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SGM6603

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90% Efficient Synchronous Boost Converter with 1.1A Switch

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The SGM6603 is a constant frequency, current mode, synchronous boost switching regulator. The input voltage can accept the voltage at a range from 0.9V to 5.5V. And the output voltage is adjustable with a peak of 5.5V. This device also has the 3.3V and 5.0V fixed output versions.

High switching frequency minimizes the sizes of inductor and capacitor. Integrated power MOSFETs and internal compensation make the SGM6603 simple to use and fit the total solution into a compact space.

The SGM6603 enters the power-save mode at light loads to maintain high efficiency. Anti-ringing control circuitry reduces EMI concerns by damping the inductor in discontinuous mode. The SGM6603 provides true output disconnection, allowing VOUT to go to 0V during shutdown without drawing any current from the input source.

The output voltage of SGM6603-ADJ can be programmed by an external resistor divider, and those of SGM6603-3.3/SGM6603-5.0 are fixed internally on the chip. The device is available in a Green SOT-23-6 package. It operates over an ambient temperature range of -40 to +85.

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FEATURES
  • 0.9V to 5.5V Input Voltage Range

  • 3.3V and 5.0V Fixed Output Voltages

  • Adjustable Output Voltage up to 5.5V

  • Up to 90% Efficiency

  • 30μA (TYP) Quiescent Current

  • 1μA (MAX) Shutdown Current

  • 6V Output Voltage Clamping

  • Improved Light Load Efficiency with Power-Save Mode (PSM)

  • Load Disconnected in Shutdown

  • Over-Temperature Protection

  • Available in a Green SOT-23-6 Package

  • -40 to +85 Operating Temperature Range

APPLICATIONS

Single-Cell Li Battery Powered Products

Portable Audio Players

Mobile Phones

Personal Medical Devices

Ordering Information
Part Number
StatusPackagePinsPd-Free
RoHS
REACH
Green
MSL RatingOperating Temperature RangeMaterial ContentReliability Report
Unit Resale Price*
(Volume Range: in USD)
Lead Time**
(Volume Range: Days)
SGM6603-3.3YN6G/TR
Active
SOT-23-6
6
Yes
YesYesYesMSL3
-40℃ to +85℃
View
View
1-24 units : $1.05/unit
25-99 units : $0.9/unit
100-249 units : $0.75/unit
250-499 units : $0.6/unit
500-999 units : $0.525/unit
1000-9999 units : $0.39/unit
3K-9K : 14 days
10K-99K : 35 days
100K-999K : 70 days
1000K and above : 91 days
SGM6603-5.0YN6G/TR
Active
SOT-23-6
6
Yes
YesYesYesMSL3
-40℃ to +85℃
View
View
1-24 units : $1.05/unit
25-99 units : $0.9/unit
100-249 units : $0.75/unit
250-499 units : $0.6/unit
500-999 units : $0.525/unit
1000-9999 units : $0.39/unit
3K-9K : 14 days
10K-99K : 35 days
100K-999K : 70 days
1000K and above : 91 days
SGM6603-ADJYN6G/TR
Active
SOT-23-6
6
Yes
YesYesYesMSL3
-40℃ to +85℃
View
View
1-24 units : $1.05/unit
25-99 units : $0.9/unit
100-249 units : $0.75/unit
250-499 units : $0.6/unit
500-999 units : $0.525/unit
1000-9999 units : $0.39/unit
3K-9K : 14 days
10K-99K : 35 days
100K-999K : 70 days
1000K and above : 91 days

* The unit resale price is for reference purposes only. Please contact our distributors for a formal quotation.

** The lead time provided is for reference purposes only and is subject to change based on different circumstances.

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SG Micro Corp (SGMICRO) specializes in the development, manufacturing and sales of high-performance and high-reliability integrated circuits for analog signal conditioning and system power management, offering innovative solutions to a broad range of applications in the industrial, automotive, communication, computing, consumer electronics, and medical equipment markets.
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