2N4857 datasheet, PDF - EEWORLD Datasheet

Datasheet> All Categories > Discrete semiconductor> The transistor> 2N4857

2N4857: DescriptionSmall Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-18, TO-18, 3 PIN; CategoryDiscrete semiconductor The transistor; File Size93KB，1 Pages; ManufacturerAdvanced Semiconductor, Inc.

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2N4857 Overview

Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-18, TO-18, 3 PIN

2N4857 Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Maker	Advanced Semiconductor, Inc.
Parts packaging code	BCY
package instruction	CYLINDRICAL, O-MBCY-W3
Contacts	3
Reach Compliance Code	unknow
FET technology	JUNCTION
JEDEC-95 code	TO-18
JESD-30 code	O-MBCY-W3
JESD-609 code	e0
Number of components	1
Number of terminals	3
Operating mode	DEPLETION MODE
Maximum operating temperature	200 °C
Package body material	METAL
Package shape	ROUND
Package form	CYLINDRICAL
Peak Reflow Temperature (Celsius)	NOT SPECIFIED
Polarity/channel type	N-CHANNEL
Maximum power dissipation(Abs)	0.36 W
Certification status	Not Qualified
surface mount	NO
Terminal surface	Tin/Lead (Sn/Pb)
Terminal form	WIRE
Terminal location	BOTTOM
Maximum time at peak reflow temperature	NOT SPECIFIED
Transistor component materials	SILICON
Base Number Matches	1

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JUNCTION FET

Item

Number

Part Number

Manufacturer

V(BR)GSS

(V)

IDSS

(A)

9f.

Min (S) Max

VGS(Off)

Max

(V)

IGSS

Max

(A)

lsa

Max

(F)

Max

(W)

Derate

(WrC)

p•

Max

eC)

Package

Style

N-Channel JFETs,

(Cont'd)

PN4393

PN4393-18

2N5549

ITE4392

KE4392

MPF3971

PMBF4392

SMP3971

SOR4392 (A)

S04392

S04392R

TMPF3971

TP3971

2N3971

2N4094

2N4392

BSR58

KE4858

MPF4093

PN4858

TMPF4858

TMPF4858A

TP4858

TP4858A

2N4858

BSR57

F~4392

~~~~:~~~

See Index

Siliconix

See Index

GE/lntersii

Natl Semi

Semi Inc

Swampscott

Natl Semi

Motorola

Telefunken

pnlllpsclec

AmperexElec

Interfet

ThmsnCSFEFC

SprgueElec

Interfet

See Index

~nmso,"!::;eml

60m

75m

3.0

6.0m

15m

5.0

1.0n

250p

lOOp

1.0n

1.{ln

1.0n

O.ln

LOn

1.0n

LOn

300p

j~~

75m

~:g

5.0

~~:g~:

~~~:~~~A

KE4857

PN4392

PN4392-18

PN4857

SMP4392

SMP4857

TMPF4392

TMPF4857

TMPF4857A

TP4392

TP4857

TP4857A

2N4857

2N4857A

2N5158

ITE4391

KE4391

PMBF4391

PN4391

t'N4391

PN4391

PN4391-18

SMP3970

SMP4391

SOR4391 (A)

