STMicroelectronics Dual, 24V Zener Diode SMT 14-Pin TSSOP

2 channel topology: low side input with common ground
Wide range input DC voltage:
VI= - 0.3 to 30 V with RI= 0 Ω
VI= - 30 to 35 V with RI= 750 Ω
Current limiter:
3 to 7.5 mA programmable reference
ILIM= 6.1 mA to 8.8 mA with RREF= 10 kΩ
ILIM= 2.8 mA to 4.3 mA with RREF= 22 kΩ
Narrow limiter spread: < 17%
Temperature compensated operation
Output drive:
No output activation below 2 mA input
1.5 mA minimum output activating current in optocoupler mode
Programmable CMOS output mode option (VMOD> 2.9 V)
LED drive for sensor status: 4.4 mA typical with RREF= 10 kΩ
Input protection (RI= 750 Ω CIN= 22 nF)
In contact, ± 8 kV, in air, ± 15 kV
Criteria B: temporary disruption
± 500 V with 42 Ω series resistor in differential mode
Criteria B: temporary disruption
± 4 kV peak voltage, 5 kHz repetitive rate
Criteria A: fully functional
10 VRMS
Criteria A: fully functional
Input protection against -30 V reverse polarity
Ambient temperature: -25 to 85 °C
Benefits
Compatible operation with 2 and 3 wires proximity sensor
Flexible configuration driving either opto- coupler, or CMOS bus controller input, or 12 V AS-Interface network
Reduced overall dissipation
Enhanced functional reliability
Compact with high integration
Surface mount package for highly automated assembly
Insensitive to the on-state sensor impedance

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