Diodes-Incorporated-AC847CQ-7

AC847BQ-AC847CQ-AC848BQ  

NPN SMALL SIGNAL TRANSISTOR IN SOT23  

Description  

Mechanical Data  

The bipolar junction transistors (BJT) are designed to meet the  

stringent requirements of automotive applications.  

•

•

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  

•

•

Features  

•

•

•

•

•

•

•

Ideally Suited for Automatic Insertion  

•

Weight: 0.008 grams (Approximate)  

Complementary PNP Types: AC857BQ – AC857CQ – AC858BQ  

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)  

C

SOT23  

B

E

Top View  

Pin-Out  

Device Symbol  

Top View  

Ordering Information

(Notes 4 & 5)  

Product  

Compliance  

Marking  

2D1  

Reel Size (inches)  

Quantity per Reel  

AC847BQ-7  

AC847CQ-7  

AC848BQ-7  

AC848BQ-13  

Automotive  

Automotive  

Automotive  

Automotive  

7

7

3000  

3000  

2C9  

2K9  

7

3000  

2K9  

13  

10,000  

Notes:  

1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant  

2. Se

r 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. Refer t

5. For packaging details, see

Marking Information  

SOT23  

XXX = Product Type Marking Code  

YM = Date Code Marking  

Y or Y = Year (ex: G = 2019)  

M or M = Month (ex: 9 = September)  

Date Code Key  

Year  

2017  

2018  

2019  

2020  

2021  

2022  

2023  

2024  

2025  

2026  

2027  

2028  

Code  

E

F

G

H

I

J

K

L

M

N

O

P

Aug  

Sep  

Oct  

Nov  

Dec  

Month  

Code  

Jan  

Feb  

Mar  

Apr  

May  

Jun  

Jul  

8

9

O

N

D

1

2

3

4

5

6

7

1 of 7  

May 2019  

© Diodes Incorporated  

AC847BQ-AC847CQ-AC847BQ  

Document number: DS39448 Rev. 3 – 2  

AC847BQ-AC847CQ-AC848BQ  

Absolute Maximum Ratings

(@T

A

= +25°C, unless otherwise specified.)  

Characteristic  

Symbol  

Value  

50  

30  

Unit  

AC847  

AC848  

Collector-Base Voltage  

V

V

CBO  

AC847  

AC848  

AC847  

AC848  

45  

30  

Collector-Emitter Voltage  

V

V

V

CEO  

V

EBO  

6.0  

5.0  

100  

200  

200  

Emitter-Base Voltage  

Continuous Collector Current  

Peak Collector Current  

Peak Emitter Current  

mA  

mA  

mA  

I

C  

I

CM  

I

EM  

Thermal Characteristics

(@T

A

= +25°C, unless otherwise specified.)  

Characteristic  

Symbol  

Value  

310  

350  

403  

357  

Unit  

(Note 6)  

(Note 7)  

(Note 6)  

(Note 7)  

(Note 8)  

Power Dissipation  

mW  

P

D  

Thermal Resistance, Junction to Ambient  

°C/W  

R

ϴ

JA  

Thermal Resistance, Junction to Leads  

350  

°C/W  

°C  

R

ϴ

JL  

Operating and Storage Temperature Range  

-65 to +150  

T

J,

T

STG  

ESD Ratings

(Note 9)  

Characteristic  

Electrostatic Discharge—Human Body Model  

Electrostatic Discharge—Machine Model  

Symbol  

ESD HBM  

ESD MM  

Value  

4000  

400  

Unit  

V

V

JEDEC Class  

3A  

C

Notes:  

6. For a device mounted on minimum recommended pad layout 1oz copper that is on a single-sided FR-4 PCB; device is measured under still air  

conditions whilst operating in a steady-state.  

