Alarm circuit

Example of output circuit to alarm

Alarm circuit

Lineup

TVS diode

Part number DF2B29FU DF2S23P2FU DF2S23P2CTC
Package SOD-323 (USC) SOD-963 (CST2C)
VESD [kV] ±25 ±30
VRWM (Max) [V] ±24 21
Ct (Typ.) [pF] 9 160
RDYN (Typ.) [Ω] 1.1 0.13

TVS diode

Switching diode

Part number 1SS181 1SS184 1SS352 1SS387 1SS302A
Package S-Mini USC ESC USM
IO (Max) [mA 100 100 100 100 100
VR (Max) [V] 80 80 80 80 80

Switching diode

Photorelay

Part number TLP170AM TLP171A TLP240A TLP241B
Package 4pin SO6 2.54 SOP4 DIP4
ION (Max) [A] 0.7 0.4 0.5 2.0
VOFF (Max) [V] 60 60 60 100
RON (Max) [Ω] 0.3 2 2 0.2
IFT (Max) [mA] 1 0.2 3 3
BVS (Min) [Vrms] 3750 1500 5000 5000

Photorelay

Small signal MOSFET

Part number SSM3K15ACTC SSM3K16CTC SSM3K35AFS SSM3K35AMFV
Package CST3C SSM VESM
Polarity N-ch N-ch N-ch N-ch
VDSS [V] 30 20 20 20
ID [mA] 100 200 250 250
RDS(ON) (Max) [Ω] @VGS = 2.5 V 6 3 1.6 1.6

Small signal MOSFET

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