Sample & Buy Product Folder Technical Documents Support & Community Tools & Software TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 TPS2291xx Ultra-small, Low On Resistance Load Switch With Controlled Turn-on 1 Features 3 Description • • The TPS22910A, TPS22912C, and TPS22913B/C are small, low rON load switches with controlled turn on. The device contains a P-channel MOSFET that can operate over an input voltage range of 1.4 V to 5.5 V.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 www.ti.com Table of Contents 1 2 3 4 5 6 7 8 Features .................................................................. Applications ........................................................... Description ............................................................. Simplified Schematic............................................. Revision History.....................................................
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 6 Device Comparison Table DEVICE rON (typ) at 3.3 V RISE TIME at 3.3V (typ) QUICK OUTPUT DISCHARGE MAXIMUM OUTPUT CURRENT ENABLE TPS22910A 61 mΩ 1 µs No 2A Active Low TPS22912C 61 mΩ 1000 µs No 2A Active High TPS22913B 61 mΩ 66 µs Yes 2A Active High TPS22913C 61 mΩ 660 µs Yes 2A Active High 7 Pin Configuration and Functions YZV PACKAGE BUMP VIEW LASER MARKING VIEW Table 1.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 www.ti.com 8 Specifications 8.1 Absolute Maximum Ratings MIN MAX VIN Input voltage range –0.3 6 UNIT V VOUT Output voltage range –0.3 6 V VON Input voltage range –0.3 6 V IMAX Maximum continuous switch current 2 2 A IPLS Maximum pulsed switch current, pulse < 300 µs, 2% duty cycle 2.5 2.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 8.5 Electrical Characteristics For TPS22910A VON = 0 V where enabled and VON = VIN where disabled. For TPS22912C and TPS22913B/C VON = VIN where enabled and VON = 0 V where disabled. VIN = 1.4 V to 5.5 V, TA = –40ºC to 85ºC (unless otherwise noted) PARAMETER TEST CONDITIONS TA MIN TYP MAX 2 10 2 7.0 2 7.0 IOUT = 0 mA, VIN = 2.5 V, VON = Enabled 0.9 5 IOUT = 0 mA, VIN = 1.5 V, VON = Enabled 0.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 www.ti.com 8.6 Switching Characteristics, TPS22910A PARAMETER TEST CONDITION TYP UNIT VIN = 5 V, TA = 25ºC (unless otherwise noted) tON Turn-ON time RL = 10 Ω, CL = 0.1 µF 2 tOFF Turn-OFF time RL = 10 Ω, CL = 0.1 µF 5.5 tR VOUT rise time RL = 10 Ω, CL = 0.1 µF 1 tF VOUT fall time RL = 10 Ω, CL = 0.1 µF 3 µs VIN = 3.3 V, TA = 25ºC (unless otherwise noted) tON Turn-ON time RL = 10 Ω, CL = 0.1 µF 2.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 8.8 Switching Characteristics, TPS22913B PARAMETER TEST CONDITION TYP UNIT VIN = 5 V, TA = 25ºC (unless otherwise noted) tON Turn-ON time RL = 10 Ω, CL = 0.1 µF 76 tOFF Turn-OFF time RL = 10 Ω, CL = 0.1 µF 6.6 tR VOUT rise time RL = 10 Ω, CL = 0.1 µF 82 tF VOUT fall time RL = 10 Ω, CL = 0.1 µF 3 µs VIN = 3.3 V, TA = 25ºC (unless otherwise noted) tON Turn-ON time RL = 10 Ω, CL = 0.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 www.ti.com 8.10 Typical DC Characteristics 120 6 −40C 25C 85C 100 5 4 VOUT (V) Ron (mΩ) 80 60 3 40 2 20 1 0 VIN = 5.0V VIN = 4.2V VIN = 3.3V VIN = 2.5V VIN = 1.8V VIN = 1.5V 0 0.5 1 1.5 2 2.5 3 3.5 Voltage (V) 4 4.5 5 5.5 0 6 0 0.2 0.4 0.6 0.8 VON (V) 1 1.2 1.4 G000 G000 Figure 1. On-State Resistance vs Input Voltage Figure 2. On Input Threshold 3 3000 −40C 25C 85C 2.