LT3050EDDB#PBF Linear Technology, LT3050EDDB#PBF Datasheet
LT3050EDDB#PBF
Specifications of LT3050EDDB#PBF
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LT3050EDDB#PBF Summary of contents
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... LT3050 is available in the thermally-enhanced 12-Lead 3mm × 2mm DFN and MSOP packages. L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. MIN ...
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... LT3050MPMSE#PBF LT3050MPMSE#TRPBF LT3050EMSE-3.3#PBF LT3050EMSE-3.3#TRPBF LT3050IMSE-3.3#PBF LT3050IMSE-3.3#TRPBF LT3050MPMSE-3.3#PBF LT3050MPMSE-3.3#TRPBF 305033 LT3050EMSE-5#PBF LT3050EMSE-5#TRPBF LT3050IMSE-5#PBF LT3050IMSE-5#TRPBF LT3050MPMSE-5#PBF LT3050MPMSE-5#TRPBF LT3050EDDB#PBF LT3050EDDB#TRPBF LT3050IDDB#PBF LT3050IDDB#TRPBF LT3050EDDB-3.3#PBF LT3050EDDB-3.3#TRPBF LT3050IDDB-3.3#PBF LT3050IDDB-3.3#TRPBF 2 (Note 1) FAULT Pin Voltage ..........................................–0.3V, 50V Output Short-Circuit Duration .......................... Indefi nite Operating Junction Temperature Range (Notes Grades .........................................– ...
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ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL LT3050EDDB-5#PBF LT3050EDDB-5#TRPBF LT3050IDDB-5#PBF LT3050IDDB-5#TRPBF LEAD BASED FINISH TAPE AND REEL LT3050EMSE LT3050EMSE#TR LT3050IMSE LT3050IMSE#TR LT3050MPMSE LT3050MPMSE#TR LT3050EMSE-3.3 LT3050EMSE-3.3#TR LT3050IMSE-3.3 LT3050IMSE-3.3#TR LT3050MPMSE-3.3 LT3050MPMSE-3.3#TR LT3050EMSE-5 LT3050EMSE-5#TR LT3050IMSE-5 LT3050IMSE-5#TR LT3050MPMSE-5 LT3050MPMSE-5#TR LT3050EDDB LT3050EDDB#TR LT3050IDDB LT3050IDDB#TR ...
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LT3050 Series ELECTRICAL CHARACTERISTICS temperature range, otherwise specifi cations are at T PARAMETER Dropout Voltage (Notes OUT(NOMINAL) GND Pin Current 0.6V (Notes 6, 7, 11) IN OUT(NOMINAL) Quiescent Current in ...
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ELECTRICAL CHARACTERISTICS temperature range, otherwise specifi cations are at T PARAMETER Minimum I Threshold Accuracy MIN (Notes Threshold Accuracy (Notes 6, 9) MIN Current Monitor Ratio (Notes 6, 10) Ratio = I /I OUT MON Note 1: ...
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LT3050 Series TYPICAL PERFORMANCE CHARACTERISTICS Typical Dropout Voltage 600 550 500 450 T ≤ 125°C J 400 350 300 250 T ≤ 25°C J 200 150 100 100 ...
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TYPICAL PERFORMANCE CHARACTERISTICS GND Pin Current LT3050-5 2.50 2.25 2. 50Ω 100mA L L 1.75 1.50 1. 100Ω 50mA L L 1. 1mA L L 0.50 ...
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LT3050 Series TYPICAL PERFORMANCE CHARACTERISTICS Reverse Output Current 1.0 ALL PINS GROUNDED EXCEPT FOR OUT 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0 (V) OUT 3050 G16 Input Ripple Rejection 90 C ...
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TYPICAL PERFORMANCE CHARACTERISTICS Output Noise Spectral Density REF/BYP OUT V = 3.3V 0.1 OUT V = 2.5V OUT V = 1.8V OUT V = 1.5V OUT C = ...
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LT3050 Series TYPICAL PERFORMANCE CHARACTERISTICS 5V Transient Response 10mA to 100mA FF OUT OUT 50mV/DIV I OUT 50mA/DIV 100μs/DIV 3050 G28a 10μF OUT IN ...
