Texas Instruments TPS25980 User Manual Download Page 3

4700pF

C12

511

R3

0.02µF

C10

10.0

R5

TP1
VIN

TP2
VOUT

TP7
PGND

J8

GND

GND

GND

GND

GND

3300pF

C14

1

2
3

J7

GND

VIN

VOUT

TP10
GND

1

2

3

4

5

6

7

8

J10

1

2

3

4

5

6

J9

GND

GND

ITIMER

ILIM

RETRY_DLY

ITIMER

ILIM

RETRY_DLY

1

2

3

4

J12

GND

DVDT

DVDT

TP11
ITIMER

TP12
ILIM

TP14
DVDT

TP13
RETRY_DLY

TP15
IMON

TP5
PG

J1

VIN

J3

PGND

PGND

1uF

C4

DNP

TP3
EN/UVP

GND

TP6
LDSTRT

1uF

C2

J2

VOUT

J5

PGND

PGND

220uF

C3

PGND

PGND

PGND

IN

2

OUT

1

3

GND

U2

GND

TP4
VCC_EXT

VIN

PGND

GND

TP17
PGND

TP16
P-LOAD

V

O

U

T

7

,8

1

,2

,3

5

,6

,

Q1

PGND

470

R6

TP8
GND

TP9
GND

GND

Output Slew Rate Control

Programmable Current Limit

Configurable Retry Delay

Programmable Fault Timer

MOSFET Load

1.00M

R1

GND

1.00k

R11

1

2

3

4

J6

GND

IMON

IMON

Current Monitor Scaling

1.00k

R4

1

2

3

4

J4

1800uF

C16

DNP

1

2

3

4

5

6

J11

GND

0

R13

PGND

PGND

332

R9

511

R8

D2

100pF

C17

Q2

10.0k

R7

Green

D3

2.7V - 18V

3A - 8A

2.7V - 18V

3A - 8A

P-LOAD

0.01uF

C1

3300pF

C18

DNP

GND

511

R12

DNP

GND

124k

R2

470pF

C11

0.01uF

C15

68nF

C5

100nF

C6

100nF

C7

100nF

C8

1000pF

C9

2

1

S1

0.047uF

C13

182

R10

D1

IN

1

IN

2

IN

3

IN

16

OUT

17

OUT

18

OUT

19

OUT

20

OUT

21

OUT

22

OUT

23

OUT

24

dVdT

15

EN/UVLO

6

ILIM

8

IMON

9

IN

25

ITIMER

7

LDSTRT

12

RETRY

11

PG

13

RETRY_DLY

10

GND

4

GND

5

GND

14

GND

26

TPS259804ONRGE

U1

www.ti.com

Schematic

3

SLUUCB4 – June 2020

Submit Documentation Feedback

Copyright © 2020, Texas Instruments Incorporated

TPS25980EVM: Evaluation Module for TPS25980x efuse

3

Schematic

Figure 1

illustrates the EVM schematic.

Figure 1. TPS25980EVM eFuse Evaluation Board Schematic

Summary of Contents for TPS25980

Page 1: ...ion Board Schematic 3 2 TPS25980EVM Setup with Test Equipment 6 3 TPS259804O Output Rise Profile VIN 12 V CdVdT 10 nF COUT 2 mF No load 7 4 Over Current Response of TPS259804O for 8 A Current Limit Se...

Page 2: ...vercurrent faults LED status indication for Power Good output 1 2 EVM Applications This EVM can be use on the following applications Hot Swap Hot Plug Server standby rails Optical Modules PCIe SSDs an...

Page 3: ...00M R1 GND 1 00k R11 1 2 3 4 J6 GND IMON IMON Current Monitor Scaling 1 00k R4 1 2 3 4 J4 1800uF C16 DNP 1 2 3 4 5 6 J11 GND 0 R13 PGND PGND 332 R9 511 R8 D2 100pF C17 Q2 10 0k R7 Green D3 2 7V 18V 3...

