Answered

• TPS7H4010-SEP: Coefficient of Thermal Expansion

  

  Steve Widener

  Resolved

  Part Number: TPS7H4010-SEP Tool/software: Please provide the values we have for the CTE of the subject device This is needed for reliability calculations on a space mission

  • Resolved

  • 1 month ago
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• TPS7H4010-SEP: Mass vs net weight

  

  David Park

  TI Thinks Resolved

  Part Number: TPS7H4010-SEP Tool/software: Hi, In the datasheet, mass of TPS7H4010MRNPSEP is 57.2mg Through material attribute, net weight is 67mg. Which is correct? or is there any difference between mass vs net weight? unit is same. Thanks.

  • 1 month ago
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Answered

• TPS7H4010-SEP: Derating of datasheet values

  

  franziskus

  Resolved

  Part Number: TPS7H4010-SEP Tool/software: Hi, are the voltage and current values in the datasheet derated for space applications? Best regards

  • Resolved

  • 2 months ago
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Answered

• TPS7H4010-SEP: VCC external capacitor sizing

  

  Sean Martin

  Resolved

  Part Number: TPS7H4010-SEP Tool/software: What is the minimum required capacitance on the VCC pin? Datasheet pg. 3 "Connect a high-quality 2.2-μF capacitor from this pin to GND." Datasheet pg. 18 "The VCC pin must have a 1-μF to 4.7-μF…

  • Resolved

  • 4 months ago
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• TPS7H4010-SEP: Continuous Operation in PFM Mode

  

  Sean Martin

  Part Number: TPS7H4010-SEP Tool/software: Hi, I would like to use the TPS7H4010-SEP buck converter in a very light load application. Input voltage can vary from 26V - 32V and the output is a 5V 100mA max load. Nominally the load will be 20-30mA. I expect…

  • 4 months ago
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• TPS7H4010-SEP: PSPICE simulator/model not working properly ?

  

  Vincent Fournier

  Part Number: TPS7H4010-SEP Tool/software: Hi, PSPICE TPS7H4010-SEP_AVG : gives the expected output bias point (5V, 140mA) but the model should not be used for transient analysis => fails to achieve any line regulation (output rises to 6V). TPS7H4010_TRANS…

  • 4 months ago
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• TPS7H4010-SEP: Efficiency at 12V input and 3.3V, 2.5V, 1.2V and 1.0V outputs

  

  Jim Brinkhurst1

  TI Thinks Resolved

  Part Number: TPS7H4010-SEP Tool/software: Hi experts Can someone provide efficiency curves for the following Vin/Vout conditions and FPWM? Vin = 12V Vout = 3.3V, 2.5V, 1.2V and 1.0V The information in the datasheet is very limited. Thanks, Jim B

  • 4 months ago
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• TPS7H4010-SEP: TPS7H4010-SEP Transient mode auto mode behavior

  

  Robert Johnson

  Part Number: TPS7H4010-SEP Cadence Pspice simulation with transient PSPICE model. With the Buck Converter in Auto mode and the output shorted the inductor current ramps to 8.2A and remains at 8.2A. The buck converter continues to operate at the correct…

  • 10 months ago
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• TPS7H4010-SEP: Parameter and inductor

  

  David Park

  TI Thinks Resolved

  Part Number: TPS7H4010-SEP Hi, Could you check below and recommend proper component? Actually customer needs 0.95V but they can accept 1V due to drop by path. 1. Proper feedback resistor for minimum output(1V) 2. Is below inductor proper for the output…

  • 8 months ago
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Answered

• TPS7H4010-SEP: Questions about Cff calculations - value and pole/zero frequencies

  

  Jim Brinkhurst1

  Resolved

  Part Number: TPS7H4010-SEP Hi expert I have some questions about the Cff value on the EVM, and the pole/zero values that go along with it. When I use datasheet Eq 21 I get 59.4pF for Cff based on the other EVM values and using Fx = 48.8 kHz (per the EVM…

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  • 7 months ago
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