NXP Semiconductors

Product specification

Band-switching diode

BA891

FEATURES

• Ultra small plastic SMD package

• Low diode capacitance: max. 1.05 pF

• Low diode forward resistance: max. 0.7 Ω

• Small inductance.

APPLICATIONS

• Low loss band-switching in VHF television tuners

• Surface mount band-switching circuits.

DESCRIPTION

The BA891 is a planar high performance band-switching

diode in the ultra small SOD523 SMD plastic package.

MARKING

PINNING

TYPE NUMBER

MARKING CODE

BA891

7

PIN

DESCRIPTION

1

cathode

2

anode

handbook, halfpage

12



Top view

MAM405

The marking band indicates the cathode.

Fig.1 Simplified outline (SOD523) and symbol.

LIMITING VALUES

In accordance with the Absolute Maximum Rating System (IEC 60134).

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

continuous reverse voltage

−

35

V

continuous forward current

−

100

mA

total power dissipation

−

715

mW

storage temperature

−65

+150

°C

junction temperature

−65

+150

°C

Rev. 04 - 8 January 2008

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