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UM0537
UM0537

Adapting the "Ultra-L= WHl - technicalaudio.com
Adapting the "Ultra-L= WHl - technicalaudio.com

national semiconductor
national semiconductor

... intended to be functional, but do not guarantee specific performance limits. For guaranteed specifications and test conditions, see the Electrical Characteristics. The guaranteed specifications apply only for the test conditions listed. Note 2: Refer to RETS117H drawing for the LM117H, or the RETS11 ...
bq25071-Q1 1-A, Automotive Qualified, Single
bq25071-Q1 1-A, Automotive Qualified, Single

... also a 4.9 V ±10% 50 mA LDO is integrated into the IC for supplying low power external circuitry. The LiFePO4 charging algorithm removes the constant voltage mode control typically used in Li-Ion battery charge cycles which reduces charge time significantly. Instead, the battery is fast charged to t ...
BD8311NUV
BD8311NUV

EE 42/100 Lecture 6: Network Theorems
EE 42/100 Lecture 6: Network Theorems

... “Black Box” ...
Optocoupler Common Mode Transient Immunity (CMTI)
Optocoupler Common Mode Transient Immunity (CMTI)

LTC3522
LTC3522

... The buck output voltage is given by the following equation where R1 is a resistor between FB2 and ground and R2 is a resistor between FB2 and the buck output voltage: ⎛ R2⎞ VOUT = 0.594V ⎜1+ ⎟ ⎝ R1⎠ PWM (Pin 2): Logic Input Used to Choose Between Burst and PWM Mode Operation for Both Converters. Thi ...
PTH12020W/L
PTH12020W/L

... left open-circuit. The module will then produce an output whenever a valid input source is applied. Do not place an external pull-up on this pin. For power-up into a non-prebiased output, it is recommended that AutoTrack be utilized for On/Off control. See the Application Information for additional ...
LT1764 Series - 3A, Fast Transient Response, Low Noise, LDO
LT1764 Series - 3A, Fast Transient Response, Low Noise, LDO

... reliability and lifetime. Note 2: The LT1764 regulators are tested and specified under pulse load conditions such that TJ ≈ TA. The LT1764 is 100% tested at TA = 25°C. Performance at – 40°C and 125°C is assured by design, characterization and correlation with statistical process controls. Note 3: Th ...
RLC Resonant Circuits
RLC Resonant Circuits

... We could also define an equivalent circuit with a parallel resistance, as in the circuit on the right of figure 8. We can calculate the Q factor for this circuit using the same method, noting that, (p) ...
FEATURES 2.5V ULTRA-PRECISION 1:4 LVDS Precision Edge FANOUT BUFFER/TRANSLATOR
FEATURES 2.5V ULTRA-PRECISION 1:4 LVDS Precision Edge FANOUT BUFFER/TRANSLATOR

... inputs (IN, /IN). For AC-Coupled applications, connect VREF-AC to VT pin and bypass with 0.01µF low ESR capacitor to VCC. See “Input Interface Applications” section for more details. Maximum sink/source current is ±1.5mA. Due to the limited drive capability, each VREF-AC pin is only intended to driv ...
An electronic implementation of amoeba anticipation
An electronic implementation of amoeba anticipation

Operational Amplifiers (4.1-4.3)
Operational Amplifiers (4.1-4.3)

TIP140T / TIP141T / TIP142T NPN Epitaxial Silicon Darlington Transistor T IP
TIP140T / TIP141T / TIP142T NPN Epitaxial Silicon Darlington Transistor T IP

... Fairchild and our Authorized Distributors will stand behind all warranties and will appropriately address any warranty issues that may arise. Fairchild will not provide any warranty coverage or other assistance for parts bought from Unauthorized Sources. Fairchild is committed to combat this global ...
STUSBCD01B
STUSBCD01B

... The STUSBCD01B is designed to provide USB charger detection functionality to USB platforms which do not have this feature integrated in the PHY. The device can work with a supply voltage ranging from 2.2 V to 4.5 V and has an internal regulator which generates the 1.8 V voltage required for the inte ...
P84024
P84024

... Wheelock’s AS Audible Strobe Appliances are the industry’s first 2-wire horn strobe alarm appliances that can provide a selectable continuous or code 3 horn tone and continuous strobe when connected directly to the Fire Alarm Control Panel (FACP), or provide a synchronized code 3 and synchronized st ...
AD9752 数据手册DataSheet 下载
AD9752 数据手册DataSheet 下载

... Differential current outputs are provided to support singleended or differential applications. Matching between the two current outputs ensures enhanced dynamic performance in a differential output configuration. The current outputs may be tied directly to an output resistor to provide two complemen ...
TPS65283/-1 4.5- to 18-V Input Voltage, Maximum 3.5-/2.5
TPS65283/-1 4.5- to 18-V Input Voltage, Maximum 3.5-/2.5

Amateur Extra Licensing Class
Amateur Extra Licensing Class

... A. As a high-pass filter used to block RFI at the input to receivers B. As a low-pass filter used between a transmitter and a transmission line C. For smoothing power-supply output D. As an audio receiving filter ...
ECE 340, Univ. Illinois Urbana
ECE 340, Univ. Illinois Urbana

MAX8792 Single Quick-PWM Step-Down Controller with Dynamic REFIN General Description
MAX8792 Single Quick-PWM Step-Down Controller with Dynamic REFIN General Description

... INPUTS AND OUTPUTS EN Logic-Input Threshold ...
L38to40_BJT
L38to40_BJT

... Ex: P+NP bipolar with NE=1018 cm-3 and NB=1017 cm-3. The quasi-neutral region width in the emitter is 1 μm and 0.2 μm in the base. Use μn=1000 cm2/Vs and μp=300 cm2/Vs. The minority carrier lifetimes are 10 ns. Calculate the emitter efficiency, the base transport factor, and the current gain of this ...
汉王PDF转换RTF文档
汉王PDF转换RTF文档

... flowing through external source impedances (Figures 1a and 1b). The combination of high source impedance plus input capacitance (amplifier input capacitance plus stray capacitance) creates a parasitic pole that produces an underdamped signal response. Reducing input capacitance or placing a small ca ...
Transistors.
Transistors.

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Current mirror

A current mirror is a circuit designed to copy a current through one active device by controlling the current in another active device of a circuit, keeping the output current constant regardless of loading. The current being 'copied' can be, and sometimes is, a varying signal current. Conceptually, an ideal current mirror is simply an ideal inverting current amplifier that reverses the current direction as well or it is a current-controlled current source (CCCS). The current mirror is used to provide bias currents and active loads to circuits. It can also be used to model a more realistic current source (since ideal current sources don't exist).The circuit topology covered here is one that appears in many monolithic ICs. It is a Widlar mirror without an emitter degeneration resistor in the follower (output) transistor. This topology can only be done in an IC as the matching has to be extremely close and cannot be achieved with discretes.Another topology is the Wilson mirror. The Wilson mirror solves the Early effect voltage problem in his design.
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