see any switching on L2. The current draw on this rail...
Sung-IL
over 9 years ago
Processors
Processors forum
Is there Linux driver or example code to control TPS65021 in DM3730?
Hi all, Is there any Linux driver or example code to control
TPS65021
in DM3730? My customer is finding out this example. Please let me have the Linux driver or example or advice how they can implement it. Thanks and Best Regards, SI...
John Bottrill
over 7 years ago
Power management
Power management forum
RE: PWM chip selection
Hi, I've attached the 2013 User's Guide for power products. Starting on page 53 you will find a selection of PWM controllers. many of these teh frequency can be varied according to external criteria. As an example if you use a UC3842 it is...
2013 Power Management Guide.pdf
John Bottrill
over 7 years ago
Power management
Power management forum
RE: 110/220 VAC to 12 KVDC Push Pull supply?
Gary, Most any of our power controllers with dual output capability will provide the control. See attached document starting at page 50 with the dual output controllers on page 53 and 54 and choose what features you want. Regards, John
2013 Power Management Guide.pdf
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