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 Typical DC Characteristics (continued) Maximum Power Dissipation (W) 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 −40 −30 −20 −10 0 10 20 30 40 50 Ambient Temperature (°C) 60 70 80 G001 WHITE SPACE WHITE SPACE Figure 7. Allowable Power Dissipation Figure 8. ULVO Response IOUT = –100 mA Figure 9.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 www.ti.com 8.11 Typical AC Characteristics, TPS22910A 4 1 VIN =5.0V, CL = 0.1 µF, RL = 10 Ohms 0.8 3 tFall (µs) tRise (µs) 0.6 2 0.4 1 0.2 VIN =5V, CL = 0.1 µF, RL = 10 Ohms 0 −40 −15 10 35 Temperature (°C) 60 0 −40 85 −15 10 35 Temperature (°C) 60 85 G000 G000 Figure 10. Rise Time vs Temperature Figure 11. Fall Time vs Temperature 4 10 VIN =1.5V, CL = 0.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 Typical AC Characteristics, TPS22910A (continued) 7 25 VIN = 1.5V, CL = 0.1 µF, RL = 10 Ohms 6 20 15 4 tOff (µs) tOn (µs) 5 3 10 2 5 1 VIN = 1.5V, CL = 0.1 µF, RL = 10 Ohms 0 −40 −15 10 35 Temperature (°C) 60 85 0 −40 −15 10 35 Temperature (°C) 60 85 G000 Figure 16. Turn-on Time vs Temperature G000 Figure 17. Turn-off Time vs Temperature 2.5 25C −40C 85C 2.0 tRise (µs) 1.5 1.0 0.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 www.ti.com 8.12 Typical AC Characteristics, TPS22912C 1200 4 VIN =5.0V, CL = 0.1 µF, RL = 10 Ohms 1000 3 tFall (µs) tRise (µs) 800 600 2 400 1 200 VIN =5V, CL = 0.1 µF, RL = 10 Ohms 0 −40 −15 10 35 Temperature (°C) 60 0 −40 85 −15 10 35 Temperature (°C) 60 85 G000 G000 Figure 19. Rise Time vs Temperature Figure 20. Fall Time vs Temperature 3000 10 VIN =1.5V, CL = 0.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 Typical AC Characteristics, TPS22912C (continued) 25 4000 VIN = 1.5V, CL = 0.1 µF, RL = 10 Ohms 3500 20 3000 15 tOff (µs) tOn (µs) 2500 2000 10 1500 1000 5 500 VIN = 1.5V, CL = 0.1 µF, RL = 10 Ohms 0 −40 −15 10 35 Temperature (°C) 60 0 −40 85 −15 10 35 Temperature (°C) 60 85 G000 G000 Figure 25. Turn-on Time vs Temperature Figure 26.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 www.ti.com 8.13 Typical AC Characteristics, TPS22913B 180 10 160 9 VIN =5.0V, CL = 0.1 µF, RL = 10 Ohms 8 140 7 120 tFall (µs) tRise (µs) 6 100 80 5 4 60 3 40 2 20 1 VIN =5V, CL = 0.1 µF, RL = 10 Ohms 0 −40 −15 10 35 Temperature (°C) 60 0 −40 85 −15 10 35 Temperature (°C) 60 85 G000 G000 Figure 28. Rise Time vs Temperature Figure 29.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 Typical AC Characteristics, TPS22913B (continued) 40 500 VIN = 1.5V, CL = 0.1 µF, RL = 10 Ohms 400 30 tOff (µs) tOn (µs) 300 20 200 10 100 VIN = 1.5V, CL = 0.1 µF, RL = 10 Ohms 0 −40 −15 10 35 Temperature (°C) 60 0 −40 85 −15 10 35 Temperature (°C) 60 85 G000 G000 Figure 34. Turn-on Time vs Temperature Figure 35.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 www.ti.com 8.14 Typical AC Characteristics, TPS22913C 1200 4 VIN =5.0V, CL = 0.1 µF, RL = 10 Ohms 1000 3 tFall (µs) tRise (µs) 800 600 2 400 1 200 VIN =5V, CL = 0.1 µF, RL = 10 Ohms 0 −40 −15 10 35 Temperature (°C) 60 0 −40 85 −15 10 35 Temperature (°C) 60 G000 85 G000 Figure 37. Rise Time vs Temperature Figure 38. Fall Time vs Temperature 3000 10 VIN =1.5V, CL = 0.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 Typical AC Characteristics, TPS22913C (continued) 3500 25 VIN = 1.5V, CL = 0.1 µF, RL = 10 Ohms 3000 20 15 2000 tOff (µs) tOn (µs) 2500 1500 10 1000 5 500 VIN = 1.5V, CL = 0.1 µF, RL = 10 Ohms 0 −40 −15 10 35 Temperature (°C) 60 0 −40 85 −15 10 35 Temperature (°C) G000 60 85 G000 Figure 43. Turn-On Time vs Temperature Figure 44.