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TYPICAL PERFORMANCE CHARACTERISTICS External Current Limit R = 1.5k IMAX 79. OUT 78.75 78. 15V IN 77.25 76. 12V IN 75.75 75. 5.6V IN 74.25 73.50 72.75 72.00 –75 –50 –25 ...
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LT3050 Series TYPICAL PERFORMANCE CHARACTERISTICS I /I Current Ratio OUT MON V = 3.3V 12V OUT IN 103 102 V = 3.3V IMON 101 100 IMON 96 95 125°C 25°C 94 –55°C ...
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PIN FUNCTIONS REF/BYP (Pin 1): Bypass/Soft-Start. Connecting a single capacitor from this pin to GND bypasses the LT3050’s reference noise and soft-starts the reference. A 10nF by- pass capacitor typically reduces output voltage noise to 30μ 10Hz to ...
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LT3050 Series PIN FUNCTIONS For detailed information on how to set the I value, please see the Operation section. The I pin requires a 10nF decoupling capacitor to MAX ground. If not used, tie I to GND. MAX I (Pin ...
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OPERATION I Pin Operation (Current Monitor) MON The I pin is the collector of a PNP which mirrors the MON LT3050 output PNP at a ratio of 1:100 (see block diagram on page 11). The current sourced by the I ...
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LT3050 Series OPERATION External Programmable Current Limit (I The I pin is the collector of a PNP which mirrors the MAX LT3050 output at a ratio of approximately 1:200 (see Block Diagram). The I pin is also the input to ...
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APPLICATIONS INFORMATION The LT3050 is a micropower, low noise and low dropout voltage, 100mA linear regulator with micropower shutdown, programmable current limit, and diagnostic functions. The device supplies up to 100mA at a typical dropout voltage of 340mV and operates ...
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LT3050 Series APPLICATIONS INFORMATION Table 1 shows 1% resistor divider values for some common output voltages with a resistor divider current of 5μA. Table 1. Output Voltage Resistor Divider Valves V (V) R1 (kΩ) OUT 1.2 118 1.5 121 1.8 ...
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APPLICATIONS INFORMATION Start-up time is also affected by the presence of a feed- forward capacitor. Start-up time is directly proportional to the size of the feedforward capacitor and the output volt- age, and is inversely proportional to the feedback resistor ...
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LT3050 Series APPLICATIONS INFORMATION V OUT 1mV/DIV 10ms/DIV Figure 6. Noise Resulting from Tapping on a Ceramic Capacitor Voltage and temperature coeffi cients are not the only sources of problems. Some ceramic capacitors have a piezoelectric response. A piezoelectric device ...
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APPLICATIONS INFORMATION For surface mount devices, heat sinking is accomplished by using the heat spreading capabilities of the PC board and its copper traces. Copper board stiffeners and plated through-holes also can spread the heat generated by power devices. The ...
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LT3050 Series APPLICATIONS INFORMATION The LT3050 IN pin withstands reverse voltages of 50V. The device limits current fl less than 300μA (typically less than 10μA) and no negative voltage appears at OUT. The device protects both itself and ...
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PACKAGE DESCRIPTION 0.64 ±0.05 (2 SIDES) 0.70 ±0.05 2.55 ±0.05 1.15 ±0.05 PACKAGE OUTLINE 0.25 ± 0.05 0.45 BSC 2.39 ±0.05 (2 SIDES) RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED DDB Package ...
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LT3050 Series PACKAGE DESCRIPTION 2.845 0.102 (.112 .004) 5.23 1.651 0.102 (.206) (.065 .004) MIN 0.42 0.038 0.65 (.0256) (.0165 .0015) TYP BSC RECOMMENDED SOLDER PAD LAYOUT DETAIL “A” 0.254 (.010) 0 – 6 TYP GAUGE PLANE (.021 .006) DETAIL ...
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... Updated data sheet to include fi xed voltage options. Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. ...
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... ISD < OUT 1.8V to 45V, DFN Package RMS 1.2V to 36V, V RMS IN set; Directly Parallelable (no op amp OUT , V : 1.2V to 36V, V RMS IN set; Directly Parallelable (no op amp OUT LT 0610 REV A • PRINTED IN USA © LINEAR TECHNOLOGY CORPORATION 2009 , RMS , RMS : 0V OUT : 0V OUT 3050fa ...