7. Same as Note 6 except the device is mounted on 15mm × 15mm 1oz copper.  

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

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

2 of 7  

May 2019  

© Diodes Incorporated  

AC847BQ-AC847CQ-AC847BQ  

Document number: DS39448 Rev. 3 – 2  

AC847BQ-AC847CQ-AC848BQ  

Thermal Characteristics and Derating Information  

0.4  

0.3  

0.2  

0.1  

0.0  

400  

350  

300  

250  

200  

150  

100  

50  

D=0.5  

D=0.2  

D=0.1  

Single Pulse  

D=0.05  

0

0

25  

50  

75 100

 

125 150  

100μ

1m 10m

 

100m  

1

10 100 1k  

O

Pulse Width (s)  

Temperature ( C)  

Transient Thermal Impedance  

Derating Curve  

10  

1

O

Single Pulse. T

A

MB

=25 C  

0.1  

10m  

100m  

1

10  

100  

1k  

Pulse Width (s)  

Pulse Power Dissipation  

3 of 7  

May 2019  

© Diodes Incorporated  

AC847BQ-AC847CQ-AC847BQ  

Document number: DS39448 Rev. 3 – 2  

AC847BQ-AC847CQ-AC848BQ  

Electrical Characteristics

(@T

A

= +25°C, unless otherwise specified.)  

Characteristic  

Collector-Base Breakdown Voltage  

Symbol  

Min  

50  

30  

45  

30  

6

Typ  

—

—

—

—

Max  

—

—

—

—

—

—

15  

5

Unit  

V

—

V

—

V

—

nA  

µA  

nA  

nA  

Test Condition  

I

C

= 10µA  

—

AC847  

AC848  

AC847  

AC848  

AC847  

AC848  

BV

CBO  

I

C

= 10mA  

—

Collector-Emitter Breakdown Voltage (Note 10)  

Emitter-Base Breakdown Voltage  

Collector Cutoff Current  

BV

CEO  

BV

EBO  

I

CBO  

—

—

I

E

= 1µA  

—

5

V

CB

= 30V  

V

CB

= 30V, T

J

= +150°C  

V

CE

= 50V  

V

EB

= 5V  

—

—

Collector Emitter Cutoff Current  

Emitter Base Cutoff Current  

—

—

—

—

15  

I

CES  

I

EBO  

100  

AC847BQ/AC848BQ  

AC847CQ  

AC847BQ/AC848BQ  

AC847CQ  

AC847BQ/AC848BQ  

AC847CQ  

330  

600  

4.5  

8.7  

30  

Small Signal Current Gain (Note 10)  

Input Impedance (Note 10)  

—

—

—

—

—

—

—

kΩ  

µs  

h

fe  

h

ie  

I

f=1.0kHz  

Output Admittance (Note 10)  

h

oe  

60  

2×10

-4  

3×10

-4  

290  

520  

90  

AC847BQ/AC848BQ  

AC847CQ  

AC847BQ/AC848BQ  

AC847CQ  

Reverse Voltage Transfer Ratio (Note 10)  

DC Current Gain (Note 10)  

—

—

—

—

h

re  

200  

420  

450  

800  

250  

600  

700  

770  

h

FE  

I

C

= 2.0mA, V

CE

= 5V  

I

C

= 10mA, I

B

= 0.5mA  

I

C

= 100mA, I

B

= 5.0mA  

I

C

= 2mA, V

CE

= 5V  

Collector-Emitter Saturation Voltage (Note 10)  

Base-Emitter Turn-On Voltage (Note 10)  

—

mV  

mV  

V

CE(SAT)  

200  

660  

—

580  

—

V

BE(ON)  

I

C

= 10mA, V

CE

= 5V  

I

C

= 10mA, I

B

= 0.5mA  

I

C

= 100mA, I

B

= 5mA  

V

CB

= 10V, f = 1.0MHz  

700  

900  

3

Base-Emitter Saturation Voltage (Note 10)  

Output Capacitance  

—

—

—

—

—

mV  

pF  

V

BE(SAT)  

C

OBO  

f

T  

V

CE

= 5V, I

C

= 10mA,  

f = 100MHz  

Transition Frequency  

100  

300  

MHz  

V

CE

=5V, I

C

=200µA  

R

S

=

2kΩ, f=1kHz  

∆

f=200Hz  

Noise Figure  

NF  

—

2

10  

dB  

Note:  

10. Measured under pulsed

conditions. Pulse width ≤ 300µs. Duty cycle ≤ 2%

.  