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 www.ti.com 9 Parameter Measurement Information VOUT VIN CIN = 1µF CL + - RL HI (A) TPS22910A, TPS22912C, TPS22913B/C ON LO GND GND GND Figure 46. Timing Test Circuit VON 50% 50% tOFF tON tf tr VOUT VOUT 50% 90% 90% 50% 10% 10% 10% tD A. Rise and fall times of the control signal is 100 ns. Figure 47.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 10 Detailed Description 10.1 Overview This family of devices are single channel, 2-A load switches in ultra-small, space saving 4-pin WCSP package. These devices implement a low resistance P-channel MOSFET with a controlled rise time for applications that need to limit the inrush current. These devices are designed to have very low leakage current during off state.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 www.ti.com Feature Description (continued) 10.3.3 Full-Time Reverse Current Protection In a scenario where VOUT is greater than VIN, there is potential for reverse current to flow through the pass FET or the body diode. The devices monitor VIN and VOUT voltage levels. When the reverse current voltage threshold (VRCP) is exceeded, the switch is disabled (within 10μs typ).
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 11 Application and Implementation 11.1 Application Information This section will highlight some of the design considerations when implementing this device in various applications. A PSPICE model for this device is also available in the product page of this device on www.ti.com for further aid. 11.1.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 www.ti.com Typical Application (continued) 11.2.1 Design Requirements Design Parameter Example Value VIN 1.5 V to 5 V CL 0.1 µF to 1 µF Maximum Acceptable Inrush Current 1A 11.2.2 Detailed Design Procedure 11.2.2.1 Inrush Current When the switch is enabled, the output capacitors must be charged up from 0-V to VIN voltage. This charge arrives in the form of inrush current.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 11.2.3 Application Curves 11.2.3.1 Typical Application Characteristics for TPS22910A VIN = 5 V CL = 0.1 µF TA = 25°C RL = 10Ω CIN = 10 µF Figure 50. Turn-on Response VIN = 5 V CL = 1 µF TA = 25°C RL = 10Ω TA = 25°C RL = 10Ω CIN =10 µF CIN = 10 µF Figure 54. Turn-on Response Time Copyright © 2011–2014, Texas Instruments Incorporated TA = 25°C RL = 10Ω CIN = 10 µF Figure 51.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 VIN = 1.5 V CL = 1 µF TA = 25°C RL = 10Ω www.ti.com CIN = 10 µF Figure 56. Turn-on Response Time 24 Submit Documentation Feedback VIN = 1.5 V CL = 1 µF TA = 25°C RL = 10Ω CIN = 10 µF Figure 57.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 11.2.3.2 Typical Application Characteristics for TPS22912C VIN = 5 V CL = 0.1 µF TA = 25°C RL = 10Ω CIN = 1 µF Figure 58. Turn-on Response VIN = 5 V CL = 1 µF TA = 25°C RL = 10 Ω TA = 25°C RL = 10 Ω Figure 62. Turn-on Response Time Copyright © 2011–2014, Texas Instruments Incorporated TA = 25°C RL = 10 Ω CIN = 1 µF Figure 59. Turn-off Response CIN =10 µF Figure 60.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 VIN = 1.5 V CL = 1 µF TA = 25°C RL = 10 Ω www.ti.com CIN = 10 µF Figure 64. Turn-on Response Time 26 Submit Documentation Feedback VIN = 1.5 V CL = 1 µF TA = 25°C RL = 10 Ω CIN = 10 µF Figure 65.