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Summary of Contents for Texas Instruments TPS79733EVM
- Page 1 TPS79733EVM LDO Regulator Evaluation Module User’s Guide May 2003 Power Management Products Low Power SLVU064A This datasheet has been downloaded from http://www.digchip.com at this page...
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Page 2: Important Notice
IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. -
Page 3: Evm Important Notice
EVM IMPORTANT NOTICE Texas Instruments (TI) provides the enclosed product(s) under the following conditions: This evaluation kit being sold by TI is intended for use for ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES ONLY and is not considered by TI to be fit for commercial use. As such, the goods being provided may not be complete in terms of required design-, marketing-, and/or manufacturing-related protective considerations, including product safety measures typically found in the end product incorporating the goods. - Page 4 EVM schematic located in the EVM User’s Guide. When placing measurement probes near these devices during operation, please be aware that these devices may be very warm to the touch. Mailing Address: Texas Instruments Post Office Box 655303 Dallas, Texas 75265 Copyright 2003, Texas Instruments Incorporated...
- Page 5 Preface About This Manual This user’s guide describes the TPS79733EVM LDO regulator evaluation module. Each EVM contains an SLVP199 test board with a TPS79733DCK regulator as well as supporting passive components. The EVM provides a convenient method of evaluating the performance of the TPS797xx linear regulator family as well as other SC–70/SOT–323 packaged linear regulators...
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Page 7: Table Of Contents
2–1 Recommended TPS79733EVM Test Setup ........ - Page 8 viii...
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Page 9: Introduction
Chapter 1 Introduction This user’s guide describes the TPS79733EVM LDO regulator evaluation module. Each EVM package contains an SLVP199 test board with a TPS79733DCK low dropout linear regulator as well as supporting passive components. Topic Page TPS797xx Family of LDO Regulators . -
Page 10: Tps797Xx Family Of Ldo Regulators
TPS797xx Family of LDO Regulators 1.1 TPS797xx Family of LDO Regulators The TPS797xx family of LDO regulators consists of small SOT–323/PICO packaged regulators capable of delivering 10 mA of output current. Features of the part include: 10-mA low dropout regulator Ultralow 1.2-µA quiescent current at 10 mA 5-pin SC–70/SOT–323 (DCK) package Integrated power good output... -
Page 11: Schematic
Schematic Diagram TPS79733EVM 100kΩ 1 µF TPS79733DCK 0.1 µF 1.4 Bill of Materials Table 1–1 lists materials required for the TPS79733 EVMs. Table 1–1. TPS79733EVM Bill of Materials Description Size Part Number Capacitor, ceramic, 0.1-µF, 6.3 V, Murata GRM188R71E104KA01 X5R, 10% Capacitor, ceramic, 1.0-µF, 25 V,... -
Page 12: Board Layout
Board Layout 1.5 Board Layout Figures 1–2 and 1-3 show the board layout of the SLVP199 PCB used for the TPS79733EVM. Figure 1–2. Top Layer Figure 1–3. Bottom Layer Introduction... -
Page 13: Assembly Drawing-Top
Board Layout Figure 1–4. Assembly Drawing—Top Introduction... - Page 14 Introduction...
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Page 15: Evm Test Setup
Chapter 2 EVM Test Setup This chapter provides recommended test equipment and procedure for performing evaluations using the TPS79733EVM. Figure 2–1 shows the test setup. Figure 2–1. Recommended TPS79733EVM Test Setup EVM Test Setup... - Page 16 The settings for the test equipment shown in Figure 2–1 are described below: Function generator is set to output a 5.5-V square wave with rise and fall times of 2 ms, top width of 5 ms, and a period of 1 ms. Power amplifier is set to a gain of 1 dB and a minimum slew rate of 2500 V/µs.
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Page 17: Test Results
Chapter 3 Test Results This chapter gives laboratory test results of the TPS79733EVM obtained for the recommended test procedures in Chapter 2. Figure 3–1 shows the input voltage ramp from 0 to 5.5 V (CH1), the 3.3-V regulated output voltage (CH2), the PG signal (CH3), and 10-mA output current (CH4). - Page 18 Test Results...
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