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2SD1908
Ordering number : EN3971
CRT Display Horizontal Deflection Output
Applications
NPN Epitaxial Planar Silicon Transistor
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
11697YK (KOTO) 8-0537 No.3971-1/3
Package Dimensions
unit: mm
2049B-TO-220MF
[2SD1908]
E : Emitter
C : Collector
B : Base
SANYO : TO-220MF
Specifications
Absolute Maximum Ratings
at Ta=25°C
Parameter Symbol Conditions Ratings Unit
Collector-to-Base Voltage V
CBO
330 V
Collector-to-Emitter Voltage V
CEO
150 V
Emitter-to-Base Voltage V
EBO
6V
Collector Current I
C
7A
Collector Current (Pulse) I
CP
12 A
Base Current I
B
4A
Collector Dissipation P
C
1.65 W
Tc=25°C 50 W
Junction Temperature Tj 150 °C
Storage Temperature Tstg –55 to +150 °C
Electrical Characteristics at Ta=25°C
Parameter Symbol Conditions
Ratings
min typ max
Unit
Collector Cutoff Current I
CBO
VCB=200V, IE=0 100 µA
Emitter Cutoff Current I
EBO
VEB=5V, IC=0 100 mA
DC Current Gain h
FE(1)
VCE=1V, IC=1A 15
h
FE(2)
VCE=1V, IC=5A 10 50
Gain-Bandwidth Product f
T
VCE=10V, IC=0.5A 10 40 MHz
C-E Saturation Voltage V
CE(sat)
IC=5A, IB=0.5A 1 V
B-E Saturation Voltage V
BE(sat)
IC=5A, IB=0.5A 1.2 V
C-B Breakdown Voltage V
(BR)CBO
IC=1mA, IE=0 330 V
C-E Breakdown Voltage V
(BR)CEO
IC=1mA, RBE=
∞ 150 V
E-B Breakdown Voltage V
(BR)EBO
IE=1mA, IC=0 6 V
Fall Time t
f
IC=5A, IB1=–IB2=0.5A 0.5 µs
Features
• Fast switching speed.
• Especially suited for use in high-definition CRT display :
VCC=6 to 12V.
• Wide ASO and highly resistant to breakdown.
Page 2
Switching Time Test Circuit
2SD1908
No.3971-2/3
Page 3
2SD1908
No.3971-3/3
No products described or contained herein are intended for use in surgical implants, life-support systems,
aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and
the like, the failure of which may directly or indirectly cause injury, death or property lose.
Anyone purchasing any products described or contained herein for an above-mentioned use shall:
Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates,
subsidiaries and distributors and all their officers and employees, jointly and severally, against any
and all claims and litigation and all damages, cost and expenses associated with such use:
Not impose any responsibilty for any fault or negligence which may be cited in any such claim or
litigation on SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of
their officers and employees jointly or severally.
Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. SANYO believes information herein is accurate and reliable, but no guarantees
are made or implied regarding its use or any infringements of intellectual property rights or other rights of
third parties.
This catalog provides information as of January, 1997. Specifications and information herein are subject
to change without notice.
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