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 11.2.3.3 Typical Application Characteristics For TPS22913B VIN = 5 V CL = 1 µF TA = 25°C RL = 10 Ω CIN = 10 µF Figure 66. Turn-on Response VIN = 5 V CL = 0.1 µF TA = 25°C RL = 10 Ω TA = 25°C RL = 10 Ω CIN = 1 µF CIN = 10 µF Figure 70. Turn-on Response Time Copyright © 2011–2014, Texas Instruments Incorporated TA = 25°C RL = 10 Ω CIN = 10 µF Figure 67. Turn-off Response Figure 68.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 VIN = 1.5 V CL = 0.1 µF TA = 25°C RL = 10 Ω Figure 72. Turn-on Response Time 28 Submit Documentation Feedback www.ti.com CIN = 1 µF VIN = 1.5 V CL = 0.1 µF TA = 25°C RL = 10 Ω CIN = 1 µF Figure 73.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 11.2.3.4 Typical Application Characteristics for TPS22913C VIN = 5 V CL = 1 µF TA = 25°C RL = 10 Ω CIN = 10 µF Figure 74. Turn-On Response Time VIN = 5 V CL = 0.1 µF TA = 25°C RL = 10 Ω TA = 25°C RL = 10 Ω CIN = 1 µF CIN = 10 µF Figure 78. Turn-Off Response Time Copyright © 2011–2014, Texas Instruments Incorporated TA = 25°C RL = 10 Ω CIN = 10 µF Figure 75. Turn-Off Response Time Figure 76.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 VIN = 1.5 V CL = 0.1 µF TA = 25°C RL = 10 Ω Figure 80. Turn-Off Response Time 30 Submit Documentation Feedback www.ti.com CIN = 1 µF VIN = 1.5 V CL = 0.1 µF TA = 25°C RL = 10 Ω CIN = 1 µF Figure 81.
TPS22910A, TPS22912C, TPS22913B, TPS22913C www.ti.com SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 12 Power Supply Recommendations The device is designed to operate with a VIN range of 1.4 V to 5.5 V. 13 Layout 13.1 Layout Guidelines For best performance, all traces should be as short as possible. To be most effective, the input and output capacitors should be placed close to the device to minimize the effects that parasitic trace inductances may have on normal operation.
TPS22910A, TPS22912C, TPS22913B, TPS22913C SLVSB49D – NOVEMBER 2011 – REVISED MAY 2014 www.ti.com 14 Device and Documentation Support 14.1 Related Links The table below lists quick access links. Categories include technical documents, support and community resources, tools and software, and quick access to sample or buy. Table 3.
PACKAGE OPTION ADDENDUM www.ti.
PACKAGE OPTION ADDENDUM www.ti.com (4) 30-May-2014 There may be additional marking, which relates to the logo, the lot trace code information, or the environmental category on the device. (5) Multiple Device Markings will be inside parentheses. Only one Device Marking contained in parentheses and separated by a "~" will appear on a device. If a line is indented then it is a continuation of the previous line and the two combined represent the entire Device Marking for that device.
PACKAGE MATERIALS INFORMATION www.ti.com 30-May-2014 TAPE AND REEL INFORMATION *All dimensions are nominal Device Package Package Pins Type Drawing SPQ Reel Reel A0 Diameter Width (mm) (mm) W1 (mm) TPS22910AYZVR DSBGA YZV 4 3000 178.0 9.2 B0 (mm) K0 (mm) P1 (mm) W Pin1 (mm) Quadrant 1.0 1.0 0.63 4.0 8.0 Q1 TPS22910AYZVT DSBGA YZV 4 250 178.0 9.2 1.0 1.0 0.63 4.0 8.0 Q1 TPS22912CYZVR DSBGA YZV 4 3000 178.0 9.2 1.0 1.0 0.63 4.0 8.
PACKAGE MATERIALS INFORMATION www.ti.com 30-May-2014 *All dimensions are nominal Device Package Type Package Drawing Pins SPQ Length (mm) Width (mm) Height (mm) TPS22910AYZVR DSBGA YZV 4 3000 220.0 220.0 35.0 TPS22910AYZVT DSBGA YZV 4 250 220.0 220.0 35.0 TPS22912CYZVR DSBGA YZV 4 3000 220.0 220.0 35.0 TPS22912CYZVT DSBGA YZV 4 250 220.0 220.0 35.0 TPS22913BYZVR DSBGA YZV 4 3000 220.0 220.0 35.0 TPS22913BYZVT DSBGA YZV 4 250 220.0 220.0 35.
D: Max = 0.918 mm, Min =0.858 mm E: Max = 0.918 mm, Min =0.
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