TUSB1210 datasheet(57/72 Pages) TI2

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8.3 External Components

Table 8-3. TUSB1210 External Components

FUNCTION

COMPONENT

REFERENCE

VALUE

NOTE

LINK

VDDIO

Capacitor

CVDDIO

100 nF

Suggested value, application

dependent

Figure 8-1

VDD33

Capacitor

CVDD33

2.2 μF

Range: [0.45 μF: 6.5 μF] ,

ESR = [0: 600 mΩ] for f> 10 kHz

Figure 8-1

VDD15

Capacitor

CVDD15

2.2 μF

Range: [0.45 μF: 6.5 μF] ,

ESR = [0: 600 mΩ] for f> 10 kHz

Figure 8-1

VDD18

Capacitor

Ext 1.8V supply

100 nF

Suggested value, application

dependent

Figure 8-1

CVDD18

VBAT

Capacitor

CBYP

100 nF(1)

Range: [0.45 μF: 6.5 μF] ,

ESR = [0: 600 mΩ] for f> 10 kHz

Figure 8-1

VBUS

Capacitor

CVBUS

See Table 8-4

Place close to USB connector

Figure 8-1

(1)

Recommended value but 2.2 µF may be sufficient in some applications

Table 8-4. TUSB1210 VBUS Capacitors

FUNCTION

COMPONENT

REFERENCE

VALUE

NOTE

LINK

VBUS – HOST

Capacitor

CVBUS

>120 μF

Figure 8-1

VBUS – DEVICE

Capacitor

CVBUS

4.7 μF

Range: 1.0 μF to 10.0 μF

Figure 8-1

VBUS – OTG

Capacitor

CVBUS

4.7 μF

Range: 1.0 μF to 6.5 μF

Figure 8-1

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TUSB1210

SLLSE09J – NOVEMBER 2009 – REVISED JULY 2021

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