Texas Instruments AN-2241 User Manual Download Page 12

Bill of Material

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Table 1. Bill of Material

Designator

Part Description

Qty.

Manufacturer

Part number

C1, C2, C3, C4,

CAP, CERM, 3.3µF, 50V, ±20%, X7R, 1210

28

TDK

C3225X7R1H335M

C5, C6, C7, C8,
C9, C10, C11,
C12, C13, C14,
C16, C20, C25,
C27, C30, C42,
C45, C47, C53,
C55, C57, C67,
C70, C72

C15, C17, C22,

CAP, CERM, 0.1µF, 16V, ±10%, X7R, 0603

8

Taiyo Yuden

EMK107B7104KA-T

C26, C32, C63,
C64, C65

C18, C19

CAP, CERM, 1000pF, 100V, ±10%, X7R, 0805

2

Kemet

C0805C102K1RACTU

C21

CAP, CERM, 0.1µF, 100V, ±10%, X7R, 0805

1

Kemet

C0805C104K1RACTU

C23, C33, C34,

CAP, CERM, 2.2µF, 16V, ±10%, X7R, 0805

4

Taiyo Yuden

EMK212B7225KG-T

C38

C24

CAP, CERM, 330pF, 50V, ±10%, X7R, 0603

1

Kemet

C0603C331K5RACTU

C29, C37, C39,

CAP, CERM, 0.01µF, 50V, ±10%, X7R, 0603

4

Kemet

C0603C103K5RACTU

C59

C31, C35, C40,

CAP, CERM, 1µF, 16V, ±10%, X7R, 0805

5

Taiyo Yuden

EMK212B7105KG-T

C46, C54

C43, C61, C62,

CAP, CERM, 1000pF, 50V, ±10%, X7R, 0603

6

Kemet

C0603C102K5RACTU

C66, C69, C82

C68, C71

CAP, CERM, 0.47µF, 16V, ±10%, X7R, 0805

2

TDK

C2012X7R1C474K

C73

CAP, CERM, 150pF, 50V, ±5%, C0G/NP0, 0603

1

Kemet

C0603C151J5GACTU

D1

DIODE SCHOTTKY 30A 100V TO-220AB

1

Vishay-Semiconductor

V30100S-E3/4W

D2, D7, D9, D12,

Diode, Schottky, 100V, 1A, PowerDI123

7

Diodes Inc.

DFLS1100-7

D13, D14, D15

D3, D4, D5, D6

Diode, Schottky, 30V, 1A, SOD-123

4

ON Semiconductor

MBR130T1G

D8, D10

Diode, Schottky, 30V, 0.2A, SOT-23

2

Diodes Inc.

BAT54S-7-F

J1, J2, J3, J4

PC Quick-Fit 0.250 Horizontal Tab

4

Keystone Electronics

4910

L1

Inductor 20 µH EFD-30 core

1

Pulse Electronics

PA2965.203NL

L2, L3

Choke, Filter

2

Pulse

PA2972NL

L4

Inductor, Shielded Drum Core, Ferrite, 220 µH,

1

Coiltronics

DR74-221-R

0.56A, 0.907

Ω

, SMD

P1

Header, TH, 100mil, 1x2, Tin plated, 230 mil

1

Samtec Inc.

