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Precision Voltage Supervisor with Programmable Window Watchdog Timer, SGM850Q Replace TPS3850-Q1.
FEATURES
? AEC-Q100 Qualified for Automotive Applications
  Device Temperature Grade 1
  TA = -40℃ to +125℃
? Functional Safety
  Available Documentation in the Design of
  Functional Safety Systems
? High Threshold Accuracy: 1.4% (MAX)
? Precision Over-Voltage and Under-Voltage
  Monitoring:
    Voltage Rails from 0.4V to 5.0V
    Fault Windows Threshold: ±4% for
   SGM850A-xQ and ±7% for SGM850B-xQ
   0.7% Hysteresis
? Factory-Programmed Precision Watchdog and
  Reset Timers:
   ±15% Accurate Watchdog and Reset Delays
? Watchdog Disable Feature
? Adjustable Watchdog Timeout Period
? Adjustable Reset Delay
? Operating Voltage Range: 1.6V to 6.5V
? Low Supply Current: 9μA (TYP)
? Active-Low, Open-Drain Outputs
? Available in a Green Small TDFN-3×3-10BL Package
PIN CONFIGUTION
優勢替代
TPS3850-Q1 TPS3850-Q1.pdf

No.14030

FEATURES

?AEC-Q100 Qualified with the following results:

Device temperature grade 1: –40°C to 125°C ambient 

        operating temperature range

Device HBM ESD classification level 2

Device CDM ESD classification level C4B

?Functional Safety-capable

Documentation available to aid functional safety 

  system design

?Input voltage range: VDD = 1.6 V to 6.5 V

?0.8% Voltage threshold accuracy (Maximum)

?Low supply current: IDD = 10 μA (typical)

?User-programmable watchdog timeout

?User-programmable reset delay

?Factory programmed precision watchdog and reset timers

?Open-drain outputs

?Precision over- and undervoltage monitoring:

Supports common rails from 0.9 V to 5.0 V

4% and 7% Fault windows available

0.5% Hysteresis

?Watchdog disable feature

?Available in a small 3-mm × 3-mm, 10-Pin VSON package



PIN CONFIGUTION
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