Nexperia

PUSB3F99

ESD protection for ultra high-speed interfaces

PUSB3F99

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© Nexperia B.V. 2017. All rights reserved.

Product data sheet

Rev. 1 — 15 December 2017

4 / 12

6.1

aaa-009367

-6

-10

-2

2

Sdd21

(dB)

-14

f (MHz)

106

1010

109

107

108

differential mode

Figure 1. Insertion loss; typical values

VI (V)

0

5

4

2

3

1

aaa-009368

0.4

0.8

1.2

a

0

Figure 2. Relative capacitance as a function of input

voltage; typical values

aaa-009369

-40

-20

0

Sdd21

(dB)

-60

f (MHz)

106

1010

109

107

108

Sdd21 normalized to 100 Ω;differential pairs CH1/CH2

versus CH3/CH4

Figure 3. Crosstalk; typical values

t (ns)

40.0

42.0

41.5

40.5

41.0

aaa-009370

100

90

110

120

Zdif

(Ω)

80

(1)

(2)

tr = 200 ps; differential pair CH1 + CH2

(1) PUSB3F99 on reference board

(2) Reference board without device under test (DUT)

Figure 4. Differential Time Domain Reflectometer (TDR)

plot; typical values