TPS62100

ACTIVE

Multimode 300kHz Synchronous Buck Converter with Adjustable Output

A newer version of this product is available

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Same functionality with different pin-out to the compared device
TPS62170 ACTIVE 3–17V 0.5A Step-Down Converter with DCS-Control in 2x2 QFN package Lower quiescent current
Similar functionality to the compared device
TPS629206 ACTIVE 3-V to 17-V, 0.6-A, low-IQ, synchronous buck converter in SOT-583 package Improved efficiency, smaller size and lower IQ.

Product details

Rating Catalog Operating temperature range (°C) -40 to 85 Topology Buck Type Converter Iout (max) (A) 0.5 Vin (min) (V) 2.5 Vin (max) (V) 9 Switching frequency (min) (kHz) 225 Switching frequency (max) (kHz) 375 Features Enable, Forced PWM, Frequency synchronization, Light Load Efficiency, Synchronous Rectification Control mode Voltage mode Vout (min) (V) 0.8 Vout (max) (V) 8 Iq (typ) (µA) 164 Duty cycle (max) (%) 100
Rating Catalog Operating temperature range (°C) -40 to 85 Topology Buck Type Converter Iout (max) (A) 0.5 Vin (min) (V) 2.5 Vin (max) (V) 9 Switching frequency (min) (kHz) 225 Switching frequency (max) (kHz) 375 Features Enable, Forced PWM, Frequency synchronization, Light Load Efficiency, Synchronous Rectification Control mode Voltage mode Vout (min) (V) 0.8 Vout (max) (V) 8 Iq (typ) (µA) 164 Duty cycle (max) (%) 100
SOIC (D) 8 29.4 mm² 4.9 x 6
  • 2.5-V to 9-V Input Range
  • 0.8-V to 8-V Output Range
  • Dual-Auto-Mode for High-Efficiency at Light Loads
  • Externally Synchronizable
  • 0% to 100% Duty Cycle
  • Low-Quiescient, Standby, and Shutdown Currents
  • 8-Pin SOIC Package
  • Four PWM Frequency Versions (Maximum 2 MHz)
  • Applications
    • Cellular Telephones
    • Satellite Telephones
    • GPS Devices
    • Digital Still Cameras
    • PDAs and Handheld Cameras
  • 2.5-V to 9-V Input Range
  • 0.8-V to 8-V Output Range
  • Dual-Auto-Mode for High-Efficiency at Light Loads
  • Externally Synchronizable
  • 0% to 100% Duty Cycle
  • Low-Quiescient, Standby, and Shutdown Currents
  • 8-Pin SOIC Package
  • Four PWM Frequency Versions (Maximum 2 MHz)
  • Applications
    • Cellular Telephones
    • Satellite Telephones
    • GPS Devices
    • Digital Still Cameras
    • PDAs and Handheld Cameras

The TPS6210x family of low-power high-efficiency buck converters is designed to operate from 1 or 2 li-ion cell battery packs. This part, with its wide input range of 2.5 V to 9 V, has an adjustable output from 0.8 V to 8 V and is capable of 500-mA output current. The TPS6210x family of synchronizable dc-to-dc converters is available in four different operating frequencies: 300 kHz, 600 kHz, 1 MHz, and 2 MHz. The circuit can be allowed to run at a fixed frequency, or sychronized, using the dual function SD/SYNC input pin.

The TPS6210x family is highly efficient at both low and high output currents. The tri-function MODE input pin is used to select constant-frequency, auto-mode, or light-load modes of operation. The multimode operation allows the IC to select the most efficient operating mode, or if desirable, the user can determine which of three modes to operate in. In the auto-mode, the output load detector circuitry determines if the converter should be running in the constant-frequency, heavy-load mode, or pulsed-variable frequency, light-load mode.

The TPS6210x family also has a shutdown mode for optimum battery shelf life. The IC utilizes three methods of overload protection, including thermal shutdown and two levels of overcurrent protection. The TPS6210x is available in the small outline 8-pin SOIC package.

The TPS6210x family of low-power high-efficiency buck converters is designed to operate from 1 or 2 li-ion cell battery packs. This part, with its wide input range of 2.5 V to 9 V, has an adjustable output from 0.8 V to 8 V and is capable of 500-mA output current. The TPS6210x family of synchronizable dc-to-dc converters is available in four different operating frequencies: 300 kHz, 600 kHz, 1 MHz, and 2 MHz. The circuit can be allowed to run at a fixed frequency, or sychronized, using the dual function SD/SYNC input pin.

The TPS6210x family is highly efficient at both low and high output currents. The tri-function MODE input pin is used to select constant-frequency, auto-mode, or light-load modes of operation. The multimode operation allows the IC to select the most efficient operating mode, or if desirable, the user can determine which of three modes to operate in. In the auto-mode, the output load detector circuitry determines if the converter should be running in the constant-frequency, heavy-load mode, or pulsed-variable frequency, light-load mode.

The TPS6210x family also has a shutdown mode for optimum battery shelf life. The IC utilizes three methods of overload protection, including thermal shutdown and two levels of overcurrent protection. The TPS6210x is available in the small outline 8-pin SOIC package.

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Technical documentation

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* Data sheet Multimode Low-Power Buck Converter datasheet (Rev. B) 21 Dec 2000

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