TSW-102-07-T-S

above insulator

Q1, Q2, Q3, Q4

MOSFET 55V, 6.5m

Ω

4

International Rectifier

IRF3205Z-010PBF

Q5, Q6

MOSFET 60V, 2.4m

Ω

2

International Rectifier

IRFS3206TRRPBF

R1, R10

RES .004

Ω

2W 1% 2512 SMD

2

Stackpole Electronics Inc

CSNL2512FT4L00

R2, R54

RES, 174k

Ω

, 1%, 0.125W, 0805

2

Vishay-Dale

CRCW0805174KFKEA

R3, R4, R22, R23,

RES, 10.0k

Ω

, 1%, 0.1W, 0603

13

Vishay-Dale

CRCW060310k0FKEA

R36, R42, R43,
R45, R47, R48,
R49, R64, R72

R5

RES, 124k

Ω

, 1%, 0.1W, 0603

1

Vishay-Dale

CRCW0603124kFKEA

R6

RES, 1.00

Ω

, 1%, 0.125W, 0805

1

Vishay-Dale

CRCW08051R00FNEA

R7, R13

RES, 10.0k

Ω

, 1%, 0.25W, 1206

2

Vishay-Dale

CRCW120610K0FKEA

R8, R12, R16,

RES, 499

Ω

, 1%, 0.1W, 0603

6

Vishay-Dale

CRCW0603499RFKEA

R58, R60, R67

R9

RES, 12.4k

Ω

, 1%, 0.1W, 0603

1

Vishay-Dale

CRCW060312k4FKEA

R11, R14

RES, 10.0

Ω

, 1%, 1W, 1218 SMD

2

Vishay-Dale

CRCW121810R0FKEK

R15

RES, 4.22k

Ω

, 1%, 0.1W, 0603

1

Vishay-Dale

CRCW06034k22FKEA

R17

RES, 1.0

Ω

, 1%, 0.1W, 0603

1

Panasonic

ERJ3RQF1R0V

12

AN-2241 SM72445 Evaluation Board

SNVA649 – May 2012

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Copyright © 2012, Texas Instruments Incorporated

Summary of Contents for AN-2241

Page 1: ...AN 2241 SM72445 Evaluation Board User s Guide Literature Number SNVA649 May 2012...

Page 2: ...5 2 System Overview 5 3 SM72445 Evaluation module Design Specification 6 4 Schematic 9 5 Bill of Material 11 2 Table of Contents SNVA649 May 2012 Submit Documentation Feedback Copyright 2012 Texas In...

Page 3: ...t between the two markers and Soft OVP after the second marker 7 4 Start Up Pattern With Unloaded Output 7 5 Load Connect and Stand By Sequence After Start Up 8 6 Circuit Schematic 9 7 Top Assembly Di...

Page 4: ...ter and a bidirectional FET based switch designed to bypass the DC DC converter for cases when DC DC conversion is not needed and during failure of the DC DC converter over current protection over tem...

Page 5: ...ed off of the SM3320 1A1 power optimizer and shares all of its best in class power optimization features This includes its ability to mitigate real world mismatch its 99 5 peak efficiency and its Pane...

Page 6: ...on will only happen at start up and during reset of the IC PANEL MODE OPERATION The board is configured to use Panel Mode FETs to reach the highest possible efficiency at a 1 1 conversion ratio The SM...

Page 7: ...ease slowly above the input voltage as limited by the slew rate setting programmed Figure 3 Slew Rate Limit between the two markers and Soft OVP after the second marker STARTUP When starting up at no...

Page 8: ...activate the PM mode of the SM72445 by forcing the PM pin low OVER VOLTAGE PROTECTION U11B forces the SM72445 to reset if the output voltage rises above 44V PANEL MODE SWITCH Q5 and Q6 form a bi dire...

Page 9: ...perating at Maximum Power Point If output voltage is close to 40V increase Electronic load current Vary Electronic load current and verify that the SAS is operating at Maximum Power Point in step up l...

Page 10: ...Schematic www ti com Figure 7 Top Assembly Diagram 10 AN 2241 SM72445 Evaluation Board SNVA649 May 2012 Submit Documentation Feedback Copyright 2012 Texas Instruments Incorporated...

Page 11: ...ti com Bill of Material Figure 8 Bottom Assembly Diagram 5 Bill of Material 11 SNVA649 May 2012 AN 2241 SM72445 Evaluation Board Submit Documentation Feedback Copyright 2012 Texas Instruments Incorpor...

Page 12: ...uctor MBR130T1G D8 D10 Diode Schottky 30V 0 2A SOT 23 2 Diodes Inc BAT54S 7 F J1 J2 J3 J4 PC Quick Fit 0 250 Horizontal Tab 4 Keystone Electronics 4910 L1 Inductor 20 H EFD 30 core 1 Pulse Electronics...

Page 13: ...603 1 Vishay Dale CRCW060326K1FKEA R63 RES 40 2k 1 0 1W 0603 1 Vishay Dale CRCW060340K2FKEA R71 RES 76 8k 1 0 125W 0805 1 Vishay Dale CRCW080576K8FKEA R73 RES 23 2k 1 0 1W 0603 1 Vishay Dale CRCW06032...

Page 14: ...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...

Page 15: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments SM72445EVM NOPB...

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