Document
Ordering number:ENN3880A
NPN Epitaxial Planar Silicon Transistor
2SC4737
50V/2A Driver Applications
Applications
· Suitable for use in switching of L load (motor drivers, printer hammer drivers, relay drivers).
Features
· High DC current gain. · Wide ASO. · On-chip Zener diode of 60 ±10V between collector
and base. · Uniformity in collector-to-base breakdown voltage. · High inductive load handling capability.
Specifications
Package Dimensions
unit:mm
2084B
[2SC4737]
4.5
10.5
1.9 1.2
2.6 1.4
1.0 8.5
1.2 1.6 0.5 123
2.5 2.5
7.5
0.5
1 : Emitter 2 : Collector 3 : Base SANYO : FLP
Absolute Maximum Ratings at Ta = 25˚C
Parameter Collector-to-Base Voltage Collector-to-Emitter Voltage Emitter-to-Base Voltage Collector Current Collector Current (Pulse) Collector Dissipation Junction Temperature Storage Temperature
Symbol
VCBO VCEO VEBO
IC ICP PC Tj
Tstg
Conditions With a low-voltage diode (60±10V) With a low-voltage diode (60±10V)
Ratings 50 50 6 2 4 1.5
150 –55 to +150
Unit V V V A A W ˚C ˚C
Electrical Characteristics at Ta = 25˚C
Parameter
Collector Cutoff Current Emitter Cutoff Current DC Current Gain Gain-Bandwidth Product Collector-to-Emitter Saturation Voltage Base-to-Emitter Saturation Voltage Inductive Load Handling Capability
Symbol
Conditions
ICBO IEBO hFE
fT VCE(sat) VBE(sat)
Es/b
VCB=40V, IE=0 VEB=5V, IC=0 VCE=5V, IC=1A VCE=5V, IC=1A IC=1A, IB=4mA IC=1A, IB=4mA L=100mH, RBE=100Ω
Ratings min typ
1000
4000 180 1.0
25
max 10 2
1.5 2.0
Unit
µA mA
MHz V V mJ
Continued on next page.
Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft’s control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications.
SANYO 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 SANYO products described or contained herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
D2000TS TA-2964/12099HA (KT)/D051MH, (KOTO) No.3880–1/4
Continued from preceding page.
Parameter
Collector-to-Base Breakdown Voltage Collector-to-Emitter Breakdown Voltage Turn-on Time Storage Time Fall Time
2SC4737
Symbol
Conditions
V(BR)CBO V(BR)CEO
ton tstg
tf
IC=100µA, IE=0 IC=1mA, RBE=∞ See specified Test Circuit.
See specified Test Circuit.
See specified Test Circuit.
Ratings min typ
50 60 50 60
0.2 3.5 0.5
max 70 70
Unit
V V µs µs µs
Switching Time Test Circuit
OUTPUT
PW=50µs, D.C.≤1% IB1= --IB2=4mA
INPUT
RB
50Ω VR +
100µF
VBB= --5V IC=250 IB1= --250 IB2=1A
TUT
RL 20Ω + 470µF VCC=20V
Collector Current, IC – A 2000µA
2.0 IC -- VCE
1500µA
1000µA
1.6 350µA
450µA 400µA
1.2 500µA
320500µµAA
0.8 200µA
150µA
0.4
0 0
3 2
10000 7 5
3 2
1000 7 5 3 2
100 7 53
IB=0
1234 5
Collector-to-Emitter Voltage, VCE – V ITR07514
hFE -- IC
VCE=5V
Ta=120°C 25°C
--40°C
5 7 0.1
23
5 7 1.0
Collector Current, IC – A
23 5 ITR07516
DC Current Gain, hFE
Es/b Test Circuit
VCC=20V, RBE=100Ω SW
L +VCC TUT
IB
RBE
10kΩ 300Ω
Collector Current, IC – A Ta=120°C 25°C --40°C
IC -- VBE
2.4
VCE=5V
2.0
1.6
1.2
0.8
0.4
0 0
1000 7 5 3 2
0.4 0.8
1.2 1.6 2.0
2.4 2.8
Base-to-Emitter Voltage, VBE – V ITR07515
Cob -- VCB
f=1MHz
100 7 5
3 2
10 0.1
2 3 5 7 1.0 2 3 5 7 10 2 3 5
Collector-to-Base Voltage, VCB -- V ITR07517
No.3880–2/4
Output Capacitance, Cob – pF
Collector-to-Emitter Saturation Voltage, VCE(sat) – V
Collector Current, IC – A
2SC4737
VCE(sat) -- IC
10
IC / IB=250
7
5
10 VBE(sat) -- IC
IC / IB=250
7
5
Base-to-Emitter Saturation Voltage, VBE(sat) – V
3
2
1.0 Ta= --40°C 25°C
7 120°C
5
3 0.1
10 7 5
3 2
23
5 7 1.0
23
5
Collector Current, IC – A
ITR07518
IC -- L
RBE=100Ω Tc=25°C
25mJ
1.0 7 5
3 2
23
1.6 1.5 1.4
5 7 10
23
5 7 100
L – mH
PC -- Ta
23 ITR07520
1.2 1.0
0.8
0.6
0.4
0.2
0 0 20 40 60 80 100 120 140 160
Ambient Temperature, Tc – ˚C ITR07522
Collector Current, IC – A
3
2 Ta= --40°C
25°C 1.0 120°C
7
5
3 0.1 2
10 7
5 ICP=4A 3 IC=2A
2
1.0 7 5
3 5 7 1.0
2
Collector Current, IC – A
ASO
1001m01msms s
35 ITR07519
3 2
0.1
DC operation
7
5
3
2 Ta=25°C
Single pulse
0.01 5 7 1.0
23
5 7 10
23
5 7 100
Collector-to-Emitter Voltage, VCE – V ITR07521
Collector Dissipation, PC – W
No.3880–3/4
2SC4737
Specifications of any and all SANYO products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and.