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TPS62421DRCT Fiches technique(PDF) 8 Page - Texas Instruments |
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TPS62421DRCT Fiches technique(HTML) 8 Page - Texas Instruments |
8 / 44 page 0 10 20 30 40 50 60 70 80 90 100 0.01 0.1 1 10 100 1000 PowerSaveMode MODE/DATA =0 ForcedPWMMode MODE/DATA =1 I mA OUT V =2.7V IN V =3.6V IN V =5V IN V =2.7V IN V =3.6V IN V =5V IN V =1.1V OUT1 0 10 20 30 40 50 60 70 80 90 100 0.01 0.1 1 10 100 1000 PowerSaveMode MODE/DATA =0 ForcedPWMMode MODE/DATA =1 V =1.575V OUT1 I mA OUT V =2.7V IN V =5V IN V =3.6V IN V =2.7V IN V =3.6V IN V =5V IN TPS62400, TPS62401 TPS62402, TPS62403, TPS62404 SLVS681E – JUNE 2006 – REVISED APRIL 2010 www.ti.com TYPICAL CHARACTERISTICS (continued) FIGURE NO. TPS62401 DEF1_pin Function for Output Voltage Selection 28 Typical Operation VIN = 3.6V, VOUT1 = 1.575V, VOUT2 = 1.8V 29 Typical Operation VIN = 3.6V, VOUT1 = 1.8V, VOUT2 = 3.0V 30 Typical Operation VIN = 3.6V, VOUT1 = 1.2V, VOUT2 = 1.2V 31 VOUT1 Change With EasyScale 32 Dynamic Voltage Positioning 33 Soft Start 34 EasyScale™ Protocol Overview 35 EasyScale Protocol Without Acknowledge 36 EasyScale Protocol Including Acknowledge 37 EasyScale – Bit Coding 38 MODE/DATA PIN: Mode Selection 39 MODE/DATA Pin: Power Save Mode / Interface Communication 40 Typical Application Circuit 1.5V / 2.85V Adjustable Outputs, low PFM 41 voltage ripple optimized Typical Application Circuit 1.5V / 2.85V Adjustable Outputs 42 TPS62401 Fixed 1.575V/1.8 V Outputs, low PFM voltage ripple optimized 43 TPS62401 Fixed 1.1V/1.8 V Outputs, low PFM voltage ripple optimized 44 TPS62401 Fixed 1.575V/1.8 V Outputs 45 Dynamic Voltage Scaling on Vout1 Controlled by DEF_1 pin 46 TPS62403 1.575V/2.8V Outputs 47 Layout Diagram 48 PCB Layout 49 EFFICIENCY TPS62401 VOUT1 = 1.1V EFFICIENCY TPS62401 VOUT1 = 1.575V Figure 1. Figure 2. 8 Submit Documentation Feedback Copyright © 2006–2010, Texas Instruments Incorporated Product Folder Link(s): TPS62400 TPS62401 TPS62402 TPS62403 TPS62404 |
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