4 of 7  

May 2019  

© Diodes Incorporated  

AC847BQ-AC847CQ-AC847BQ  

Document number: DS39448 Rev. 3 – 2  

AC847BQ-AC847CQ-AC848BQ  

Typical Electrical Characteristics

(@T

A

= +25°C, unless otherwise specified.)  

1,000  

0.4  

I

I

C

B

T

= 150°C  

= 20  

A

R

E

T

T

T

= 25°C  

)

A

V

N

0.3  

(

I

I

E

A

M

G

G

E

100  

A

–

T

R T  

N

E

R

R

U

C

L

O

T

O

V

C

T

= -50°C  

A

T =

 

25°C  

A

E

L

L

0.2  

N

O

I

O T  

C

A

T

= 150°C  

C

A

D

R

,

10  

,

T

E

A

h

F  

A

(

0.1  

0

E

S

V

C  

T

= -50°C  

A

1

1,000  

0.1  

1

10  

100  

1

100  

I

C

, COLLECTOR CURRENT (mA)  

Figure 1 Typical DC Current Gain vs. Collector Current  

10  

1,000  

I

C

, COLLECTOR CURRENT (mA)  

Figure 2 Typical Collector-Emitter Saturation Voltage  

vs. Collector Current  

1,000  

100  

V

= 5V  

CE  

10000  

V

=5V  

CE  

T =150°C  

A

1000  

100  

10  

T =25°C  

A

T =-50°C  

A

10  

1

1

10  

100  

1000  

I

C

C

OLLECTOR CURRENT (mA)  

1

Figure 4 Typical DC Current Gain vs. Collector Current  

(Band B Group Gain)  

1

10  

I

C

, COLLECTOR CURRENT (mA)  

100  

Figure 3 Typical Gain-Bandwidth Product  

vs. Collector Current  

10000  

1000  

100  

10  

V

=5V  

CE  

T =150°C  

A

T =25°C  

A

T =-50°C  

A

1

1

10  

100  

1000  

I

C

C

OLLECTOR CURRENT (mA)  

Figure 5 Typical DC Current Gain vs. Collector Current  

(Band C Group Gain)  

5 of 7  

May 2019  

© Diodes Incorporated  

AC847BQ-AC847CQ-AC847BQ  

Document number: DS39448 Rev. 3 – 2  

AC847BQ-AC847CQ-AC848BQ  

Package Outline Dimensions  

Please see

the latest version.  

SOT23  

All 7°  

H

SOT23  

GAUGE PLANE  

0.25  

Dim  

A

B

C

D

F

G

H

Min  

0.37  

1.20  

2.30  

0.89  

0.45  

1.78  

2.80  

Max  

0.51  

1.40  

2.50  

1.03 0.915  

0.60 0.535  

Typ  

0.40  

1.30  

2.40  

J

K

K1  

a

M

A

L

L1  

2.05  

3.00  

1.83  

2.90  

0.05  

J

0.013 0.10  

K

K1  

L

L1  

M

a

0.890 1.00 0.975  

0.903 1.10 1.025  

C

B

0.45  

0.25  

0.61  

0.55  

0.55  

0.40  

0.085 0.150 0.110  

0° 8°

 

—  

D

All Dimensions in mm  

G

F

Suggested Pad Layout  

Please see

the latest version.  

SOT23  

Y

Dimensions Value

 

(in mm)  

C

X

2.0  

0.8  

Y1  

C

X1  

Y

1.35  

0.9  

Y1  

2.9  

X

X1  

6 of 7  

May 2019  

© Diodes Incorporated  

AC847BQ-AC847CQ-AC847BQ  

Document number: DS39448 Rev. 3 – 2  

AC847BQ-AC847CQ-AC848BQ  

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.  

Copyright © 2019, Diodes Incorporated  

7 of 7  

May 2019  

© Diodes Incorporated  

AC847BQ-AC847CQ-AC847BQ  

Document number: DS39448 Rev. 3 – 2  

Mouser Electronics  

Authorized Distributor  

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