BC857BQ-7-F - DIODES Incorporated

BC856A – BC858C

Document Number: DS112072 Rev. 22 - 2

1 of 7

www.diodes.com

Feb. 2013

BC856A-BC858C

PNP SURFACE MOUNT SMALL SIGNAL TRANSISTOR IN SOT23

Features

 Ideally Suited for Automatic Insertion

 Complementary NPN Types Available (BC846 – BC848)

 For switching and AF Amplifier Applications

 Totally Lead-Free & Fully RoHS compliant (Notes 1 & 2)

 Halogen and Antimony Free. "Green" Device (Note 3)

 Qualified to AEC-Q101 Standards for High Reliability

 PPAP capable (Note 4)

Mechanical Data

 Case: SOT23

 Case material: molded plastic, “Green” molding compound

 UL Flammability Classification Rating 94V-0

 Moisture Sensitivity: Level 1 per J-STD-020

 Terminals: Finish – Matte Tin Plated Leads, Solderable per

MIL-STD-202, Method 208

 Weight: 0.008 grams (Approximate)

Ordering Information (Notes 4 & 5)

Product Compliance Marking

Reel size

(inches)

Quantity per

reel

BC856A-7-F AEC-Q101 K3A 7 3,000

BC856B-7-F AEC-Q101 K3B 7 3,000

BC856BQ-7-F Automotive K3B 7 3,000

BC856B-13-F AEC-Q101 K3B 13 10,000

BC856BQ-13-F Automotive K3B 13 10,000

BC857A-7-F AEC-Q101 K3A 7 3,000

BC857B-7-F AEC-Q101 K3B 7 3,000

BC857BQ-7-F Automotive K3B 7 3,000

BC857B-13-F AEC-Q101 K3B 13 10,000

Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.

2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen and Antimony free, "Green"

and Lead-Free.

3. Halogen and Antimony free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl)

and <1000ppm antimony compounds.

4. Automotive products are AEC-Q101 qualified and are PPAP capable. Automotive, AEC-Q101 and standard products are electrically and thermally

the same, except where specified. For more information, please refer to http://www.diodes.com/quality/product_compliance_definitions/.

5. Tape width is 8mm. For packaging details, go to our website at http”//www.diodes.com/products/packages.html

Marking Information

Date Code Key

Year 2010 2011 2012 2013 2014 2015 2016 2017

Code X Y Z A B C D E

Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Code 1 2 3 4 5 6 7 8 9 O N D

Product Compliance Marking Reel size

(inches)

Quantity per

reel

BC857C-7-F AEC-Q101 K3G 7 3,000

BC857C-13-F AEC-Q101 K3G 13 10,000

BC858A-7-F AEC-Q101 K3A 7 3,000

BC858B-7-F AEC-Q101 K3B 7 3,000

BC858C-7-F AEC-Q101 K3G 7 3,000

Top View

SOT23

Device Symbol Top View

Pin-Out

xxx = Product Type Marking Code

(Please see Ordering Information)

YM = Date Code Marking

Y = Year ex: X = 2010

M = Month ex: 9 = September

xxx

BC856A – BC858C

Document Number: DS112072 Rev. 22 - 2

2 of 7

www.diodes.com

Feb. 2013

BC856A-BC858C

Maximum Ratings (@TA = +25°C, unless otherwise specified.)

Characteristic Symbol Value Unit

Collector-Base Voltage

BC856

VCBO

-80

BC857 -50

BC858 -30

Collector-Emitter Voltage

BC856

VCEO

-65

BC857 -45

BC858 -30

Emitter-Base Voltage VEBO -5.0 V

Continuous Collector Current IC -100 mA

Peak Collector Current ICM -200 mA

Peak Emitter Current IEM -200 mA

Thermal Characteristics (@TA = +25°C, unless otherwise specified.)

Characteristic Symbol Value Unit

Power Dissipation (Note 6) PD

310 mW

(Note 7) 350

Thermal Resistance, Junction to Ambient (Note 6) RθJA 403 C/W

(Note 7) 357

Thermal Resistance, Junction to Leads (Note 8) RθJL 350 C/W

Operating and Storage Temperature Range TJ,TSTG -65 to +150 C

ESD Ratings (Note 9)

Characteristic Symbol Value Unit JEDEC Class

Electrostatic Discharge - Human Body Model ESD HBM ≥ 8,000 V 3B

Electrostatic Discharge - Machine Model ESD MM ≥ 400 V C

Notes: 6. For the device mounted on minimum recommended pad layout FR4 PCB with high coverage of single sided 1oz copper, in still air conditions.

7. For the device mounted on 15mm x 15mm x 1.6mm FR4 PCB with high coverage of single sided 1oz copper, in still air conditions.

8. Thermal resistance from junction to solder-point (at the end of the leads).

9. Refer to JEDEC specification JESD22-A114 and JESD22-A115.

BC856A – BC858C

Document Number: DS112072 Rev. 22 - 2

3 of 7

www.diodes.com

Feb. 2013

BC856A-BC858C

Thermal Characteristics and Derating Information

0 25 50 75 100 125 150

0.0

0.1

0.2

0.3

0.4

Derating Curve

Temperature (°C)

Max Power Dissipation (W)

100µ 1m 10m 100m 1 10 100 1k

100

150

200

250

300

350

400

Transient Thermal Impedance

D=0.5

D=0.2

D=0.1

Single Pulse

D=0.05

Thermal Resistance (°C/W)

Pulse Width (s)

10m 100m 1 10 100 1k

0.1

Single Pulse. Tamb=25°C

Pulse Power Dissipation

Pulse Width (s)

Max Power Dissipation (W)

BC856A – BC858C

Document Number: DS112072 Rev. 22 - 2

4 of 7

www.diodes.com

Feb. 2013

BC856A-BC858C

Electrical Characteristics (@TA = +25°C, unless otherwise specified.)

