LK112 STMicroelectronics, LK112 Datasheet
LK112
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LK112 Summary of contents
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... OUT WIDE RANGE OF OUTPUT VOLTGAES INTERNAL CURRENT AND THERMAL LIMIT DESCRIPTION The LK112 is a low dropout linear regulator with a built in electronic switch. The internal switch can be controlled by TTL or CMOS logic levels. The device is ON state when the control pin is pulled to a logic high level. An external capacitor can be ...
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... LK112 SERIES ABSOLUTE MAXIMUM RATINGS Symbol V DC Input Voltage I V Shutdown Input Voltage SHDN I Output Current O T Storage Temperature Range stg T Operating Junction Temperature Range op THERMAL DATA Symbol Parameter R Thermal Resistance Junction-case thj-case R Thermal Resistance Junction-ambient thj-amb CONNECTION DIAGRAM (top view) ...
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... ELECTRICAL CHARACTERISTICS FOR LK112 (T V =1.8V 2 SHDN I O Symbol Parameter I Quiescent Current d V Output Voltage O V Line Regulation O V Load Regulation O V Dropout Voltage d I Output Current Limit O SVR Supply Voltage Rejection eN Output Noise Voltage I Shutdown Input Current SHDN ...
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... LK112M29TR (*) 2.9V LK112M30TR 3.0V LK112M31TR (*) 3.1V LK112M32TR 3.2V LK112M33TR 3.3V LK112M34TR (*) 3.4V LK112M35TR (*) 3.5V LK112M36TR 3.6V LK112M37TR (*) 3.7V LK112M38TR 3.8V LK112M39TR (*) 3.9V LK112M40TR 4.0V LK112M41TR (*) 4.1V LK112M42TR (*) 4.2V LK112M43TR (*) 4.3V LK112M44TR (*) 4.4V LK112M45TR (*) 4.5V LK112M46TR (*) 4.6V LK112M47TR 4.7V LK112M48TR (*) 4.8V LK112M49TR (*) 4.9V LK112M50TR 5.0V LK112M55TR (*) 5.5V LK112M60TR 6.0V LK112M80TR 8.0V (*) Available on request 4/12 V Min V Max OUT OUT 1.24V 1.36V 1.34V 1.46V 1.44V 1.56V 1.54V 1.66V 1.64V 1.76V 1 ...
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... TYPICAL CHARACTERISTICS (unless otherwise specified T Figure 1 : Output Voltage vs Temperature Figure 2 : Output Voltage vs Temperature Figure 3 : Line Regulation vs Temperature = 25° =2 Figure 4 : Load Regulation vs Temperature Figure 5 : Dropout Voltage vs Temperature Figure 6 : Short Circuit Currennt vs Dropout Voltage LK112 SERIES =100nF) BYP 5/12 ...
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... LK112 SERIES Figure 7 : Output Voltage vs Input Voltage Figure 8 : Shutdown Voltage vs Temperature Figure 9 : Shutdown Current vs Shutdown Voltage 6/12 Figure 10 : Supply Voltage Rejection vs Temperature Figure 11 : Supply Voltage Rejection vs Output Current Figure 12 : Supply Voltage Rejection vs Frequency ...
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... Figure 13 : Supply Voltage Rejection vs Temperature Figure 14 : Quiescent Current vs Temperature Figure 15 : Quiescent Current vs Input Voltage Figure 16 : Quiescent Current vs Shutdown Voltage Figure 17 : Quiescent Current vs Output Current Figure 18 : Reverse Current vs Reverse Voltage LK112 SERIES 7/12 ...
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... LK112 SERIES Figure 19 : Stability Figure 20 : Spectrum Noise Figure 21 : Start-up Transient V =3.5V, V =2.5V 1.8V SHDN C =4 =10nF O BY 8/12 Figure 22 : Start-up Transient V =3.5V =100nF BY Figure 23 : Line Transient V =3.5 to 4.5V =100nF Figure 24 : Line Transient =2. =3.5 to 4.5V =10nF ...
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... Figure 27 : Load Transient =30mA =3.5V = Figure 28 : Load Transient = =4 =2 LK112 SERIES =2.5V, V =1.8V, I =50 to 100mA SHDN O =100nF =250ns =3.8V, V =1.8V, I =50 to 100mA SHDN O =10nF =250ns ...
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... LK112 SERIES DIM. MIN. A 0.90 A1 0.00 A2 0.90 b 0.35 C 0.09 D 2. 2.60 L 0.10 10/12 SOT23-5L MECHANICAL DATA mm. TYP MAX. 1.45 0.10 1.30 0.50 0.20 3.00 1.75 0.95 3.00 0.60 . mils MIN. TYP. 35.4 0.0 35.4 13.7 3.5 110.2 59.0 37.4 102.3 3.9 7049676C MAX. 57.1 3.9 51.2 19.7 7.8 118.1 68.8 118.1 23.6 ...
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... Tape & Reel SOT23-xL MECHANICAL DATA mm. DIM. MIN 12 3.13 Bo 3.07 Ko 1.27 Po 3.9 P 3.9 TYP MAX. MIN. 180 13.0 13.2 0.504 0.795 2.362 14.4 3.23 3.33 0.123 3.17 3.27 0.120 1.37 1.47 0.050 4.0 4.1 0.153 4.0 4.1 0.153 LK112 SERIES inch TYP. MAX. 7.086 0.512 0.519 0.567 0.127 0.131 0.124 0.128 0.054 0.0.58 0.157 0.161 0.157 0.161 11/12 ...
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... LK112 SERIES Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice ...