Diodes-Incorporated-ZTX1049A

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Diodes-Incorporated-ZTX1049A
A Product Line of  
Diodes Incorporated  
Green  
ZTX1049A  
25V NPN MEDIUM POWER TRANSISTOR IN E-LINE  
Features  
Mechanical Data  
•
•
•
•
Case: E-Line (TO-92 Compatible)  
•
•
•
•
•
•
•
•
•
BV

CEO

> 25V  
Case Material: molded plastic, “Green” Molding Compound  
UL Flammability Classification Rating 94V-0  
Terminals: Finish – Matte Tin Plated Leads, Solderable per  
MIL-STD-202, Method 208  
I

C

= 4A High Continuous Collector Current  
I

CM

= 20A Peak Pulse Current  
T

J

up to 200°C for High Temperature Operation  
Low Saturation Voltage < 75mV @ 1A  
•
Weight: 0.159 grams (approximate)  
P

D

= 1W Power dissipation  
Lead-Free Finish; RoHS compliant (Note 1 & 2)  
Halogen and Antimony Free. “Green” Device (Note 3)  
Qualified to AEC-Q101 Standards for High Reliability  
Applications  
•
•
•
LCD Backlight Converters  
Emergency Lighting  
DC-DC Converters  
Part Mark on  
Rounded Face  
E-Line  
(TO-92 Compatible)  
C
Ejection Mark  
on Flat Face  
C B E  
Bottom View  
B
E
C
B
C B  
E
E
Rounded Face View  
Flat Face View  
Device Symbol  
Pin-Out Configuration  
Ordering Information
(Note 4)  
Part Number  
ZTX1049ASTZ  
ZTX1049A  
Marking  
ZTX1049A  
ZTX1049A  
Case  
E-Line  
E-Line  
Leads  
Joggled  
Straight  
Quantity  
2,000 taped per Ammo Box  
4,000 loose in a Box  
Notes:  
1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. All applicable RoHS exemptions applied.  
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. For packaging details, go to our website at

Marking Information  
ZTX  
104  
9A  
ZTX1049A = Product type Marking Code  
Rounded Face View  
1 of 6  
May 2013  
© Diodes Incorporated  
ZTX1049A  
Document number: DS33327 Rev. 5 – 2  

A Product Line of  
Diodes Incorporated  
ZTX1049A  
Maximum Ratings
(@T

A

= +25°C, unless otherwise specified.)  
Characteristic  
Collector-Base Voltage  
Collector-Emitter Voltage  
Emitter-Base Voltage  
Symbol  
V

CBO  

V

CEO  

V

EBO  

I

C  

Value  
80  
Unit  
V
25  
V
5
V
Continuous Collector Current  
Peak Pulse Current  
4
A
20  
A
I

CM  

Base Current  
500  
mA  
I

B  

Thermal Characteristics
(@T

A

= +25°C, unless otherwise specified.)  
Characteristic  
Power Dissipation (Note 5)  
Symbol  
P

D  

Value  
1.5  
Unit  
W
Power Dissipation (Note 6)  
1
W
P

D  

Thermal Resistance Junction to Ambient (Note 5)  
Thermal Resistance Junction to Ambient (Note 6)  
Thermal Resistance Junction to Lead (Note 7)  
Operating and Storage Temperature Range  
116  
°
C/W  
°
C/W  
°
C/W  
°
C  
R

θ  

JA  
175  
R

θ  

JA  
63.75  
-55 to +200  
R

θ  

JL  
T

J,

T

STG  

ESD Ratings
(Note 8)  
Characteristic  
Electrostatic Discharge – Human Body Model  
Electrostatic Discharge – Machine Model  
Symbol  
ESD HBM  
ESD MM  
Value  
4,000  
400  
Unit  
V
V
JEDEC Class  
3A  
C
Notes:  
5. For a through-hole device mounted at the seating plane (2.5mm lead length) with the collector lead on 25mm X 25mm 1oz weight copper  
that is on a single-sided FR4 PCB; device is measured under still air conditions whilst operating in a steady-state.  
6. Same as note (5), except the device is mounted on minimum recommended pad layout with 12mm lead length from the bottom of package to the board.  
7. Thermal resistance from junction to solder-point at the seating plane (2.5mm from the bottom of package along the collector lead).  
8. Refer to JEDEC specification JESD22-A114 and JESD22-A115.  
Thermal Characteristics and Derating Information  
2 of 6  
May 2013  
© Diodes Incorporated  
ZTX1049A  
Document number: DS33327 Rev. 5 – 2  

A Product Line of  
Diodes Incorporated  
ZTX1049A  
Electrical Characteristics
(@T

