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The PT7M7436/37/38 are dual-level battery monitors with internal hysteresis. These devices are offered with dual low-battery output indicators which can be used to indicate three battery conditions: good (operate system in normal mode), weak (operate system in low-power mode), or empty (disable the system).
User-Adjustable Low/High Thresholds with 585mV/615mV Internal Reference
Low Current (1.5μA typ)
Dual Low-Battery Outputs
Push-Pull active low, Open-Drain active low and Open-Drain active high output options
90ms Minimum LBOA/LBOL Timeout Period
Immune to Short Battery Voltage Transients
-40°C to + 85°C Operating Temperature Range
Monitoring lithiumion (Li+ ) cells or multicell alkaline/ NiCd/ NiMH power supplies.