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changes.mady.by.user Rayyan Mahmood

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Project Owners: Mostafa Hussein Rayyan Mahmood

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Part Number

Price

Comments

 TPS62932DRLR

$1.09

Buck IC

RC0805FRRC0603FR-0716KL

$0.15

R7(16kΩ) - Lower resistor in Feedback voltage divider

RC0805FRRC0603FR-0749K9L

$0.15

R6(49.9KΩ) - Upper resistor in Feedback voltage divider

GCD21BR71H333KA01LGCM188R71H333KA55D

$0.2737

Css (Soft-start Cap) - 33nF

GCD21BR71H104KA01LGCM188R71H104KA57J

$0.33 26 (x2)

CBST & Filtering Cap (0.1uF - 50V)

GRM21BR61H106KE43LGCM32EC71H106KA03K

$0$1.48 22 (x8x2)

Cin(10µF) x 8 2 (since it is around 16.3µF 1µF at 25.3 Volts due to DC Bias) - Ceramic Cap , 50V (size 1210)

RC0805FRRC0603FR-1320KL0720KL

$0.15

R2 (20 KΩ) UVLO

RC0805FRRC0603FR-07280KL

$0.15

R1 (280 KΩ) UVLO

IHLP3232DZER3R3M01SRP3212A-3R3M

$1$0.9041

L1 (3.3uH - 93.2A1A)

GRM21BR61A476ME15K

$0.91

Cout (47UF - 10V)

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Current Sense:

View file
nameCurrent sensecurrent_sense_calc(updated).pdf

Part Number

Price

Comments

INA180A1IDBVR

 Already orderd && in the bay

 same current sense IC as 4s esc

BVT-M-R001-1.0

$2.30D1CSA2512MR001F-T3

$1.51

1mOhms, 6W shunt resistor

CL10B104KB8NNNC

$0.15 (x2)

Bypass Cap and filter caps, 0.1uF x2

RC0603FRRC0603JR-0710KL07160RL

$0.1615

Filter resistor, 10kOhms160 Ohms, 1/10W

 

Gate Driver:

View file
nameGate Driver Circuit Calculations.pdf

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Part Number

Price

Vds

Rds on (max)

Continuous Current

Gate Charge (nC)

Rise time

Fall time

Max Operating Temperature

Switching Transition Loss

Switching Loss

Conduction Loss

Temperature Rise By… [Base 25°C]

Comments

IQDH45N04LM6CGATMA1

5.77

40V

0.45mOhm @ 50A, 10V

60A

129 nC @ 10 V

6ns

14ns

175°C

4W

0.722W

1.125W

204.36°C

IAUA250N04S6N005AUMA1

5.36

40V

0.55mOhm @ 100A, 10V

62A

170 nC @ 10 V

13ns

26ns

175°C

7.8W

N/A [datasheet missing Coss]

1.375W

142.76°C

SIR500DP-T1-RE3

2.25

30V

0.47mOhm @ 20A, 10V

85.9A

180 nC @ 10 V

11ns

11ns

150°C

3.3W

0.369W

1.175W

89.89°C

IAUCN04S7N004ATMA1

4.71

40V

0.44mOhm @ 88A, 10V

175A

169 nC @ 10 V

12ns

24ns

175°C

1.1W

0.687W

4.536W

168.66°C

SIRS4302DP-T1-GE3

4.06

30V

0.57mOhm @ 20A, 10V

87A

230 nC @ 10 V

10ns

15ns

150°C

1.375W

0.7347W

3.15W

94.67°C

 MY SELECTION: SIR500DP-T1-RE3

Primarily for generally lower power losses and lower temperature rise.

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