S04391

TMPF3970

TMPF4391

TP3970

TP4391

2N3970

2N4391

2N5159

TP4093

C6690

2N3824

Space Power

Diode Trans

See Index

Swampscott

Natl Semi

Motorola

Natl Semi

CentralSemi

Intenet

Interfet

SprgueElec

Interfet

SprgueElec

Interfet

See Index

Siliconlx

Natl Semi

CentralSemi

Siliconix

CentralSemi

Natl Semi

Interfet

Intenet

SprgueElec

Interfet

SprgueElec

Interfet

SprgueElec

Interfet

~eelndex

14p

8.0p

14p

25p

14p

25p

26p

25p

32p

14p

5.0p

18p

16p

18p

lOp

18p

lOp

18p

lOp

18p

5.0p

14p

18p

14p

18p

l8p

16p

18p

1UP

16p

18p

lOp

16p

18p

lOp

18p

lOp

50p

14p

25p

16p

26p

25p

16p

25p

16p

25p

l4p

50p

16p

5.0p

6.0p

7.0p

6.0p

5.0p

lOp

360m

350m

250m

2!>Um

250m

200m

3.2m

2.4m

3.0m

3.5m

135

200 S

150

125 S

135

175

TO-92

TO-18

TO-92

TO-l06

TO-92

SOT-23

TO-236AB

TO-236

TO-92

TO-18

g~j

1.6m

150

~gt~~

1.8

225m

360m

j~~

75m

80m

5.0

4.0

5.0

4.0

6.0

lOOp

1.0n

250p

LOn

1.0n

250p

1.0n

lOOp

1.0n

250p

1.0n

LOn

l.\?n

LOn

1.0n

LOn

1.0n

250p

1.0n

lOOp

1.0n

LOn

1.()n

1.0n

O.ln

1.0n

LOn

1.0n

300p

lOOp

LOn

1.0n

lOOp

400p

lOOp

40p

1.0n

~~~

1.,:,

10m

1.8m

200 S

~gg ~

200 S

200

150

135

+g:~g

TO-18

SOT-23

TO-l06

TO-92

TO-236

TO-92

TO-18

SOT-23

~g~

80m

100m

~~g

350m

150

+g:~~~~g

360m

225m

360m

6.g

5.0

6.0

5.0

6.0

t5.\?

5.0

6.0

5.0

6.0

8.0

36J~

2.0m

1.8m

10m

200

150

200 ::;

3.2m

135

150

fg:rra-

TO-92

TO-236AB

~gg~

100m

150m

350m

~~g

150

+g:~~~AB

TO-236

TO-92

TO-46

TO-92

TO-l06

SOT-23

TO-92

TO-236AB

TO-236

TO-92

TO-18

TO-46

TO-92

TO-18

TO-72

See Index

Natl Semi

GEllntersii

Natl Semi

PhilipsElec

AmperexElec

Telefunken

CentralSemi

Natl ::;eml

Siliconix

Interfet

ThmsnCSFEFC

SprgueElec

Interfet

:;:)prgue~lec

~~g~

400m

360m

350m

250m

360m

3t5Um

360m

200m

350m

2.0m

2.3m

3.0m

3.5m

~gg

200 S

150

125 S

175

fg:~~

~~g~

150m

3.2m

1.6m

135

150

+g:~~

150

+~~~~~

~~~~~:Lt'

2N3935

MPF3821

2N3454

2N3457

2N3068

SprgueElec

Interfet

See Index

Interfet

SprgueElec

TeledynCrys

See Index

::;emelab

See Index

Motorola

See Index

~~g~

150m

200m

8.0

3.0

5.0

8.0

300u

1.5m

l00u

150u

200u

900u

4.5m

600u

1.0m

3.0

4.0

2.5

+g:~~

1.8

400m

10m

2.3m

200 S

200

200 S

200

200 S

500n

250u

300m

3uum

250m

310m

300m

2.0m

1.7m

2.0m

1.7m

107m

1.7m

~gg ~

200 S

135

200 C

+g:j~

TO-71

TO-226AA

TO-72

TO-18

2N4857 Related Products

	2N4857	2N4392	2N4857A	2N4858	2N3971	2N4391
Description	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-18, TO-18, 3 PIN	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-18, TO-18, 3 PIN	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-18, TO-18, 3 PIN	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-18, TO-18, 3 PIN	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-18, TO-18, 3 PIN	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-18, TO-18, 3 PIN
Parts packaging code	BCY	BCY	BCY	BCY	BCY	BCY
package instruction	CYLINDRICAL, O-MBCY-W3	CYLINDRICAL, O-MBCY-W3	CYLINDRICAL, O-MBCY-W3	CYLINDRICAL, O-MBCY-W3	CYLINDRICAL, O-MBCY-W3	CYLINDRICAL, O-MBCY-W3
Contacts	3	3	3	3	3	3
Reach Compliance Code	unknow	unknow	unknow	unknow	unknow	unknow
FET technology	JUNCTION	JUNCTION	JUNCTION	JUNCTION	JUNCTION	JUNCTION
JEDEC-95 code	TO-18	TO-18	TO-18	TO-18	TO-18	TO-18
JESD-30 code	O-MBCY-W3	O-MBCY-W3	O-MBCY-W3	O-MBCY-W3	O-MBCY-W3	O-MBCY-W3
Number of components	1	1	1	1	1	1
Number of terminals	3	3	3	3	3	3
Operating mode	DEPLETION MODE	DEPLETION MODE	DEPLETION MODE	DEPLETION MODE	DEPLETION MODE	DEPLETION MODE
Maximum operating temperature	200 °C	200 °C	200 °C	200 °C	200 °C	200 °C
Package body material	METAL	METAL	METAL	METAL	METAL	METAL
Package shape	ROUND	ROUND	ROUND	ROUND	ROUND	ROUND
Package form	CYLINDRICAL	CYLINDRICAL	CYLINDRICAL	CYLINDRICAL	CYLINDRICAL	CYLINDRICAL
Polarity/channel type	N-CHANNEL	N-CHANNEL	N-CHANNEL	N-CHANNEL	N-CHANNEL	N-CHANNEL
Maximum power dissipation(Abs)	0.36 W	1.8 W	0.36 W	0.36 W	1.8 W	1.8 W
Certification status	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified
surface mount	NO	NO	NO	NO	NO	NO
Terminal form	WIRE	WIRE	WIRE	WIRE	WIRE	WIRE
Terminal location	BOTTOM	BOTTOM	BOTTOM	BOTTOM	BOTTOM	BOTTOM
Transistor component materials	SILICON	SILICON	SILICON	SILICON	SILICON	SILICON
Base Number Matches	1	1	1	1	1	1
Is it lead-free?	Contains lead	Contains lead	-	Contains lead	Contains lead	Contains lead
Is it Rohs certified?	incompatible	incompatible	-	incompatible	incompatible	incompatible
JESD-609 code	e0	e0	-	e0	e0	e0
Peak Reflow Temperature (Celsius)	NOT SPECIFIED	NOT SPECIFIED	-	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED
Terminal surface	Tin/Lead (Sn/Pb)	Tin/Lead (Sn/Pb)	-	Tin/Lead (Sn/Pb)	Tin/Lead (Sn/Pb)	Tin/Lead (Sn/Pb)
Maximum time at peak reflow temperature	NOT SPECIFIED	NOT SPECIFIED	-	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED

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