National Semiconductor LM2 Hoja de datos

No.	parte #	Fabricante	Descripción
1	LM2576-ADJ	National Semiconductor	SIMPLE SWITCHER 3A Step-Down Voltage Regulator
2	LM2931	National Semiconductor	Low Dropout Regulators a very low quiescent current of 1mA or less when supplying 10mA loads. This unique characteristic and the extremely low input-output differential required for proper regulation (0.2V for output currents of 10mA) make the LM2931 the ideal regulator fo
3	LM2596	National Semiconductor	SIMPLE SWITCHER Power Converter 150 kHz 3A Step-Down Voltage Regulator include a guaranteed ± 4% tolerance on output voltage under specified input voltage and output load conditions, and ± 15% on the oscillator frequency. External shutdown is included, featuring typically 80 µA standby current. Self protection features
4	LM2904	National Semiconductor	Low Power Dual Operational Amplifiers
5	2931AM	National Semiconductor	LM2931AM
6	LM2407	National Semiconductor	Monolithic Triple 7.5 nS CRT Driver Low power dissipation Well matched with LM1279 video preamp 0V to 5V input range Stable with 0 pF –20 pF capacitive loads and inductive peaking networks n Convenient TO-220 staggered lead package style n Standard LM240X Family Pinout which is designed
7	LM2575	National Semiconductor	1A Step-Down Voltage Regulator include a guaranteed ±4% tolerance on output voltage within specified input voltages and output load conditions, and ±10% on the oscillator frequency. External shutdown is included, featuring 50 μA (typical) standby current. The output switch include
8	LM285	National Semiconductor	Adjustable Micropower Voltage References exceptionally low dynamic impedance and good temperature stability. On-chip trimming is used to provide tight voltage tolerance. Since the LM185 band-gap reference uses only transistors and resistors, low noise and good long-term stability result. Ca
9	LM2984C	National Semiconductor	LM2984C Microprocessor Power Supply System three independent and tracking outputs capable of delivering the power for logic circuits peripheral sensors and standby memory in a typical microprocessor system The LM2984C includes circuitry which monitors both its own high-current output and also
10	LM2642	National Semiconductor	Two-Phase Synchronous Step-Down Switching Controller analog soft-start circuitry that is independent of the output load and output capacitance. This makes the soft-start behavior more predictable and controllable than traditional soft-start circuits. A PGOOD1 pin is provided to monitor the dc output of
11	LM2698	National Semiconductor	SIMPLE SWITCHER 1.35A Boost Regulator a pin selectable switching frequency of either 600kHz or 1.25MHz. This promotes flexibility in component selection and filtering techniques. A shutdown pin is available to suspend the device and decrease the quiescent current to 5µA. An external comp
12	LM2731	National Semiconductor	0.6/1.6 MHz Boost Converters n n n n n n n n n n 22V DMOS FET switch 1.6 MHz (“X”), 0.6 MHz (“Y”) switching frequency Low RDS(ON) DMOS FET Switch current up to 1.8A Wide input voltage range (2.7V –14V) Low shutdown current ( < 1 µA) 5-Lead SOT-23 package Uses tiny capacitors and
13	LM22679	National Semiconductor Corporation	Step-Down Voltage Regulator such as external component calculation, electrical simulation, thermal simulation, and Build-It boards for easy design-in. The switching clock frequency is provided by an internal fixed frequency oscillator which operates at 500 kHz. The LM22679 seri
14	LM22676	National Semiconductor Corporation	Step-Down Voltage Regulator such as external component calculation, electrical simulation, thermal simulation, and Build-It boards for easy design-in. The switching clock frequency is provided by an internal fixed frequency oscillator which operates at 500 kHz. The LM22676 seri
15	LM2422	National Semiconductor	220V Monolithic Triple Channel 30MHz CRT DTV Driver 30 MHz bandwidth Greater than 130VP-P output swing capability 0V to 5V input voltage range Stable with 0 pF –20 pF capacitive loads and inductive peaking networks n Convenient TO-220 staggered thin lead package style n n n n Applications n HDTV appli
16	LM2734	National Semiconductor	Thin SOT23 1A Load Step-Down DC-DC Regulator include internal soft-start circuitry to reduce inrush current, pulse-by-pulse current limit, thermal shutdown, and output over-voltage protection. Features n n n n n n n n n n n Thin SOT23-6 package 3.0V to 20V input voltage range 0.8V to 18V outpu
17	LM2930	National Semiconductor	3-Terminal Positive Regulator an ability to source 150 mA of output current with an input-output differential of 0.6V or less. Efficient use of low input voltages obtained, for example, from an automotive battery during cold crank conditions, allows 5V circuitry to be properly po
18	LM22672	National Semiconductor Corporation	Step-Down Voltage Regulator October 17, 2008 LM22672 1A SIMPLE SWITCHER®, Step-Down Voltage Regulator www.datasheet4u.com with Features General Description The LM22672 series of regulators are monolithic integrated circuits which provide all of the active functions for a step
19	LM22675	National Semiconductor Corporation	Step-Down Voltage Regulator such as external component calculation, electrical simulation, thermal simulation, and Build-It boards for easy design-in. The switching clock frequency is provided by an internal fixed frequency oscillator which operates at 500 kHz. The LM22675 seri
20	LM22671	National Semiconductor Corporation	Step-Down Voltage Regulator October 17, 2008 LM22671 500 mA SIMPLE SWITCHER®, Step-Down Voltage www.datasheet4u.com Regulator with Features General Description The LM22671 series of regulators are monolithic integrated circuits which provide all of the active functions for a