background image

100k
1%

R13

GND

J_IN2

5V/3A

CHG_HI

CHG

EN

VAUX

IN2

FAULT#

LD_DET#

UFP#

DEBUG#

AUDIO#

POL#

GND

J_IN2

FAULT#

LD_DET#

UFP#

POL#

AUDIO#

DEBUG#

CC2
CC1

OUT

J_IN1

J_VAUX

J_IN1

IN1

10µF

C6

10µF

C7

GND

GND

Q1

Green

D1

GND

Green

D2

GND

Green

D3

GND

Green

D4

Green

D5

Green

D6

GND

GND

GND

Q2

Q3

Q4

Q5

Q6

5.1k

R14

GND

CC1

5.1k

R16

GND

CC2

1

3
2

J4

1

2

3

J2

1

2

3

J9

GND

J_VAUX

TIP (-)

1
2
3

J13

1
2
3

J14

Ra

Rd

Ra

Rd

1
2
3

J8

1
2
3

J11

1
2
3

J6

DP1

1

GND

2

NC

3

NC

4

IN

5

DM1

6

U2

TPS2514ADBV

GND

Dp

Dn

J15

OUT

100k

R1

100k

R2

100k

R3

100k

R4

100k

R5

100k

R6

10µF

C5

GND

TP3

TP6

TP7

TP8

TP9

TP10

TP11

TP2

TP4

TP5

J1

TP13

TP14

1.0k

R17

1.0k

R15

FAULT

1

IN1

2

IN1

3

IN2

4

AUX

5

EN

6

CHG

7

CHG_HI

8

GND

9

REF

10

CC1

11

GND

12

CC2

13

OUT

14

OUT

15

DEBUG

16

AUDIO

17

POL

18

UFP

19

LD_DET

20

PAD

21

U1

TPS25810RVC

GND

1

2

3

J5

360

R12

360

R11

360

R10

360

R9

360

R8

360

R7

LED_PWR

5V

TP1

GND

J10

J12

REF

GND

A1

SSTXP1

A2

SSTXN1

A3

VBUS

A4

CC1

A5

DP1

A6

DN1

A7

RFU1

A8

VBUS

A9

SSRXN2

A10

SSRXP2

A11

GND

A12

GND

B1

SSTXP2

B2

SSTXN2

B3

VBUS

B4

CC2

B5

DP2

B6

DN2

B7

RFU2

B8

VBUS

B9

SSRXN1

B10

SSRXP1

B11

GND

B12

Shield

S1

Shield

S2

Shield

S3

Shield

S4

Shield

S5

Shield

S6

Shield

S7

Shield

S8

J3

J7

TP12

GND

Dn
Dp

Dn
Dp

GND

GND

GND

47µF

C3

47µF

C1

0.1µF

C4

GND

47µF

C2

Vout

GND

Vin Range:
IN1 and IN2  : 4.5 - 6.5 V
AUX              : 2.9 - 5.5 V

Max Current  : 3A

Vout Range:
OUT: 4.5 - 6.5 V

Max Current  : 3A

Schematic

www.ti.com

2

Schematic

Figure 2

is the schematic of the TPS25810EVM-745.

Figure 2. TPS25810EVM-745 Schematic

4

TPS25810EVM-745 User's Guide

SLVUAI0A – September 2015 – Revised September 2015

Submit Documentation Feedback

Copyright © 2015, Texas Instruments Incorporated

Содержание TPS25810EVM-745

Страница 1: ...2015 TPS25810EVM 745 User s Guide This user s guide is for the TPS25810EVM 745 and explains how to get up and running with the TPS25810 EVM how to test specific features of the TPS25810 and an explan...

Страница 2: ...ted to Jumpers J14 and J15 Respectively 8 8 Simulating an UFP Device on the TPS25810EVM 745 9 9 Simulating an UFP Device on the TPS25810EVM 745 With and Without an Output Load 10 10 Simulating a Non U...

Страница 3: ...0 also connects to the two USB Type C configuration channels CC lines and monitors each line to determine if and what type of USB device has been attached For more information on the TPS25810 refer to...

Страница 4: ...14 OUT 15 DEBUG 16 AUDIO 17 POL 18 UFP 19 LD_DET 20 PAD 21 U1 TPS25810RVC GND 1 2 3 J5 360 R12 360 R11 360 R10 360 R9 360 R8 360 R7 LED_PWR 5V TP1 GND J10 J12 REF GND A1 SSTXP1 A2 SSTXN1 A3 VBUS A4 C...

Страница 5: ...ction for output voltage TP13 CC1 CC1 voltage TP14 CC2 CC2 voltage 4 Powering Up the EVM The TPS25810 has three input power sources IN1 IN2 and AUX IN1 and IN2 are the power lines that provide power t...

Страница 6: ...the power adaptor or the power cable depending on how the EVM is powered When no device is connected to the USB port on the EVM the TPS25810 only consumes 5 A To test this have the ammeter connected...

Страница 7: ...connected USB device The three levels of current limits that the TPS25810 can support are STD 1 5 A and 3 A To switch between these three levels a HIGH or LOW voltage is set onto pins CHG and CHG_HI o...

Страница 8: ...ively 6 2 Connecting a DFP Device The TPS25810 is a downstream facing port DFP controller and continuously monitors the CC lines to see if an upstream facing port UFP device is connected The way it de...

Страница 9: ...he load detect feature is enabled when the CHG and CHG_HI pins are set HIGH to Vaux Once a UFP device is connected and that device exceeds the current limit 1 95 A the LD_DET signal will be activated...

Страница 10: ...14 J13 J14 J13 J14 J13 TPS25810EVM 745 Features www ti com Figure 9 Simulating an UFP Device on the TPS25810EVM 745 With and Without an Output Load 6 4 Connecting a Non UFP Powered Device The way the...

Страница 11: ...nnection is unique in the sense that both Rd resistors must be connected to the CC lines within a small time frame usually about 10ms The easiest way to test this mode on the TPS25810EVM 745 is by con...

Страница 12: ...the port and is communicating properly through the CC lines Refer to Table 2 to see what conditions for the CC lines are necessary to activate this mode Table 2 TPS25810 Response based on Port Connec...

Страница 13: ...Type C specifications supports an optional debug accessory mode used for debug only and should not be used for communicating with commercial products The pin is asserted when both CC lines are connect...

Страница 14: ...www ti com Figure 15 Top Solder Mask Figure 16 Top Layer 14 TPS25810EVM 745 User s Guide SLVUAI0A September 2015 Revised September 2015 Submit Documentation Feedback Copyright 2015 Texas Instruments...

Страница 15: ...oard Layout Figure 17 Bottom Layer Figure 18 Top Assembly 15 SLVUAI0A September 2015 Revised September 2015 TPS25810EVM 745 User s Guide Submit Documentation Feedback Copyright 2015 Texas Instruments...

Страница 16: ...KJNEA Vishay Dale R7 R8 R9 R10 R11 R12 6 360 RES 360 5 0 1 W 0603 0603 CRCW0603360RJNEA Vishay Dale R13 1 100k RES 100 k 1 0 1 W 0603 0603 CRCW0603100KFKEA Vishay Dale R14 R16 2 5 1k RES 5 1 k 5 0 1 W...

Страница 17: ...ted to pins REF and GND pin 9 and pin 10 respectively Note that there are two GND pins the pin closest to the REF pin is the correct pin to connect to The connection between the resistor and the GND p...

Страница 18: ...istory Changes from Original September 2015 to A Revision Page Updated EVM board layer image 1 18 Revision History SLVUAI0A September 2015 Revised September 2015 Submit Documentation Feedback Copyrigh...

Страница 19: ...ing the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repa...

Страница 20: ...transmitter has been approved by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indic...

Страница 21: ...ified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors current sens...

Страница 22: ...REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE L...

Страница 23: ...sponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related inf...

Страница 24: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TPS25810EVM 745...

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