©2001 Fairchild Semiconductor Corporation Rev. A1, June 2001
TIP125/126/127
PNP Epitaxial Darlington Transistor
Absolute Maximu m Rating s TC=25°C u nless otherwise noted
Electrical Characteristics TC=25°C unless otherwise noted
* Pulse Test : PW≤300µs, Duty cycle ≤2%
Symbol Parameter Value Units
VCBO Collector-Base Voltage : TIP125
: TIP12 6
: TIP12 7
- 60
- 80
- 100
V
V
V
VCEO
Collector-Emitter Voltage : TIP125
: TIP12 6
: TIP12 7
- 60
- 80
- 100
V
V
V
VEBO Emitter-Base Voltage - 5 V
IC Collector Current (DC) - 5 A
ICP Collector Current (Pulse) - 8 A
IB Base Current (DC) - 120 mA
PC Collector Dissipation (Ta=25°C) 2 W
Collector Dissipation (TC=25°C) 65 W
TJ Junction Temperature 150 °C
TSTG Storage Temperature - 65 ~ 150 °C
Symbol Parameter Test Condition Min. Max. Units
VCEO(sus) Collector-Emitter Sustaining Voltage
: TIP125
: TIP126
: TIP127
IC = -100mA, IB = 0 -60
-80
-120
V
V
V
ICEO Collector Cut-off Current : TIP125
: TIP126
: TIP127
VCE = -30V, IB = 0
VCE = -40V, IB = 0
VCE = -50V, IB = 0
-2
-2
-2
mA
mA
mA
ICBO Collector Cut-off Current : TIP125
: TIP126
: TIP127
VCB = -60V, IE = 0
VCB = -80V, IE = 0
VCB = -100V, IE = 0
-1
-1
-1
mA
mA
mA
IEBO Emitter Cut-off Current VBE = -5V, IC = 0 -2 mA
hFE * DC Current Gain VCE = -3V, IC = 0.5A
VCE = -3V, IC = -3A 1000
1000
VCE(sat) * Collector-Emitter Saturation Voltage IC = -3A, IB = -12mA
IC=-5A, IB=-20mA -2
-4 V
V
VBE(on) * Base-Emitter ON Voltage VCE = -3V, IC = -3A -2.5 V
Cob Output Capacitance VCB = -10V, IE = 0, f = 0.1MHz 300 pF
TIP125/126/127
Medium Power Linear Switching Applications
• Complementary to TIP120/121/122
Equivalent Circuit
B
E
C
R1 R2
R
18
k
Ω≅
R
20.12
k
Ω≅
1.Base 2.Collector 3.Emitter
1TO-220
©2001 Fairchild Semiconductor Corporation
TIP125/126/127
Rev. A1, June 2001
Typical Characteristics
Figure 1. DC current Gain Figure 2. Base-Emitter Saturation Voltage
Collector-Emitter Saturation Voltage
Figure 3 . Output and Input Capacit a nc e
vs. Reverse Voltage Figure 4. Safe Operating Area
Figure 5. Power Derating
-0.1 -1 -10
100
1k
10k
VCE = 4V
hFE, DC CURRENT GAIN
IC[A], COLLECTOR CURRENT
-0.1 -1 -10
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5 IC = 250I B
VCE(sat)
VBE(sat)
VBE(sat), VCE(sat)[V], SATURATION VOLTAGE
IC[A], COLLECTOR CURRENT
-0.1 -1 -10 -100
10
100
1000
Cob
f = 0.1MHz
VCB[V], COLLECTOR-BASE VOLTAGE
VEB[V], EMITTER-BASE VOLTAGE
Cob[pF] C ib[pF], CAPACITANCE
Cib
-1 -10 -100
-0.01
-0.1
-1
-10
TIP126
TIP127
TIP125
DC
5ms
100us
500us
1ms
IC[A], COLLECTOR CURRENT
VCE[V], COLLECTOR-EMITTER V O LT A GE
0 255075100125150175
0
15
30
45
60
75
90
PC[W], POWER DISSIPATION
TC[oC], CASE TEMP ER ATUR E
Package Demensions
©2001 Fairchild Semiconductor Corporation Rev. A1, June 2001
TIP125/126/127
Dimensions in Millimeters
4.50
±0.20
9.90
±0.20
1.52
±0.10
0.80
±0.10
2.40
±0.20
10.00
±0.20
1.27
±0.10
ø3.60
±0.10
(8.70)
2.80
±0.10
15.90
±0.20
10.08
±0.30
18.95MAX.
(1.70)
(3.70)(3.00)
(1.46)
(1.00)
(45°)
9.20
±0.20
13.08
±0.20
1.30
±0.10
1.30
+0.10
–0.05
0.50
+0.10
–0.05
2.54TYP
[2.54
±0.20
]2.54TYP
[2.54
±0.20
]
TO-220
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY
PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY
LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN;
NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR
CORPORATION.
As used herein:
©2001 Fairchild Semiconductor Corporation Rev. H3
TRADEMARKS
The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not
intended to be an exhaustive list of all such trademarks.
1. Life support devices or systems are devic es or syst em s
which, (a) ar e intended for surgical implant into the body,
or (b) support or sustain life, or (c) 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.
2. A critical component is any component of a life support
device or system whose failure to perform can be
reasonably expected to cause the failure of the life support
device or system, or to affect its safety or effectiveness.
PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification Product Status Definition
Advance Information Formative or In
Design This datasheet contains the design specifications for
product development. Specifications may change in
any manner without notice.
Preliminary First Production This datasheet contains preliminary data, and
supplementary data will be published at a later date.
Fairchild Semiconduct or reserv es the right to make
changes at any time without notice in order to improve
design.
No Identification Needed Full Production This datasheet contains final specifications. Fairchild
Semiconductor reserves the right to make changes at
any time without notice in order to improve design.
Obsolete Not In Production This datasheet contains specifications on a product
that has been discontinued by Fairchild semiconductor.
The datasheet is printed for reference information only.
ACEx™
Bottomless™
CoolFET™
CROSSVOLT™
DenseTrench™
DOME™
EcoSPARK™
E2CMOS™
EnSigna™
FACT™
FACT Quiet Series™
FAST®
FASTr™
FRFET™
GlobalOptoisolator™
GTO™
HiSeC™
ISOPLANAR™
LittleFET™
MicroFET™
MICROWIRE™
OPTOLOGIC™
OPTOPLANAR™
PACMAN™
POP™
Power247™
PowerTrench®
QFET™
QS™
QT Optoelectronics™
Quiet Series™
SLIENT SWITCHER®
SMART START™
STAR*POWER™
Stealth™
SuperSOT™-3
SuperSOT™-6
SuperSOT™-8
SyncFET™
TruTranslation™
TinyLogic™
UHC™
UltraFET®
VCX™
STAR*POWE R is used under license
