
KSD1691
Feature
• Low Collector-Emtter Saturation Voltage & Large Collector Current
• High Power Dissipation: P
• Complementary to KSB1151
= 1.3W (Ta=25°C)
C
KSD1691
1
TO-126
1. Emitter 2.Collector 3.Base
NPN Epitaxial Silicon Transistor
Absolute Maximum Ratings
Symbol Parameter Value Units
V
CBO
V
CEO
VEBO
IC
ICP
IB
PC
PC
TJ
TSTG
* PW≤10ms, duty Cycle≤50%
Collector-Base Voltage 60 V
Collector-Emitter Voltage 60 V
Emitter-Base Voltage 7 V
Collector Current (DC) 5 A
*Collector Current (Pulse) 8 A
Base Current (DC) 1 A
Collector Dissipation (Ta=25°C) 1.3 W
Collector Dissipation (TC=25°C) 20 W
Junction Temperature 150 °C
Storage T emperature - 55 ~ 150 °C
Electrical Characteristics
Symbol Parameter Test Condition Min. Typ. Max. Units
I
CBO
IEBO
hFE1
h
FE2
h
FE3
(sat) *Collector-Emitter Saturation Voltage IC = 2A, IB = 0.2A 0.1 0.3 V
V
CE
(sat) *Base-Emitter Saturation Voltage IC = 2A, IB = 0.2A 0.9 1.2 V
V
BE
t
ON
t
STG
t
F
* Pulse test: PW≤50µs, duty Cycle≤2% Pulsed
Collector Cut-off Current V
Emitter Cut-off Cu rr e nt V
*DC Current Gain V
Turn ON Time V
Storage Time 1.1 2.5 µs
Fall Time 0.2 1 µs
TC=25°C unless otherwise noted
TC=25°C unless otherwise noted
= 50V, IE = 0 10 µA
CB
= 7V, IC = 0 10 µA
EB
= 1V, IC = 0.1A
CE
= 1V, IC = 2A
V
CE
V
= 1V, IC = 5A
CE
= 10V, IC = 2A
CC
= - IB2 = 0.2A
I
B1
= 5Ω
R
L
60
100
50
400
0.2 1 µs
hFE Classificntion
Classification O Y G
h
FE 2
©2000 Fairchild Semiconductor International Rev. A, February 2000
100 ~ 200 160 ~ 320 200 ~ 400

Typical Characteristics
KSD1691
= 100mA
I
B
= 80mA
I
B
= 40mA
I
B
= 30mA
I
B
IB = 20mA
IB = 10mA
IB = 0
= 60mA
I
B
1000
100
10
, DC CURRENT GAIN
FE
h
1
0.01 0.1 1 10
IC[A], COLLECTOR CURRENT
10
8
6
4
2
Ic[A], COLLECTOR CURRENT
0
= 150mA
= 200mA
B
B
I
I
0.4 0.8 1.2 1.6 2.0
VCE[V], COLLECTOR-EMITTER VOLTAGE
VCE = 2V
VCE = 1V
Figure 1. Static Characteristic Figure 2. DC current Gain
10mS
Dissipation L imited
200mS
2mS
s/b Limited
(MAX)
CEO
V
VBE(sat)
Ic = 10 I
B
10
1
0.1
(sat)[V], SATURATION VOLTAGE
CE
(sat)
CE
(sat), V
BE
V
0.01
V
0.1 1 10
IC[A], COLLECTOR CURRENT
10
Ic(Pulse)MAX
Ic(DC)MAX
1
[A], COLLECTOR CURRENT
C
I
0.1
1 10 100
VCE[V], COLLECTOR-EMITTER VOLTAGE
Figure 3. Collector-Emitter Saturation Voltage
Base-Emitter Saturation Voltage
10
8
6
4
2
[A], COLLECTOR CURRENT
C
I
0
20 40 60 80 100
VCE[V], COLLEC TO R - EM ITTER VOLTA GE
Figure 5. Reverse Bias Safe Operating Area Figure 6. Derating Curve of Safe Operating Areas
©2000 Fairchild Semiconductor International
Figure 4. Forward Bias Safe Operating Area
(SUS)
CEO
V
160
140
120
100
80
60
[%], Ic DERATING
T
d
40
20
0
0 25 50 75 100 125 150 175 200
TC[oC], CASE TEMPERATURE
s/b LIMITED
DISSIPATION LIMITED
Rev. A, February 2000

KSD1691
Typical Characteristics
30
25
20
15
10
[W], POWER DISSIPATION
C
5
P
0
25 50 75 100 125 150 175
TC[oC], CASE TEMPERATURE
Figure 7. Power Derating
(Continued)
©2000 Fairchild Semiconductor International
Rev. A, February 2000

Package Demensions
KSD1691
TO-126
ø3.20
0.75
1.60
0.75
2.28TYP
[2.28±0.20]
±0.10
3.90
±0.10
±0.10
±0.10
±0.10
8.00
#1
±0.30
2.28TYP
[2.28±0.20]
14.20MAX
±0.30
13.06
±0.20
11.00
(1.00)
±0.20
16.10
0.50
3.25
(0.50)
1.75
+0.10
–0.05
±0.20
±0.20
Dimensions in Millimeters
©2000 Fairchild Semiconductor International Rev. A, February 2000

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.
ACEx™
Bottomless™
CoolFET™
CROSSVOLT™
2
E
CMOS™
FACT™
FACT Quiet Series™
®
FAST
FASTr™
GTO™
HiSeC™
ISOPLANAR™
MICROWIRE™
POP™
PowerTrench
®
QFET™
QS™
Quiet Series™
SuperSOT™-3
SuperSOT™-6
SuperSOT™-8
SyncFET™
TinyLogic™
UHC™
VCX™
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
INTERNATIONAL.
As used herein:
1. Life support devices or systems are devices or systems
which, (a) are 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
Preliminary First Production This datasheet contains preliminary data, and
No Identification Needed Full Production This datasheet contains final specifications. Fairchild
Obsolete Not In Production This datasheet contains specifications on a product
©2000 Fairchild Semiconductor International Rev. E
This datasheet contains the design specifications for
product development. Specifications may change in
any manner without notice.
supplementary data will be published at a later date.
Fairchild Semiconductor reserves the right to make
changes at any time without notice in order to improve
design.
Semiconductor reserves the right to make changes at
any time without notice in order to improve design.
that has been discontinued by Fairchild semiconductor.
The datasheet is printed for reference information only.