R Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985A-10DBVR Reel of 250 LP2985A-10DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-31DBVR Reel of 250 LP2985-31DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT Reel of 3000 LP2985-10DBVR Reel of 250 LP2985-10DBVT TOP-SIDE MARKING (3) LPT_ LPU_ LPJ_ LPZ_ LRA_ PREVIEW LPK_ LRI_ LRD_ LPH_ LPL_ LPG_ LPM_ LPN_ PREVIEW LPF_ LPS_ LRC_ For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com. Package drawings, thermal data, and symbolization are available at www.ti.com/packaging. The actual top-side marking has one additional character that designates the wafer fab/ass

R Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985A-10DBVR Reel of 250 LP2985A-10DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-31DBVR Reel of 250 LP2985-31DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT Reel of 3000 LP2985-10DBVR Reel of 250 LP2985-10DBVT TOP-SIDE MARKING (3) LPT_ LPU_ LPJ_ LPZ_ LRA_ PREVIEW LPK_ LRI_ LRD_ LPH_ LPL_ LPG_ LPM_ LPN_ PREVIEW LPF_ LPS_ LRC_ For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com. Package drawings, thermal data, and symbolization are available at www.ti.com/packaging. The actual top-side marking has one additional character that designates the wafer fab/ass

R Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985A-10DBVR Reel of 250 LP2985A-10DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-31DBVR Reel of 250 LP2985-31DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT Reel of 3000 LP2985-10DBVR Reel of 250 LP2985-10DBVT TOP-SIDE MARKING (3) LPT_ LPU_ LPJ_ LPZ_ LRA_ PREVIEW LPK_ LRI_ LRD_ LPH_ LPL_ LPG_ LPM_ LPN_ PREVIEW LPF_ LPS_ LRC_ For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com. Package drawings, thermal data, and symbolization are available at www.ti.com/packaging. The actual top-side marking has one additional character that designates the wafer fab/ass

R Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985A-10DBVR Reel of 250 LP2985A-10DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-31DBVR Reel of 250 LP2985-31DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT Reel of 3000 LP2985-10DBVR Reel of 250 LP2985-10DBVT TOP-SIDE MARKING (3) LPT_ LPU_ LPJ_ LPZ_ LRA_ PREVIEW LPK_ LRI_ LRD_ LPH_ LPL_ LPG_ LPM_ LPN_ PREVIEW LPF_ LPS_ LRC_ For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com. Package drawings, thermal data, and symbolization are available at www.ti.com/packaging. The actual top-side marking has one additional character that designates the wafer fab/ass

R Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985A-10DBVR Reel of 250 LP2985A-10DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-31DBVR Reel of 250 LP2985-31DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT Reel of 3000 LP2985-10DBVR Reel of 250 LP2985-10DBVT TOP-SIDE MARKING (3) LPT_ LPU_ LPJ_ LPZ_ LRA_ PREVIEW LPK_ LRI_ LRD_ LPH_ LPL_ LPG_ LPM_ LPN_ PREVIEW LPF_ LPS_ LRC_ For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com. Package drawings, thermal data, and symbolization are available at www.ti.com/packaging. The actual top-side marking has one additional character that designates the wafer fab/ass

R Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985A-10DBVR Reel of 250 LP2985A-10DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-31DBVR Reel of 250 LP2985-31DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT Reel of 3000 LP2985-10DBVR Reel of 250 LP2985-10DBVT TOP-SIDE MARKING (3) LPT_ LPU_ LPJ_ LPZ_ LRA_ PREVIEW LPK_ LRI_ LRD_ LPH_ LPL_ LPG_ LPM_ LPN_ PREVIEW LPF_ LPS_ LRC_ For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com. Package drawings, thermal data, and symbolization are available at www.ti.com/packaging. The actual top-side marking has one additional character that designates the wafer fab/ass

R Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985A-10DBVR Reel of 250 LP2985A-10DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-31DBVR Reel of 250 LP2985-31DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT Reel of 3000 LP2985-10DBVR Reel of 250 LP2985-10DBVT TOP-SIDE MARKING (3) LPT_ LPU_ LPJ_ LPZ_ LRA_ PREVIEW LPK_ LRI_ LRD_ LPH_ LPL_ LPG_ LPM_ LPN_ PREVIEW LPF_ LPS_ LRC_ For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com. Package drawings, thermal data, and symbolization are available at www.ti.com/packaging. The actual top-side marking has one additional character that designates the wafer fab/ass

R Reel of 250 LP2985A-33DBVT Reel of 3000 LP2985A-50DBVR Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT TOP-SIDE MARKING (2) LPT_ LPU_ LPJ_ LPZ_ LRA_ LPK_ LRI_ LPH_ LPL_ LPG_ LPM_ LPN_ LPF_ LPS_ Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at www.ti.com/sc/package. The actual top-side marking has one additional character that designates the assembly/test site. Submit Documentation Feedback Copyright (c) 2004-2008, Texas Instruments Incorporated LP2985 150-mA LOW-NOISE LOW-DROPOUT REGULATOR WITH SHUTDOWN www.ti.com SLVS522K - JULY 2004 - REVISED MARCH 2008 FUNCTIONAL BLOCK DIAGRAM VI

R Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985A-10DBVR Reel of 250 LP2985A-10DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-31DBVR Reel of 250 LP2985-31DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT Reel of 3000 LP2985-10DBVR Reel of 250 LP2985-10DBVT TOP-SIDE MARKING (3) LPT_ LPU_ LPJ_ LPZ_ LRA_ PREVIEW LPK_ LRI_ LRD_ LPH_ LPL_ LPG_ LPM_ LPN_ PREVIEW LPF_ LPS_ LRC_ For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com. Package drawings, thermal data, and symbolization are available at www.ti.com/packaging. The actual top-side marking has one additional character that designates the wafer fab/ass

R Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985A-10DBVR Reel of 250 LP2985A-10DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-31DBVR Reel of 250 LP2985-31DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT Reel of 3000 LP2985-10DBVR Reel of 250 LP2985-10DBVT TOP-SIDE MARKING (3) LPT_ LPU_ LPJ_ LPZ_ LRA_ PREVIEW LPK_ LRI_ LRD_ LPH_ LPL_ LPG_ LPM_ LPN_ PREVIEW LPF_ LPS_ LRC_ For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com. Package drawings, thermal data, and symbolization are available at www.ti.com/packaging. The actual top-side marking has one additional character that designates the wafer fab/ass

R Reel of 250 LP2985A-33DBVT Reel of 3000 LP2985A-50DBVR Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT TOP-SIDE MARKING (2) LPT_ LPU_ LPJ_ LPZ_ LRA_ LPK_ LRI_ LPH_ LPL_ LPG_ LPM_ LPN_ LPF_ LPS_ Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at www.ti.com/sc/package. The actual top-side marking has one additional character that designates the assembly/test site. Submit Documentation Feedback LP2985 150-mA LOW-NOISE LOW-DROPOUT REGULATOR WITH SHUTDOWN www.ti.com SLVS522J - JULY 2004 - REVISED AUGUST 2006 FUNCTIONAL BLOCK DIAGRAM VIN ON/OFF 1.23 V VREF - + BYPASS VOUT Overcurrent/ Overt

R Reel of 250 LP2985A-33DBVT Reel of 3000 LP2985A-50DBVR Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT TOP-SIDE MARKING (2) LPT_ LPU_ LPJ_ LPZ_ LRA_ LPK_ LRI_ LPH_ LPL_ LPG_ LPM_ LPN_ LPF_ LPS_ Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at www.ti.com/sc/package. The actual top-side marking has one additional character that designates the assembly/test site. Submit Documentation Feedback LP2985 150-mA LOW-NOISE LOW-DROPOUT REGULATOR WITH SHUTDOWN www.ti.com SLVS522J - JULY 2004 - REVISED AUGUST 2006 FUNCTIONAL BLOCK DIAGRAM VIN ON/OFF 1.23 V VREF - + BYPASS VOUT Overcurrent/ Overt

R Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985A-10DBVR Reel of 250 LP2985A-10DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-31DBVR Reel of 250 LP2985-31DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT Reel of 3000 LP2985-10DBVR Reel of 250 LP2985-10DBVT TOP-SIDE MARKING (3) LPT_ LPU_ LPJ_ LPZ_ LRA_ PREVIEW LPK_ LRI_ LRD_ LPH_ LPL_ LPG_ LPM_ LPN_ PREVIEW LPF_ LPS_ LRC_ For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com. Package drawings, thermal data, and symbolization are available at www.ti.com/packaging. The actual top-side marking has one additional character that designates the wafer fab/ass

R Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985A-10DBVR Reel of 250 LP2985A-10DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-31DBVR Reel of 250 LP2985-31DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT Reel of 3000 LP2985-10DBVR Reel of 250 LP2985-10DBVT TOP-SIDE MARKING (3) LPT_ LPU_ LPJ_ LPZ_ LRA_ PREVIEW LPK_ LRI_ LRD_ LPH_ LPL_ LPG_ LPM_ LPN_ PREVIEW LPF_ LPS_ LRC_ For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com. Package drawings, thermal data, and symbolization are available at www.ti.com/packaging. The actual top-side marking has one additional character that designates the wafer fab/ass

R Reel of 250 LP2985A-33DBVT Reel of 3000 LP2985A-50DBVR Reel of 250 LP2985A-50DBVT Reel of 3000 LP2985-18DBVR Reel of 250 LP2985-18DBVT Reel of 3000 LP2985-25DBVR Reel of 250 LP2985-25DBVT Reel of 3000 LP2985-28DBVR Reel of 250 LP2985-28DBVT Reel of 3000 LP2985-29DBVR Reel of 250 LP2985-29DBVT Reel of 3000 LP2985-30DBVR Reel of 250 LP2985-30DBVT Reel of 3000 LP2985-33DBVR Reel of 250 LP2985-33DBVT Reel of 3000 LP2985-50DBVR Reel of 250 LP2985-50DBVT TOP-SIDE MARKING (2) LPT_ LPU_ LPJ_ LPZ_ LRA_ LPK_ LRI_ LPH_ LPL_ LPG_ LPM_ LPN_ LPF_ LPS_ Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at www.ti.com/sc/package. The actual top-side marking has one additional character that designates the assembly/test site. Submit Documentation Feedback LP2985 150-mA LOW-NOISE LOW-DROPOUT REGULATOR WITH SHUTDOWN www.ti.com SLVS522J - JULY 2004 - REVISED AUGUST 2006 FUNCTIONAL BLOCK DIAGRAM VIN ON/OFF 1.23 V VREF - + BYPASS VOUT Overcurrent/ Overt