Automotive, 1A LDO With Power-Good in Small Wettable Flank Packages, SGM2084Q Replace TPS746-Q1.
SGM2084Q
SGM2084Q.pdf
SGM2084Q.pdfFEATURES
• AEC-Q100 Qualified for Automotive Applications
Device Temperature Grade 1 TA = -40℃ to +125℃
• Operating Input Voltage Range: 1.5V to 5.5V
• Fixed Output from 0.8V to 4.2V
• Adjustable Output from 0.55V to 5.0V
• 1A Output Current
• Output Voltage Accuracy: ±1% at +25℃
• Quiescent Current: 85μA (TYP)
• Low Dropout Voltage:
165mV (TYP) at 1A, VOUT = 5V
• Current Limiting and Thermal Protection
• Excellent Load and Line Transient Responses
• With Output Automatic Discharge
• UVLO with Hysteresis
• Support Power-Good Indicator Function
• Stable with Small Case Size Ceramic Capacitors
• -40℃ to +125℃ Operating Temperature Range
• Available in Green TDFN-2×2-6DL and
TDFN-3×3-8KL Packages
PIN CONFIGUTION
优势替代
FEATURES
• AEC-Q100 qualified for automotive applications:
– Temperature grade 1: –40°C to +125°C, TA
• Device operating junction temperature range:
– –40°C to +150°C
• Package:
– 2mm × 2mm wettable flank WSON
– 3mm × 3mm wettable flank VSON
• Input voltage range: 1.5V to 6.0V
• Output voltage range:
– Fixed option: 0.65V to 5.0V
– Adjustable option: 0.55V to 5.5V
• High PSRR: 38dB at 100kHz
• Output accuracy: ±0.85% typical, ±1.5% maximum
• Power-good output options:
– Open-drain or push-pull
• Ultra-low dropout:
– 265mV (max) at 1A (3.3VOUT)
• Stable with a 1µF or larger capacitor
• Low IQ: 25μA (typical)
• Active output discharge
• Functional Safety-Capable
– Documentation available to aid functional safety
system design
• Low thermal resistance:
– DRV (6-pin WSON), RθJA = 80.3°C/W
– DRB (8-pin VSON), RθJA = 55.5°C/W
PIN CONFIGUTION
