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Audio & Video ICs
NJW1280

High Capacitance Piezo-sounder Driver with charge pump

Features
  • Operating Voltage (+2.0 to +5.5V)
  • Consumption Current (Active) (
    IDD11=3.5mA typ. (VDD=3V, FIN=4kHz))
  • Consumption Current (Shutdown) (
    ISD1=0.5µA max.(VDD=3V, IN=0V))
  • High Capacitance Driving (30nF typ.)
  • Differential Output (30VPP max. (VDD=5V))
  • Charge pump Circuit (3 times)
  • Input Signal Detector & Auto Shutdown Control
  • Operating Temperature (-40 to +105°C)
  • Bi-CMOS Technology
  • Package Outline (EQFN16-G2, MSOP10(TVSP10))
General Description
The NJW1280 is a switching driver with charge pump for high capacitance piezo-sounder. It can drive outputs up to 30VPP from 5V supply. Because the NJW1280 has the shutdown function, it is suitable for the battery application.
Applications
  • Fire Alarm
  • Smoke Detector
  • Security Alarm
Package Information
Part Number Package OutlinePinsMaterial Declaration (RoHS/Halogen)Terminal FinishWeight(mg) (Reference)Reflow solderingFlow solderingIron solderingPacking ConditionMSLSolder Foot Print
NJW1280MG2download
EQFN16-G2
16-Sn2Bi6.5Yes--Non dry pack1
NJW1280RB2download
MSOP10(TVSP10)
10-Sn2Bi19YesYesYesNon dry pack1
Sample & Buy
Part NumberPackagesStatusPacking SpecificationSample  Buy   
NJW1280MG2EQFN16-G2(Active)
NJW1280RB2MSOP10(TVSP10)(Active)
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