BF543E7810, BF545A, BF545B Selling Leads, Datasheet
MFG:Infindeon Package Cooled:Sot-23 D/C:09+
BF543E7810, BF545A, BF545B Datasheet download
Part Number: BF543E7810
MFG: Infindeon
Package Cooled: Sot-23
D/C: 09+
BF543E7810, BF545A, BF545B
- Table of contents:
Info of BF543E7810
Info of BF545A
Info of BF545B
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About BF502
PDF/DataSheet Download
Datasheet: BF502
File Size: 36050 KB
Manufacturer: SIEMENS [Siemens Semiconductor Group]
Download : Click here to Download
About BF545A
PDF/DataSheet Download
Datasheet: BF545A
File Size: 102521 KB
Manufacturer: PHILIPS [Philips Semiconductors]
Download : Click here to Download
About BF545B
PDF/DataSheet Download
Datasheet: BF545B
File Size: 102521 KB
Manufacturer: PHILIPS [Philips Semiconductors]
Download : Click here to Download
BF545A General Description
N-channel symmetrical silicon junction field-effect transistors in a SOT23 package.
BF545A Maximum Ratings
| SYMBOL | PARAMETER | CONDITIONS | MIN. | MAX. | UNIT |
| VDS | drain-source voltage | - | ±30 | V | |
| VGSO | gate-source voltage | open drain | - | −30 | V |
| VGDO | gate-drain voltage (DC) | open source | - | −30 | V |
| IG | forward gate current (DC) | - | 10 | mA | |
| Ptot | total power dissipation | up to Tamb =25 ; note 1 | - | 250 | mW |
| Tstg | storage temperature | −65 | 150 | ||
| Tj | operating junction temperature | - | 150 |
1. Device mounted on an FR4 printed-circuit board, maximum lead length 4 mm; mounting pad for the drain
lead 10 mm2
BF545A Features
• Low leakage level (typ. 500 fA)
• High gain
• Low cut-off voltage (max. 2.2 V for BF545A).
• High gain
• Low cut-off voltage (max. 2.2 V for BF545A).
BF545A Typical Application
• Impedance converters in e.g. electret microphones and infra-red detectors
• VHF amplifiers in oscillators and mixers.
• VHF amplifiers in oscillators and mixers.
BF545A Connection Diagram
BF545B General Description
N-channel symmetrical silicon junction field-effect transistors in a SOT23 package.
BF545B Maximum Ratings
| SYMBOL | PARAMETER | CONDITIONS | MIN. | MAX. | UNIT |
| VDS | drain-source voltage | - | ±30 | V | |
| VGSO | gate-source voltage | open drain | - | −30 | V |
| VGDO | gate-drain voltage (DC) | open source | - | −30 | V |
| IG | forward gate current (DC) | - | 10 | mA | |
| Ptot | total power dissipation | up to Tamb =25 ; note 1 | - | 250 | mW |
| Tstg | storage temperature | −65 | 150 | ||
| Tj | operating junction temperature | - | 150 |
1. Device mounted on an FR4 printed-circuit board, maximum lead length 4 mm; mounting pad for the drain
lead 10 mm2
BF545B Features
• Low leakage level (typ. 500 fA)
• High gain
• Low cut-off voltage (max. 2.2 V for BF545A).
• High gain
• Low cut-off voltage (max. 2.2 V for BF545A).
BF545B Typical Application
• Impedance converters in e.g. electret microphones and infra-red detectors
• VHF amplifiers in oscillators and mixers.
• VHF amplifiers in oscillators and mixers.
BF545B Connection Diagram
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