SGM2079xQ
自動車グレードAutomotive, 1A, Low Noise, Wide Bandwidth, High PSRR, Low Dropout Linear Regulator
The SGM2079xQ is a low noise, high PSRR, low dropout voltage linear regulator. It is capable of supplying 1A output current with typical dropout voltage of only 130mV. The operating input voltage range is from 2.2V to 5.5V and output voltage range is from 0.8V to 5.0V.
Other features include logic-controlled shutdown mode, short-circuit current limit and thermal shutdown protection. The SGM2079xQ has automatic discharge function to quickly discharge VOUT in the disabled status.
This device is AEC-Q100 qualified (Automotive Electronics Council (AEC) standard Q100 Grade 1) and it is suitable for automotive applications.
The SGM2079xQ is available in a Green TDFN-3×3-8JL package. It operates over an operating temperature range of -40℃ to +125℃.
- AEC-Q100 Qualified for Automotive Applications
Device Temperature Grade 1
TA = -40℃ to +125℃ - Operating Input Voltage: 2.2V to 5.5V
- Enable Pin Accept Voltages Higher than the Supply Voltage and up to 5.5V
- Adjustable Output Voltage: 0.8V to 5V
- Output Voltage Accuracy: ±2% at +25℃
- Low Dropout Voltage: 130mV (TYP) at 1A
- Low Noise at VOUT(NOM) = 1.1V (10Hz to 100kHz): 18μVRMS (TYP)
- Power Supply Rejection Ratio at VOUT(NOM) = 1.1V:
74dB (TYP) at 1kHz
66dB (TYP) at 10kHz
42dB (TYP) at 1MHz - Current Limiting and Thermal Protection
- Excellent Load and Line Transient Responses
- With Output Automatic Discharge
- Stable with Small Case Size Ceramic Capacitors
- -40℃ to +125℃ Operating Temperature Range
- Available in a Green TDFN-3×3-8JL Package
Automotive Applications
PLL/VCO/RF Circuit
Audio Equipment
