BUF602IDBVT datasheet(18/22 Pages) TI

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INPUT AND ESD PROTECTION

External

−V

Internal

Circuitry

BUF602

SBOS339 – OCTOBER 2005

These diodes provide moderate protection to input

overdrive voltages above the supplies as well. The

The BUF602 is built using a very high-speed

protection

diodes

can

typically

support

30mA

complementary bipolar process. The internal junction

continuous

current.

Where

higher

currents

are

breakdown voltages are relatively low for these very

possible (for example, in systems with

±15V supply

small geometry devices. These breakdowns are

parts driving into the BUF602), current-limiting series

reflected in the Absolute Maximum Ratings table. All

resistors should be added into the two inputs. Keep

device pins are protected with internal ESD protection

these resistor values as low as possible since high

diodes to the power supplies as shown in Figure 34.

values

degrade

both

noise

performance

and

frequency response.

Figure 34. Internal ESD Protection

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