October 2008
TIP120/TIP121/TIP122
NPN Epitaxial Darlington Transistor
" Medium Power Linear Switching Applications
" Complementary to TIP125/126/127
Equivalent Circuit
C
B
TO-220
1
R1 R2
1.Base 2.Collector 3.Emitter
E
R1 @ 8kW
R2 @ 0.12k W
Absolute Maximum Ratings* Ta = 25�C unless otherwise noted
Symbol Parameter Ratings Units
VCBO Collector-Base Voltage : TIP120 60 V
: TIP121 80 V
: TIP122 100 V
VCEO Collector-Emitter Voltage : TIP120 60 V
: TIP121 80 V
: TIP122 100 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
* These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.
� 2007 Fairchild Semiconductor Corporation www.fairchildsemi.com
TIP120/TIP121/TIP122 Rev. 1.0.0 1
TIP1 20/TIP1 21 /TIP1 22  N PN E pi taxi al Darl i ngton Tran si stor
Electrical Characteristics* Ta=25�C unless otherwise noted
Symbol Parameter Test Condition Min. Typ. Max. Units
VCEO(sus) Collector-Emitter Sustaining Voltage
: TIP120 IC = 100mA, IB = 0 60 V
: TIP121 80 V
: TIP122 100 V
ICEO Collector Cut-off Current
: TIP120 VCE = 30V, IB = 0 0.5 mA
: TIP121 VCE = 40V, IB = 0 0.5 mA
: TIP122 VCE = 50V, IB = 0 0.5 mA
ICBO Collector Cut-off Current
: TIP120 VCB = 60V, IE = 0 0.2 mA
: TIP121 VCB = 80V, IE = 0 0.2 mA
: TIP122 VCB = 100V, IE = 0 0.2 mA
IEBO Emitter Cut-off Current VBE = 5V, IC = 0
2 mA
hFE * DC Current Gain VCE = 3V,IC = 0.5A 1000
VCE = 3V, IC = 3A 1000
VCE(sat) * Collector-Emitter Saturation Voltage IC = 3A, IB = 12mA 2.0 V
IC = 5A, IB = 20mA 4.0 V
VBE(on) * Base-Emitter On Voltage VCE = 3V, IC = 3A 2.5 V
Cob Output Capacitance VCB = 10V, IE = 0, f = 200 pF
0.1MHz
* Pulse Test: Pulse WidthŁ300ms, Duty CycleŁ2%
� 2007 Fairchild Semiconductor Corporation www.fairchildsemi.com
TIP120/TIP121/TIP122 Rev. 1.0.0 2
TIP1 20/TIP1 21 /TIP1 22  N PN E pi taxi al Darl i ngton Tran si stor
Typical characteristics
10000
3.5
V = 4V
CE IC = 250IB
3.0
2.5
1000
2.0
VBE(sat)
1.5
1.0
VCE(sat)
0.5
100
0.1 1 10
0.1 1 10
I [A], COLLECTOR CURRENT
C IC[A], COLLECTOR CURRENT
Figure 1. DC current Gain Figure 2. Base-Emitter Saturation Voltage
Collector-Emitter Saturation Voltage
1000
10
f=0.1MHz
1
100
Cob
0.1
Cib TIP120
TIP121
TIP122
10
0.1 1 10 100
0.01
1 10 100
VCB[V], COLLECTOR-BASE VOLTAGE
VCE[V], COLLECTOR-EMITTER VOLTAGE
V [V], EMITTER-BASE VOLTAGE
EB
Figure 3. Output and Input Capacitance Figure 4. Safe Operating Area
vs. Reverse Voltage
80
70
60
50
40
30
20
10
0
0 25 50 75 100 125 150 175
TC[oC], CASE TEMPERATURE
Figure 5. Power Derating
� 2007 Fairchild Semiconductor Corporation www.fairchildsemi.com
TIP120/TIP121/TIP122 Rev. 1.0.0 3
TIP1 20/TIP1 21 /TIP1 22  N PN E pi taxi al Darl i ngton Tran si stor
F E
h
, D C CU RRE N T GAI N
B E
CE
V
(sat), V
(sat)[V], SATU RATI ON VOLTAG E
ob
i b
C
[pF ] C [pF ], CAPACI TANCE
C
I [A], COLLECTOR CURRE NT
C
P [W], P OWE R D I SSI PATI ON
1
0
0
5
m
0
0
s
m
s
1
m
s
5
m
s
D
C
Mechanical Dimensions
TO220
� 2007 Fairchild Semiconductor Corporation www.fairchildsemi.com
TIP120/TIP121/TIP122 Rev. 1.0.0 4
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�
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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. THESE SPECIFICATIONS DO NOT EXPAND THE TERMS OF
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PRODUCTS.
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FAIRCHILD S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR
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As used herein:
1. Life support devices or systems are devices or systems 2. A critical component is any component of a life support
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when properly used in accordance with instructions for use system, or to affect its safety or effectiveness.
provided in the labeling, can be reasonably expected to result
in significant injury to the user.
PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification Product Status Definition
This datasheet contains the design specifications for product development.
Advance Information Formative or In Design
Specifications may change in any manner without notice.
This datasheet contains preliminary data; supplementary data will be pub-
Preliminary First Production lished at a later date. Fairchild Semiconductor reserves the right to make
changes at any time without notice to improve design.
This datasheet contains final specifications. Fairchild Semiconductor reserves
No Identification Needed Full Production
the right to make changes at any time without notice to improve design.
This datasheet contains specifications on a product that has been discontin-
Obsolete Not In Production ued by Fairchild semiconductor. The datasheet is printed for reference infor-
mation only.
Rev. I31
� 2008 Fairchild Semiconductor Corporation www.fairchildsemi.com
TIP120/TIP121/TIP122 Rev. A1 5
TIP1 20/TIP1 21 /TIP1 22
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