Page 4: ...tive high enable and undervoltage input TP4 VCC_EXT External power supply input for Power Good pullup TP5 PG Power Good test point TP6 LDSTRT Load handshake signal input point TP7 PGND System ground T...

Page 5: ...tage slew rate setting 1 2 Position sets 1 5 V ms 3 4 Position sets 0 5 V ms D3 GREEN LED D3 Power good indicator LED turns on when the internal FET fully turns ON Table 5 Auto retries and Retry Delay...

Page 6: ...ake sure the evaluation board has default jumper settings as shown in Table 6 Table 6 Default Jumper Setting for TPS25980EVM eFuse Evaluation Board J4 J6 J7 J8 J9 J10 J11 J12 Open 1 2 2 3 Install 3 4...

Page 7: ...tal output capacitance 1800 uF 220 uF 2 mF 2 Set Jumper J12 in 3 4 position to set Cdvdt at 10 nF for o p slew rate of 0 5 V ms 3 Set the input supply voltage VIN to 12 V and current limit of 5 A Enab...

Page 8: ...e the power supply 3 Place jumper J10 in 7 8 Position to set 8 A current limit 4 Set the electronic load to 6 A and connect between VOUT and GND Enable the electronic load 5 Now apply overload of 4 A...

Page 9: ...llowing instructions to perform output Hot Short test 1 Set the input supply voltage VIN to 12 V and current limit of 15 A Turn ON the power supply 2 Short the output of the device for example VOUT to...

Page 10: ...wing instructions to perform wakeup into short test 1 Set the input supply voltage VIN to 12 V and current limit of 10 A Turn OFF the power supply 2 Short the output of the device for example VOUT to...

Page 11: ...emove input TVS diodes 2 Set the input supply voltage VIN to 12 V and current limit of 5 A Apply the supply between input connectors J1 and J3 and enable the power supply 3 Set the load resistance to...

Page 12: ...nts Incorporated TPS25980EVM Evaluation Module for TPS25980x efuse 6 EVAL Board Assembly Drawings and Layout Guidelines 6 1 PCB Drawings Figure 8 shows component placement of the EVAL Board Figure 9 a...

Page 13: ...gs and Layout Guidelines 13 SLUUCB4 June 2020 Submit Documentation Feedback Copyright 2020 Texas Instruments Incorporated TPS25980EVM Evaluation Module for TPS25980x efuse Figure 10 TPS25980EVM Board...

Page 14: ...5C104KAT2A AVX C9 1 1000 pF CAP CERM 1000 pF 25 V 10 C0G NP0 0603 0603 C0603C102K3GACTU Kemet C10 1 0 02 uF CAP CERM 0 02 F 50 V 5 C0G NP0 0805 0805 GRM21B5C1H203JA0 1L MuRata C11 1 470 pF CAP CERM 47...

Page 15: ...H Header 4 x 2 100 mil Tin PEC04DAAN Sullins Connector Solutions Q1 1 30 V MOSFET N CH 30 V 100 A DNK0008A VSON CLIP 8 DNK0008A CSD17573Q5B Texas Instruments Q2 1 60 V MOSFET N CH 60 V 115 A SOT 23 SO...

Page 16: ...purpose Orange TH Orange Multipurpose Testpoint 5013 Keystone TP7 TP10 TP17 3 Test Point Multipurpose Black TH Black Multipurpose Testpoint 5011 Keystone TP8 TP9 2 Test Point Compact SMT Testpoint_Key...

Page 17: ...ther 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 tec...

Page 18: ...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 in...

Page 19: ...instructions set forth by Radio Law of Japan which includes but is not limited to the instructions below with respect to EVMs which for the avoidance of doubt are stated strictly for convenience and s...

Page 20: ...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 electr...

Page 21: ...R 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 Furthe...

Page 22: ...e resources 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 reprod...

Page 23: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TPS25980EVM...

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