Philips Semiconductors
Quadruple ESD transient voltage suppressor
Product specification
BZA420A
10
handbook, halfpage
IZSM
(A)
1
MDA197
10−1
10−1
1
10
tp (ms)
Fig.2 Maximum non-repetitive peak reverse
current as a function of pulse time.
1000
handbook, halfpage
Ptot
(mW)
800
600
400
200
0
0
50
MDA198
100
150 Ts (oC) 200
All diodes loaded.
Fig.3 Power derating curve.
102
handbook, halfpage
PZSM
(W)
10
MDA199
1
10−1
1
10
tp (ms)
PZSM = VZSM × IZSM.
VZSM is the non-repetitive peak reverse voltage at IZSM.
Fig.4 Maximum non-repetitive peak reverse
power dissipation as a function of pulse
duration (square pulse).
1999 May 20
handbook,5h0alfpage
Cd
(pF)
40
30
20
10
0
0
5
MDA200
10
15
VR (V)
Tj = 25 °C; f = 1 MHz.
Fig.5 Diode capacitance as a function of reverse
voltage; typical values.
4