MAX635BCSA+T

Voltage - Input (Max):	16.5V
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Synchronous Rectifier:	No
Frequency - Switching:	50kHz
Current - Output:	500mA
Voltage - Output (Max):	-5V
Voltage - Output (Min/Fixed):	-1.31V (-5V)
Series:	--
Voltage - Input (Min):	2.3V
Number of Outputs:	1
Output Type:	Adjustable (Fixed)
Topology:	Buck
Output Configuration:	Negative
Function:	Step-Up, Step-Down
Part Status:	Active
Packaging:	Tape & Reel (TR)

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MAX635BCSA+T DC-DC switching regulators are a type of voltage regulator used to produce a required output voltage from a higher input voltage. This type of voltage regulator is commonly used in many consumer electronic products, as well as automotive, industrial, and medical applications.DC-DC switching regulators operate on the principle of charging and discharging a capacitor or inductor to produce the desired output voltage. This type of regulator requires the input voltage to be greater than the output voltage. The output voltage is usually regulated over a range of both load current and voltage load variations.The MAX635BCSA+T is a low-power DC-DC switch regulator designed to provide an adjustable output voltage while optimizing cost and power efficiency. It features a wide input voltage range between 3.0V and 20V and operates in two modes: PWM (pulse width modulation) and PFM (pulse frequency modulation). These modes are determined by the application load and input voltage, ensuring the optimal operating conditions for the circuit. It has a wide output voltage range between 0.3V and 12.8V and can deliver up to 800mA output current. It uses an external resistor to program the output voltage, with an accuracy of ±0.5%.The MAX635BCSA+T has a very low quiescent current of 4.5µA, meaning it consumes very little power when no current is required from the output. At the same time, it offers high power efficiency, having as much as 95% efficiency at 10V in VIN and 5V in VOUT. This not only reduces the power consumption of the application, but also keeps power dissipation low, making it suitable for applications with space constraints.The MAX635BCSA+T also features built-in Over Voltage Protection (OVP) to prevent damage to the circuit due to excessive voltages. It also has over temperature protection (OTP) to protect against thermal overload and fault conditions.The MAX635BCSA+T is ideal for space-constrained applications such as cell phones, cameras and other portable electronics. It’s also often used in automotive, industrial, and medical applications.In summary, the MAX635BCSA+T is an efficient, low power DC-DC switch regulator designed to provide an adjustable output voltage. It offers many key features such as wide input voltage range, wide output voltage range, high efficiency and built-in protection. It is highly suitable for applications requiring space constraints and can be used in a wide range of applications.

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