Texas Instruments UCC27624EVM Скачать руководство пользователя страница 8

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7 Schematic

Figure 7-1

shows the UCC27624EVM schematic diagram.

VCC

GND

TP19
GND

47uF

49.9

TP10
INA

GND

INA_IN

INB_IN

TP4

VDD

TP16

GND

30V

TP17
INB

GND

TP14
GND

TP13
GND

TP8

OUTB

TP2

OUTA

TP5

Gate_A

TP9

Gate_B

TP15
GND

TP6

GND

TP3

VCC

TP7

GND

TP20

GND

12V 50mA

TP23
GND

ENA_IN

GND

TP22

ENA_IN

TP24

GND

TP21
ENA

10pF

C10

UCC27614DSG

VDD

IN+

IN-

OUT

GND

Thermal_Pad

TP28
GND

ENB_IN

GND

TP25

ENB_IN

TP26

GND

TP27
ENB

10pF

C11

GND

1.8nF

GND

1
2

U1_OUT_Conn

INA_INB_Conn

ENA

ENB

VDD

GND

100

R10

1.8nF

220nF_Load_A

220nF_Load_B

VDD

1uF

C12

0.1uF

C13

1uF

0.1uF

10.0k

R11

10k _Load_A

10.0k

R12

10.0k

R13

10k _Load_B

10.0k

R14

Gate_A

Gate_B

ENA

ENB

ENA

VDD

ENB

INA

INB

GND

OUTA

OUTB

Input

GND

220nF

C14

220nF

C15

GND

VDD

ENA

ENB

INA

INB

OUTA

OUTB

GND

UCC27624D

INB

Figure 7-1. UCC27624EVM Schematic

U2 is not installed since it is an alternate driver IC used on a different board assembly variation.

Schematic

www.ti.com

Using the UCC27624EVM

SLUUCE4 – JUNE 2021

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Содержание UCC27624EVM

Страница 1: ...tion Delays 7 7 Schematic 8 8 Layout Diagrams 9 9 List of Materials 13 List of Figures Figure 4 1 Bench Setup Diagram and Configuration 5 Figure 5 1 Example Input and Output Waveforms 6 Figure 6 1 IN to OUT Propagation Delay Waveforms 7 Figure 7 1 UCC27624EVM Schematic 8 Figure 8 1 Top Overlay 9 Figure 8 2 Top Layer 9 Figure 8 3 Bottom Layer 10 Figure 8 4 Bottom Overlay 10 Figure 8 5 Top Image 11 ...

Страница 2: ...4 functionality The driver s performances can be evaluated for capacitive loads and or power devices with provisions for TO 220 footprints The UCC27624EVM evaluation boards use surface mount test points allowing connections to INA INB ENA ENB VDD OUTA and OUTB UCC27624 For detailed device information see the UCC27624 Datasheet UCC27624 30 V 5 A dual channel low side driver Data Sheet 2 1 Features ...

Страница 3: ...t at capacitive load and gate Gate_B OUTB output at capacitive load and gate OUTA OUTA output at driver s pin of UCC27624 OUTB OUTB output at driver s pin of UCC27624 3 Electrical Specifications For the full range of recommended operating specifications and design guidelines for driving loads see the UCC27624 Datasheet UCC27624 30 V 5 A dual channel low side driver Data Sheet CAUTION The UCC27624E...

Страница 4: ...nd 1 A for example Fluke 187 4 2 4 Oscilloscope Four channel oscilloscope with 500 MHz or greater bandwidth for example DPO 7054 4 3 Equipment Setup 4 3 1 DC Power Supply Settings DC power supply 1 Voltage setting 12 V Current limit 0 05 A 4 3 2 Digital Multi Meter Settings DMM 1 DC current measurement auto range Expected current is within 1 mA to 15 mA 4 3 3 Two Channel Function Generator Setting...

Страница 5: ...pplied on INA_IN see in Figure 4 1 Function generator Ch B channel applied on INB_IN see in Figure 4 1 Power supply 1 positive node connected to input of DMM 1 and DMM 1 output connected to test point marked as VCC negative node of Power Supply 1 connected directly to test point marked as GND see in Figure 4 1 Connect oscilloscope Ch 1 probes to test points marked as Gate_A smaller measurement loo...

Страница 6: ...1 should display around 4 6 mA 2 mA with the default load capacitance of 1 0 nF For more information about operating current see the UCC27624 Datasheet UCC27624 30 V 5 A dual channel low side driver Data Sheet 5 Connect ENA_IN and ENB_IN test points to GND test point with jumpers The pulse outputs on channel 1 and channel 2 will cease operation and the voltage level should be near ground Figure 5 ...

Страница 7: ...ate propagation delays and rising and falling details it is recommended to have scope probe connections with short ground leads Figure 6 1 IN to OUT Propagation Delay Waveforms www ti com Typical Performance Waveforms CL 1800 pF SLUUCE4 JUNE 2021 Submit Document Feedback Using the UCC27624EVM 7 Copyright 2021 Texas Instruments Incorporated ...

Страница 8: ...J4 U1_OUT_Conn 1 2 J3 INA_INB_Conn 1 2 3 1 2 3 J1 ENA 1 2 3 J2 ENB VDD VDD GND GND 100 R9 100 R10 1 8nF C6 1 2 J5 220nF_Load_A 1 2 J7 220nF_Load_B VDD 1uF C12 0 1uF C13 1uF C2 0 1uF C3 0 R3 0 R5 10 0k R11 1 2 J6 10k _Load_A Ω 10 0k R12 10 0k R13 1 2 J8 10k _Load_B Ω 10 0k R14 Gate_A Gate_B ENA ENB ENA VDD ENB INA INA INA INB INB INB GND GND OUTA OUTB 1 2 3 J9 Input GND 0 R1 220nF C14 220nF C15 GND...

Страница 9: ...re 8 6 show the PCB layout information for the UCC27624EVM Figure 8 1 Top Overlay Figure 8 2 Top Layer www ti com Layout Diagrams SLUUCE4 JUNE 2021 Submit Document Feedback Using the UCC27624EVM 9 Copyright 2021 Texas Instruments Incorporated ...

Страница 10: ...Figure 8 3 Bottom Layer Figure 8 4 Bottom Overlay Layout Diagrams www ti com 10 Using the UCC27624EVM SLUUCE4 JUNE 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated ...

Страница 13: ...x1 Tin TH 1 J9 Header 2 54 mm 3x1 Tin TH 1 LBL1 Thermal Transfer Printable Labels 0 650 W x 0 200 H 10 000 per roll 1 R1 RES 0 5 0 125 W AEC Q200 Grade 0 0805 4 R3 R4 R5 R6 RES 0 5 0 125 W 0805 2 R7 R8 RES 49 9 1 0 1 W AEC Q200 Grade 0 0603 2 R9 R10 RES 100 0 01 0 1 W AEC Q200 Grade 0 0603 4 R11 R12 R13 R14 RES 10 0 k 1 0 2 W 0805 1 TP2 Test Point Miniature SMT 1 TP3 Test Point Miniature SMT 1 TP4...

Страница 14: ... U1 UCC27624 Dual 5A High Speed Low Side Power MOSFET Driver with Negative Input Voltage Ability D0008A SOIC 8 List of Materials www ti com 14 Using the UCC27624EVM SLUUCE4 JUNE 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated ...

Страница 15: ...other than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control techniques are used to the extent TI deems necessary TI does not test all parameters of each EVM User s claims against TI under this Section 2 are void if User fails to notify TI of any apparent defects...

Страница 16: ... These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation...

Страница 17: ...y for convenience and should be verified by User 1 Use EVMs in a shielded room or any other test facility as defined in the notification 173 issued by Ministry of Internal Affairs and Communications on March 28 2006 based on Sub section 1 1 of Article 6 of the Ministry s Rule for Enforcement of Radio Law of Japan 2 Use EVMs only after User obtains the license of Test Radio Station as provided in R...

Страница 18: ... any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electrical shock hazard User assumes all responsibility and liability for any improper or unsafe handling or use of the EVM by User or its employees affiliates contractors or designees 4 4 User assumes all...

Страница 19: ...OR DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthermore no return of EVM s will be accepted if the package has been opened and no return of the EVM s will be accepted if they are damaged or otherwise not in a resalable condition If User feels it has...

Страница 20: ...s are subject to change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reproduction and display of these resources is prohibited No license is granted to any other TI intellectual property right or to any third party intellectual property right TI disclaims responsibility for and you wi...

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