高精度低壓差線性穩(wěn)壓器SGM2021系列
產品型號：SGM2021-3.1YN3G/TR
產品展商：
簡單介紹
SGM2021是一款低功耗、低噪聲、低壓差射頻線性穩(wěn)壓器。它能夠提供300mA的輸出電流，典型的壓降電壓只有270mV。工作輸入電壓范圍為2.5V至5.5V。固定輸出電壓范圍為0.9V至5.0V。
其他功能包括輸出電流限制和熱關機保護。
SGM2020適用于需要低噪音和低電源的應用，如MP3播放器、掌上電腦等。
SGM2021采用綠色SOT-23-3封裝。其工作溫度范圍為-40℃至+85℃。
詳情介紹
SGM2021
Low Power, Low Dropout, Linear Regulator
Low Power, Low Dropout, Linear Regulator
產品信息樣片
GENERAL DESCRIPTION
The SGM2021 is a low power, low noise and low dropout voltage RF linear regulator. It is capable of supplying 300mA output current with typical dropout voltage of only 270mV. The operating input voltage range is from 2.5V to 5.5V. The fixed output voltage range is from 0.9V to 5.0V.
Other features include output current limit and thermal shutdown protection.
The SGM2020 is suitable for application which needs low noise and low power supply, such as MP3 players, palmtop computers, etc.
The SGM2021 is available in a Green SOT-23-3 package. It operates over an operating temperature range of -40℃ to +85℃.
PIN CONFIGURATIONS
FEATURES
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Operating Input Voltage Range: 2.5V to 5.5V
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Fixed Output Voltages: 0.9V, 1.2V, 1.3V, 1.5V, 1.8V, 2.1V, 2.5V, 2.6V, 2.7V, 2.8V, 2.85V, 2.9V, 3.0V, 3.1V, 3.2V, 3.3V, 3.6V, 4.2V and 5.0V
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Output Voltage Accuracy: ±2.5% at +25℃
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Low Output Noise: 140μVRMS (TYP)
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Low Dropout Voltage: 270mV (TYP) at 300mA
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High PSRR: 69dB (TYP) at 100Hz
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Low No Load Supply Current: 120μA (TYP)
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Thermal Shutdown Protection
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Output Current Limit
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-40℃ to +85℃ Operating Temperature Range
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Available in a Green SOT-23-3 Package
APPLICATIONS
Modems
MP3 Players
Cellular Telephones
PCMCIA Cards
Palmtop Computers
Portable Electronics
ORDERING INFORMATION
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Part Number
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Status
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Package
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Pins
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Pb-Free
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Temp Range
|
|
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SGM2021-0.9YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-1.2YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-1.3YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-1.5YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-1.8YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-2.1YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-2.5YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-2.6YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-2.7YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-2.8YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-2.85YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-2.9YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-3.0YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-3.1YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-3.2YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-3.3YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-3.6YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-4.2YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
|
SGM2021-5.0YN3G/TR
|
Production
|
SOT-23-3
|
3
|
Y
|
-40℃ to +85℃
|
Samples
|