A

= +25°C, unless otherwise specified.)  
Characteristic  
Collector-Base Breakdown Voltage  
Collector-Emitter Breakdown Voltage  
Collector-Emitter Breakdown Voltage (Note 9)  
Collector-Emitter Breakdown Voltage  
Emitter-Base Breakdown Voltage  
Collector Cut-off Current  
Symbol  
BV

CBO  

BV

CES  

BV

CEO  

BV

CEV  

BV

EBO  

I

CBO  

Min  
80  
80  
25  
80  
5
Typ  
120  
120  
30  
Max  
—
Unit  
V
Test Condition  
I

C

= 100µA  
—
V
I

C

= 100µA  
I

C

= 10mA  
—
V
120  
8.75  
0.3  
—
V
I

C

= 100µA, V

EB

= 1V  
I

E

= 100µA  
—
V
—
—
—
10  
10  
10  
nA  
nA  
nA  
V

CB

= 50V  
Collector Emitter Cut-off Current  
Emitter Cut-off Current  
0.3  
I

CES  

V

CES

= 50V  
0.3  
I

EBO  

V

EB

= 4V  
I

C

= 500mA, I

B

= 10mA  
30  
60  
125  
155  
45  
80  
180  
220  
I

C

=1A, I

B

= 10mA  
I

C

=2A, I

B

= 10mA  
I

C

=4A, I

B

= 50mA  
I

C

=4A, I

B

= 50mA  
I

C

= 4A, V

CE

= 2V  
I

C

= 10mA, V

CE

= 2V  
I

C

= 0.5A, V

CE

= 2V  
I

C

= 1A, V

CE

= 2V  
I

C

= 4A, V

CE

= 2V  
I

C

= 20A, V

CE

= 2V  
Collector-Emitter Saturation Voltage (Note 9)  
—
mV  
V

CE(sat)  

890  
820  
Base-Emitter Saturation Voltage (Note 9)  
Base-Emitter Turn-On Voltage (Note 9)  
—
—
950  
900  
mV  
mV  
V

BE(sat)  

V

BE(on)  

250  
300  
300  
200  
35  
430  
450  
450  
350  
70  
—
—
1200  
—
DC Current Gain (Note 9)  
—
h

FE  

—
V

CE

= 10V, I

C

= 50mA  
f = 50MHz  
Current Gain-Bandwidth Product (Note 9)  
—
180  
—
MHz  
f

T  

Output Capacitance (Note 9)  
Turn-On Times  
—
—
—
45  
60  
—
—
pF  
ns  
ns  
C

obo  

t

on  

V

CB

= 10V. f = 1MHz  
125  
380  
I

C

= 4A, I

B

= 40mA, V

CC

= 10V  
I

C

= 4A, I

B

= 40mA, V

CC

= 10V  
Turn-Off Times  
t
off  
Notes:  
9. Measured under pulsed conditions. Pulse width
≤
300 µs. Duty cycle
≤
2%  
3 of 6  
May 2013  
© Diodes Incorporated  
ZTX1049A  
Document number: DS33327 Rev. 5 – 2  

A Product Line of  
Diodes Incorporated  
ZTX1049A  
Typical Electrical Characteristics
(@T

A

= +25°C, unless otherwise specified.)  
4 of 6  
May 2013  
© Diodes Incorporated  
ZTX1049A  
Document number: DS33327 Rev. 5 – 2  

A Product Line of  
Diodes Incorporated  
ZTX1049A  
Package Outline Dimensions  
Please see AP02002 at

latest version.  
A
D
D
E-Line  
Dim Min  
Max Typ  
Ejection  
Mark  
A
b
2.16 2.41  
0.41 0.495  
−
−
−
−
−
E
L
E
L
b1  
D
E
0.41 0.495  
4.37 4.77  
3.61 4.01  
F
L1  
e
e2  
F
1.27  
2.54  
−
−
−
−
−
−
2.50  
Seating  
Plane  
b
L
L1  
13.00 13.97  
2.50 3.50  
−
−
e
e
e2  
e2  
LOOSE PRODUCT  
TAPED PRODUCT  
All Dimensions in mm  
b1  
R 1.14 (
 
.045)  
5 of 6  
May 2013  
© Diodes Incorporated  
ZTX1049A  
Document number: DS33327 Rev. 5 – 2  

A Product Line of  
Diodes Incorporated  
ZTX1049A  
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.  
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 © 2013, Diodes Incorporated  
6 of 6  
May 2013  
© Diodes Incorporated  
ZTX1049A  
Document number: DS33327 Rev. 5 – 2