U444, U4443B, U445 Selling Leads, Datasheet
MFG:ST Package Cooled:QFN D/C:08+
U444, U4443B, U445
- Table of contents:
Info of U444
Info of U4443B
Info of U445
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About U444
PDF/DataSheet Download
Datasheet: U444
File Size: 26405 KB
Manufacturer: CALOGIC [Calogic, LLC]
Download : Click here to Download
About U440
PDF/DataSheet Download
Datasheet: U440
File Size: 231468 KB
Manufacturer: LINEAR [Linear Integrated Systems]
Download : Click here to Download
About U4454B
PDF/DataSheet Download
Datasheet: U4454B
File Size: 109700 KB
Manufacturer: TEMIC [TEMIC Semiconductors]
Download : Click here to Download
U444 General Description
The U443 Series is an N-Channel Monolithic Dual JFET designed for high speed amplifier circuits. Featuring high gain
( > 6 mS typical), low leakage (< 1pA typical) and low noise this device is an excellent choice for high performance test
and measurement, wideband amplifiers and VHF/UHF circuits.
U444 Maximum Ratings
| Parameter/Test Condition |
Symbol |
Limit |
Unti |
| Gate-Drain Voltage |
VGD |
-25 |
V |
| Gate-Source Voltage |
VGS |
-25 |
V |
| Gate-Gate Voltage |
VGG |
±50 |
V |
| Forward Gate Current |
IG |
50 |
mA |
| Power Dissipation (per side) (total) |
PD |
367 500 |
mW mW |
| Power Derating (per side) (total) |
3 |
mW/ mW/ | |
| Operating Junction Temperature |
TJ |
-55 to 150 |
|
| Storage Temperature |
Tstg |
-65 to 200 |
|
| Lead Temperature (1/16" from case for 10 seconds) |
TL |
300 |
U444 Features
· High Gain . . . . . . . . . . . . . . . . . . . . . . . gfs > 6 mS typical
· Low Leakage . . . . . . . . . . . . . . . . . . . . . . IG < 1pA typical
· Low Noise
U444 Typical Application
· Differential Wideband Amplifiers
· VHF/UHF Amplifiers
· Test and Measurement
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