2N4857A-E3 Vishay, 2N4857A-E3 Datasheet

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2N4857A-E3

Manufacturer Part Number
2N4857A-E3
Description
Trans JFET N-CH 3-Pin TO-206AA
Manufacturer
Vishay
Datasheet
The 2N4856A/4857A/4858A all-purpose JFET analog
switches offer low on-resistance, low capacitance, good
isolation, and fast switching.
Document Number: 70243
S-04028—Rev. D, 04-Jun-01
D Low On-Resistance: 2N4856A
D Fast Switching—t
D High Off-Isolation—I
D Low Capacitance: 3 pF
D Low Insertion Loss
Number
2N4856A
2N4857A
2N4858A
<25 W
Part
V
–0.8 to –4
–4 to –10
–2 to –6
GS(off)
(V)
ON
: 4 ns
D(off)
: 5 pA
V
Min (V)
(BR)GSS
–40
–40
–40
D Low Error Voltage
D High-Speed Analog Circuit Performance
D Negligible “Off-Error,” Excellent Accuracy
D Good Frequency Response
D Eliminates Additional Buffering
I
DSS
N-Channel JFETs
(mA)
50
20
8
D
Min
S
1
2
TO-206AA
Top View
r
(TO-18)
DS(on)
(W)
25
40
60
Max
Hermetically-sealed TO-206AA (TO-18) packaging allows full
military processing (see Military Information). For similar
products in TO-226AA (TO-92) and SOT-23 packages, see the
J/SST111 series data sheet. For
2N5564/5565/5566 data sheet.
3
G and Case
I
D(off)
(pA)
5
5
5
Typ
2N4856A/4857A/4858A
t
ON
(ns)
4
4
4
Typ
D Analog Switches
D Choppers
D Sample-and-Hold
D Normally “On” Switches
D Current Limiters
Vishay Siliconix
similar duals, see the
www.vishay.com
7-1

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2N4857A-E3 Summary of contents

Page 1

... Part V V GS(off) (BR)GSS Number (V) Min (V) 2N4856A –4 to –10 –40 2N4857A –2 to –6 –40 2N4858A –0.8 to –4 –40 D Low On-Resistance: 2N4856A < Fast Switching— High Off-Isolation— D(off) D Low Capacitance Low Insertion Loss The 2N4856A/4857A/4858A all-purpose JFET analog switches offer low on-resistance, low capacitance, good isolation, and fast switching ...

Page 2

... kHz GSH 2 See Switching Circuit See Switching Circuit –55 to 200_C > 25_C C Limits 2N4856A 2N4857A 2N4858A a Min Max Min Max Min Max Unit –40 –40 –40 –4 –10 –2 –6 –0 100 8 –250 –250 – ...

Page 3

... 105 125 – 2N4856A/4857A/4858A Vishay Siliconix On-Resistance vs. Drain Current T = 25_C –2 V GS(off) –4 V – – Drain Current (mA) D Turn-On Switching t approximately independent ...

Page 4

... Vishay Siliconix Noise Voltage vs. Frequency 100 100 – Frequency (Hz) Gate Leakage Current 125_C 100 25_C 0 – Drain-Gate Voltage (V) DG Common-Gate Forward Admittance ...

Page 5

... Frequency (MHz) Output Characteristics –4 V GS(off 0.2 0.4 0.6 V – Drain-Source Voltage (V) DS 2N4856A 2N4857A V –10 V –6 V GS(L) 464 W 953 D(on) *Non-inductive Rise Time < Rise Time 0.4 ns Fall Time < Input Resistance 10 MW Pulse Width 100 ns Input Capacitance 1.5 pF ...

Page 6

... Information contained herein is intended to provide a product description only. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right ...

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