Characteristic Symbol Min Typ Max Unit Test Condition

Collector-Base Breakdown Voltage

BC856

BVCBO

-80

— — V IC = -10µA

BC857 -50

BC858 -30

Collector-Emitter Breakdown Voltage

(Note 10)

BC856

BVCEO

-65

— — V IC = -10mA

BC857 -45

BC858 -30

Emitter-Base Breakdown Voltage BVEBO -5 — — V IE = -1µA

Collector Cutoff Current ICBO — —

-15 µA VCB = -30V

-4 VCB = -30V, TA = +150°C

Collector Emitter Cutoff Current

BC856

ICES — —

-15

VCE = -80V

BC857 -15

VCE = -50V

BC858 -15

VCE = -30V

Small Signal Current Gain

(Note 10)

BC856A / BC857A / BC858A

hfe —

200

— —

IC = -2.0mA, VCE = -5V

f = 1.0kHz

BC856B / BC857B / BC858B 330

BC857C / BC858C 600

Input Impedance (Note 10)

BC856A / BC857A / BC858A

hie —

2.7

— kΩ

BC856B / BC857B / BC858B 4.5

BC857C / BC858C 8.7

Output Admittance

(Note 10)

BC856A / BC857A / BC858A

hoe —

— µS

BC856B / BC857B / BC858B 30

BC857C / BC858C 60

Reverse Voltage Transfer

Ratio (Note 10)

BC856A / BC857A / BC858A

hre —

1.5x10-

— — BC856B / BC857B / BC858B 2x10-

BC857C / BC858C 3x10-

DC Current Gain (Note 10)

BC856A / BC857A / BC858A

hFE

125 180 250

— IC = -2.0mA, VCE = -5V

BC856B / BC857B / BC858B 220 290 475

BC857C / BC858C 420 520 800

Collector-Emitter Saturation Voltage (Note 10) VCE(sat) — -75 -300 mV IC = - 10mA, IB = -0.5mA

-250 -650 IC = - 100mA, IB = -5.0mA

Base-Emitter Turn-On Voltage (Note 10) VBE(on) -600 -650 -750 mV IC = -2mA, VCE = -5V

— — -820 IC = -10mA, VCE = -5V

Base-Emitter Saturation Voltage (Note 10) VBE(sat) — -700 — mV

IC = -10mA, IB = -0.5mA

-850 IC = -100mA, IB = -5mA

Output Capacitance Cobo — 3 — pF

VCB = -10V, f = 1.0MHz

Transition Frequency fT 100 200 — MHz

VCE = -5V, IC = -10mA,

f = 100MHz

Noise Figure NF — 2 10 dB

VCE = -5V, IC = -200µA

RS = 2kΩ, f = 1kHz

∆f = 200Hz

Notes: 10. Measured under pulsed conditions. Pulse width ≤ 300µs. Duty cycle ≤ 2%

BC856A – BC858C

Document Number: DS112072 Rev. 22 - 2

5 of 7

www.diodes.com

Feb. 2013

BC856A-BC858C

Typical Electrical Characteristics (@TA = +25°C, unless otherwise specified.)

100

1,000

110 100 1,000

V = 5V

h, D

AIN

I , COLLECTOR CURRENT (mA)

Figure 1 Typical DC Current Gain vs. Collector Current

T = 25°C

T = -50°C

T = 150°C

0.1 10 100 1,000

LLE

-EMI

SATURATION VOLTAGE (V)

CE(SAT)

I , COLLECTOR CURRENT (mA)

Figure 2 Typical Collector-Emitter Saturation Voltage

vs. Collector Current

T = 25°C

T = -50°C

T = 150°C

0.1

0.2

0.3

0.4

0.5

= 10

100

1,000

110 100

AIN-BANDWID

I , COLLECTOR CURRENT (mA)

Figure 3 Gain-Bandwidth Product vs Collector Current

V = 5V

BC856A – BC858C

Document Number: DS112072 Rev. 22 - 2

6 of 7

www.diodes.com

Feb. 2013

BC856A-BC858C

Package Outline Dimensions

Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version.

Suggested Pad Layout

Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version.

SOT23

Dim Min Max Typ

A 0.37 0.51 0.40

B 1.20 1.40 1.30

C 2.30 2.50 2.40

D 0.89 1.03 0.915

F 0.45 0.60 0.535

G 1.78 2.05 1.83

H 2.80 3.00 2.90

J 0.013 0.10 0.05

K 0.903 1.10 1.00

K1 - - 0.400

L 0.45 0.61 0.55

M 0.085 0.18 0.11

 0° 8° -

All Dimensions in mm

Dimensions Value (in mm)

Z 2.9

X 0.8

Y 0.9

C 2.0

E 1.35

BC856A – BC858C

Document Number: DS112072 Rev. 22 - 2

7 of 7

www.diodes.com

Feb. 2013

BC856A-BC858C

IMPORTANT NOTICE

DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,

INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).

Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes

without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the

application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or

trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume

all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated

website, harmless against all damages.

Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel.

Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and

hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or

indirectly, any claim of personal injury or death associated with such unintended or unauthorized application.

Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings

noted herein may also be covered by one or more United States, international or foreign trademarks.

This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the

final and determinative format released by Diodes Incorporated.

LIFE SUPPORT

Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express

written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:

A. Life support devices or systems are devices or systems which:

1. are intended to implant into the body, or

2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the

labeling can be reasonably expected to result in significant injury to the user.

B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the

failure of the life support device or to affect its safety or effectiveness.

Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and

acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any

use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related

information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its

representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.