BF421 datasheet, PDF - EEWORLD Datasheet

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BF421: DescriptionSmall Signal Bipolar Transistor, 0.1A I(C), 300V V(BR)CEO, 1-Element, PNP, Silicon, TO-92, PLASTIC PACKAGE-3; CategoryDiscrete semiconductor The transistor; File Size62KB，2 Pages; ManufacturerMicro Commercial Components (MCC)

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BF421 Overview

Small Signal Bipolar Transistor, 0.1A I(C), 300V V(BR)CEO, 1-Element, PNP, Silicon, TO-92, PLASTIC PACKAGE-3

BF421 Parametric

Parameter Name	Attribute value
Is it Rohs certified?	incompatible
Maker	Micro Commercial Components (MCC)
Parts packaging code	TO-92
package instruction	CYLINDRICAL, O-PBCY-T3
Contacts	3
Reach Compliance Code	compliant
ECCN code	EAR99
Is Samacsys	N
Maximum collector current (IC)	0.1 A
Collector-emitter maximum voltage	300 V
Configuration	SINGLE
Minimum DC current gain (hFE)	50
JEDEC-95 code	TO-92
JESD-30 code	O-PBCY-T3
JESD-609 code	e0
Number of components	1
Number of terminals	3
Package body material	PLASTIC/EPOXY
Package shape	ROUND
Package form	CYLINDRICAL
Peak Reflow Temperature (Celsius)	NOT SPECIFIED
Polarity/channel type	PNP
Certification status	Not Qualified
surface mount	NO
Terminal surface	TIN LEAD
Terminal form	THROUGH-HOLE
Terminal location	BOTTOM
Maximum time at peak reflow temperature	NOT SPECIFIED
Transistor component materials	SILICON
Nominal transition frequency (fT)	60 MHz
Base Number Matches	1

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MCC

Micro Commercial Components

omponents

20736 Marilla

Street Chatsworth

!"#

$ % !"#

BF421

BF423

Features

•

Capable of 0.83Watts of Power Dissipation.

Collector-current 0.1A

Collector-base Voltage: BF421 300V

BF423 250V

Operating and storage junction temperature range: -55

C to +150

PNP Silicon

Plastic-Encapsulate

Transistor

TO-92

Case Material: Molded Plastic.

Classification Rating 94V-0

UL Flammability

Marking: Type Number

Electrical Characteristics @ 25 C Unless Otherwise Specified

Symbol

Parameter

Collector-Emitter Breakdown Voltage

=1.0mAdc, I

=0)

BF421

BF423

Collector-Base Breakdown Voltage

=100uAdc, I

=0)

BF421

BF423

Emitter-Base Breakdown Voltage

=100uAdc, I

=0)

Collector Cutoff Current

=200Vdc, I

=0)

Emitter Cutoff C

urrent

=5.0Vdc, I

=0)

DC Current Gain

=25mAdc,V

=20Vdc)

Collector-Emitter Saturation Voltage

=30mAdc, I

=5.0mAdc)

Transition Frequency

=10Vdc, I

=10mA dc, f=100MHz)

Min

Max

Units

OFF CHARACTERISTICS

(BR)CEO

300

250

300

250

5.0

---

0.01

0.05

Vdc

Adc

uAdc

(BR)CBO

(BR)EBO

CBO

EBO

ON CHARACTERISTICS

CE(sat)

---

0.6

---

Vdc

MHz

DIMENSIONS

INCHES

MIN

.170

.550

.010

.130

.010

MIN

4.33

4.30

13.97

0.36

3.30

2.44

B C

DIM

MAX

.190

.590

.020

.160

.104

MAX

4.83

14.97

0.56

3.96

2.64

NOTE

www.mccsemi.com

Revision: 4

1 of 2

2006/05/26

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