Datasheet

UNISONIC TECHNOLOGIES CO., LTD
4126D
NPN EPITAXIAL SILICON TRANSISTOR
MIDDLING VOLTAGE
FAST-SWITCHING NPN
POWER TRANSISTOR

DESCRIPTION
The UTC 4126D is a middling voltage NPN power transistor. it
uses UTC’s advanced technology to provide customers with high
switching speed and high reliability, etc.
The UTC 4126D is suitable for commonly power amplifier
circuit, electronic ballasts and energy-saving light etc.

FEATURES
* High switching speed
* High reliability

SYMBOL

ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
4126DL-T92-B
4126DG-T92-B
4126DL-T92-K
4126DG-T92-K
4126DL-T92-R
4126DG-T92-R
4126DL-T60-K
4126DG-T60-K
4126DL-TM3-T
4126DG-TM3-T
Note: Pin Assignment: B: Base C: Collector
E: Emitter
4126DL-T60-K
Package
TO-92
TO-92
TO-92
TO-126
TO-251
Pin Assignment
1
2
3
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
Packing
Tape Box
Bulk
Tape Reel
Bulk
Tube
(1)Packing Type
(1) B: Tape Box, K: Bulk, R: Tape Reel, T: Tube
(2)Package Type
(2) T60: TO-126, TM3: TO-251, T92: TO-92
(3)Lead Free
(3) L: Lead Free, G: Halogen Free
www.unisonic.com.tw
Copyright © 2013 Unisonic Technologies Co., Ltd
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4126D

NPN EPITAXIAL SILICON TRANSISTOR
ABSOLUTE MAXIMUM RATINGS (TC=25°C)
PARAMETER
SYMBOL
RATINGS
UNIT
Collector-Emitter Voltage (VBE=0)
VCES
350
V
Collector-Emitter Voltage (IB=0)
VCEO
200
V
Emitter-Base Voltage
VEBO
7
V
3
A
DC
IC
Collector Current
Pulse (Note 2)
ICP
6
A
1
A
DC
IB
Base Current
Pulse (Note 2)
IBP
2
A
TO-92
1.5
W
Total Dissipation
PC
TO-126/TO-251
40
W
Junction Temperature
TJ
150
°C
Storage Temperature Range
TSTG
-55~+150
°C
Notes: 1. Absolute maximum ratings are stress ratings only and functional device operation is not implied. Absolute
maximum ratings are those values beyond which the device could be permanently damaged.
2. Pulse Test: Pulse Width=5.0ms, Duty Cycle<10%.

THERMAL CHARACTERISTICS
PARAMETER
TO-92
Junction to Case
TO-126/TO-251

SYMBOL
θJC
RATINGS
80
3.125
UNIT
°C/W
°C/W
ELECTRICAL CHARACTERISTICS
PARAMETER
Collector-Base Breakdown Voltage
Collector-Emitter Breakdown Voltage
Emitter-Base Breakdown Voltage
Collector Cut-Off Current
Collector-Emitter Cut-Off Current
Emitter Cut-Off Current
Collector-Emitter Saturation Voltage
Base-Emitter Saturation Voltage
DC Current Gain
Transition Frequency
Storage Time
Fall Time
SYMBOL
BVCBO
BVCEO
BVEBO
ICBO
ICEO
IEBO
VCE(SAT)1
VCE(SAT)2
VBE(SAT)
hFE1
hFE2
fT
tS
tF
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
TEST CONDITIONS
IC=1mA, IB=0
IC=10mA, IB=0
IE=1mA, IC=0
VCB=350V, IE=0
VCE=200V, IB=0
VEB=7V, IC=0
IC=1A, IB=0.2A
IC=3A, IB=0.6A
IC=2A, IB=0.5A
IC=0.5A,VCE=5V
IC=2A,VCE=5V
IC=0.5A, VCE=10V
VCC=24V, IC=0.5A, IB1=-IB2=0.1A
MIN TYP MAX UNIT
350
V
200
V
7
V
100 µA
50
µA
10
μA
0.8
V
1.6
V
1.5
V
8
50
7
4
MHz
4
μs
0.7
μs
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4126D
NPN EPITAXIAL SILICON TRANSISTOR
Collector Current, IC (mA)
Collector Current, IC (mA)
TYPICAL CHARACTERISTICS

Collector Current vs. CollectorEmitter Voltage (For TO-251)
3.0
IB=237.53mA
3.0
Collector Current, IC (A)
Collector Current, IC (A)
3.6
2.4
1.8
IB=123.92mA
1.2
0.6
0
Collector Current vs. CollectorEmitter Voltage (For TO-126)
2.5
IB=158.35mA
2.0
1.5
1.0
IB=71.43mA
0.5
0
1
2
3
4
5
Collector-Emitter Voltage, VCE (V)
0
0
1
2
3
4
6
5
Collector-Emitter Voltage, VCE (V)
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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