SLVU944B October   2015  – October 2020 TPS7H1101-SP

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Related Documentation
  3. 2Description
  4. 3Test Setup
    1. 3.1 Equipment
      1. 3.1.1 Power Supplies
      2. 3.1.2 Load Number 1
      3. 3.1.3 Meters
      4. 3.1.4 Oscilloscope
    2. 3.2 Bench Test Setup Conditions
      1. 3.2.1 Headers Description and Jumper Placement
      2. 3.2.2 Testing
    3. 3.3 Power-Up Procedure
      1. 3.3.1  IOUT and VOUT Measurements
      2. 3.3.2  Output Current Limiting
      3. 3.3.3  High-Side Current Sense
      4. 3.3.4  Current Foldback
      5. 3.3.5  Power Good
      6. 3.3.6  Dropout Voltage
      7. 3.3.7  Transient Response
      8. 3.3.8  Current Sharing
      9. 3.3.9  Soft-Start
      10. 3.3.10 Enable and Disable
      11. 3.3.11 Turn-Off
  5. 4Board Layout
    1. 4.1 EVM Layout Flexibility
  6. 5Schematic and Bill of Materials
  7.   Revision History

5 Schematic and Bill of Materials

The following pages contain the TPS7H1101HTEVM schematic and bill of materials.

GUID-A48BBA16-23AB-457C-B057-B0292B4ABFCB-low.gifFigure 5-1 TPS7H1101SPEVM Schematic
Table 5-1 TPS7H1101SPEVM Bill of Materials
ITEM NO. QTY DESIGNATOR VALUE FOOTPRINT MANUFACTURER PART NO. DESCRIPTION
1 1 C4 220uF 7260-38 Kemet T543X227M016ATE035 CAP TANT 220UF 16V 20% 2917
2 2 C32,C61 10nF 0805 Kemet C0805C103K3RACTU CAP CER 10000PF 25V 10% X7R 0805
3 1 C35 2000pF 0805 Kemet C0805C202J3GACTU CAP CER 2000PF 25V 5% NP0 0805
4 1 C38 220uF 7260-38 Kemet T543X227M016ATE035 CAP TANT 220UF 16V 20% 2917
5 2 C56,C57 3.3uF 2225 MURATA GRM55DR71H335KA01L CAP CER 3.3UF 50V 10% X7R 2220
6 1 C58 1000pF 0805 Kemet C0805C102J3GACTU CAP CER 1000PF 25V 5% NP0 0805
7 2 C59,C60 0.1uF 0805 Kemet C0805C104K3RACTU CAP CER 0.1UF 25V 10% X7R 0805
8 1 J5 Tektronix 131-5031-00 Compact Probe Tip Circuit Board Test Points, TH
9 1 J6 Emerson 142-0701-231 Connector, TH, SMA, 50 ohms
10 1 J7 Emerson 142-0701-231 Connector, TH, SMA, 50 ohms
11 1 J19 DEM Manufacturing 571-0500 Standard Banana Jack, insulated, 10A, red
12 1 J27 DEM Manufacturing 571-0500 Standard Banana Jack, insulated, 10A, red
13 1 J20 Tektronix 131-5031-00 Compact Probe Tip Circuit Board Test Points, TH
14 1 J21 Emerson 142-0701-231 Connector, TH, SMA, 50 ohms
15 1 J22 Emerson 142-0701-231 Connector, TH, SMA, 50 ohms
16 2 J24,J28 DEM Manufacturing 571-0100 Standard Banana Jack, insulated, 10A, black
17 1 JMP7 HDR_1X2_TSW Samtec TSW-102-07-G-S CONN HEADER 2POS .100 SGL GOLD"
18 1 JMP8 HDR_1X4_39544 Molex 39544-3004 CONN TERMINAL BLOCK 4POS 5.08MM
19 1 JMP10 HDR_1X4_39544 Molex 39544-3004 CONN TERMINAL BLOCK 4POS 5.08MM
20 1 JMP16 HDR_1X2_TSW Samtec TSW-102-07-G-S CONN HEADER 2POS .100 SGL GOLD"
21 1 R22 20kΩ 1206 Stackpole RNCP1206FTD20K0 RES 20K OHM 1/2W 1% 1206 SMD
22 1 R23 3.65kΩ 1206 Panasonic ERJ-8ENF3651V RES 3.65k, 1/4W, 1%, 100ppm/C 1206
23 1 R24 20kΩ 0805 Stackpole RNCP0805FTD20K0 RES 20K OHM 1/4W 1% 0805 SMD
24 2 R25,R32 50Ω 0603 Panasonic ERJ-3EKF49R9V RES 49.9 OHM 1/10W 1% 0603 SMD
25 1 R27 19.8kΩ 1206 Stackpole RNCF1206BTE19K8 RES 19.8K OHM 1/8W 0.1% 1206
26 1 R28 10kΩ 1206 Stackpole RNCS1206BKE10K0 RES 1/8W 10K OHM 0.1% 1206
27 1 R30 49.9kΩ 0805 Stackpole RMCF0805FT49K9 RES 49.9K OHM 1/8W 1% 0805 SMD
28 11 R45,R46,R48,R49,R50,R51,R52,R53,R54,R55,R56 0Ω 0603 Panasonic ERJ-3GEY0R00V RES 0.0 OHM 1/10W 0603 SMD
29 1 TP7 Keystone 5000 Test Point, TH, Miniature, Red
30 1 TP8 Keystone 5000 Test Point, TH, Miniature, Red
31 2 TP9,TP12 Keystone 5001 Test Point, TH, Miniature, Black
32 1 TP10 Keystone 5000 Test Point, TH, Miniature, Red
33 1 TP11 Keystone 5000 Test Point, TH, Miniature, Red
34 1 TP13 Keystone 5000 Test Point, TH, Miniature, Red
35 1 U6 CFP (HKS) Texas Instruments TPS7H1201SHKS IC installed as lid down at the back of the board
36 4 Keystone 2029K-ND Standoffs
37 4 Pencom 4-40X1/4PH-PN-MS-SS Screws for standoffs
38 1 HREL008 Any HREL008 PCB
39 1 Brady THT-13-457-10 Label on the EVM under TI logo = TPS7H1201HTEVM
HREL008-001
40 0 C1,C2,C3 10uF 7260-38_1 Vishay T95R106K050LSAL CAP TANT 10UF 50V 10% 2824
41 0 C33 47uF 7260-38 Kemet T491X476M035AT CAP TANT 47UF 35V 20% 2917
42 0 C34 33uF 7260-38 Kemet T491X336K035AT CAP TANT 33UF 35V 10% 2917
43 0 C39,C65 3.3uF 2225 MURATA GRM55DR71H335KA01L CAP CER 3.3UF 50V 10% X7R 2220
44 0 J1,J2 HDR_1X8_100MIL HDR_1X8_BCS SAMTEC BCS-108-F-S-TE SKT 8 POS 2.54mm Solder ST Thru-Hole
45 0 R29 DNL 1206 TBD TBD TBD
46 0 R26 60.4Ω 2010 Rohm MCR50JZHF60R4 RES 60.4 OHM 1/2W 1% 2010 SMD
47 0 R47 20mΩ RES_Y14870R02000B0R VISHAY Y14870R02000B0R Current sensing chip resistor, 20m OHM, 0.1%
48 0 U5 CFP (HKR) Texas Instruments TPS7H1101SHKR IC installed as lid up at the top of the board