
SOT23 60V NPN SILICON PLANAR
MEDIUM POWER PLANAR TRANSISTOR
FMMT493A
NPN: V
= 60V, IC= 1A, VCE(SAT) = 0.5V @1A
CEO
Description:
This 60V NPN transistor provides users with
performance combining low saturation and high h
with a continuous current capability of 1A, ensuring
improved circuit efficiencies.
Features
Low saturation voltage
High h
I
C
min 300 @ 250mA
FE
= 1A
Applications
· Various driving functions including:-
- Motors
- Actuators
- Soleniod & Relays
·
Backlight Inverters.
·
DC_DC Modules.
C
E
B
FE
SOT23
Device Reel Size Tape Width Quantity
(inches) (mm) Per Reel
FMMT493ATA 7 8mm embossed 3000 units
FMMT493ATC 13 8mm embossed 10000 units
ISSUE 1 - OCTOBER 2001
1
E
C
B
TOP VIEW

FMMT493A
ELECTRICAL CHARACTERISTICS (at Tamb = 25 C).
PARAMETER SYMBOL MIN. MAX. UNIT CONDITIONS.
Collector - Base
Breakdown Voltage
Collector - Emitter
Breakdown Voltage
Emitter - Base
Breakdown Voltage
Collector Cut-Off Current I
Collector Cut-Off Current I
Emitter Cut-Off Current I
Collector - Emitter
Saturation Voltage
Base - Emitter Saturation
Voltage
Base Emitter Turn On
Voltage
Static Forward Current
Transfer Ratio
Transition Frequency f
Collector - Base
Breakdown Voltage
V
(BR)CBO
V
CEO(SUS)
V
(BR)EBO
CBO
CES
EBO
V
CE(SAT)
V
BE(SAT)
V
BE(ON)
h
FE
T
C
OBO
120 V IC= 100A
60 V IC= 10mA*
5VI
= 100A
E
100 nA VCB= 45V
100 nA V
CES
= 45V
100 nA VEB=4V
0.25
0.5
V
V
IC= 500mA, IB= 50mA
= 1A, IB= 100mA
I
C
1.15 V IC=1A, IB= 100mA
1.0 V IC= 1A, VCE- 10V
300
500
300
100
20
1200
=1mA,VCE= 10V
I
C
= 150mA, VCE= 10V
I
C
= 250mA, VCE= 10V
I
C
= 500mA, VCE= 10V
I
C
= 1A, VCE= 10V
I
C
150 Mhz IC= 50mA, VCE= 10V
f = 100MHz
10 pF VCB=10V,f=1MHz
*Measured under pulsed conditions. Pulse width = 300s. Duty Cycle <2%
2
ISSUE 1 - OCTOBER 2001

FMMT493A
ABSOLUTE MAXIMUM RATINGS.
PARAMETER SYMBOL VALUE UNIT
Collector-Base Voltage V
Collector-Emitter Voltage V
Emitter-Base Voltage V
Continuous Collector Current I
Peak Pulse Current I
Base Current I
Power Dissipation at T
=25°C P
amb
Operating and Storage Temperature Range T
CBO
CEO
EBO
C
CM
B
tot
j:Tstg
120 V
60 V
5V
1A
2A
200 mA
500 mW
-55 to +150 °C
THERMAL RESISTANCE
PARAMETER SYMBOL VALUE UNIT
Junction to Ambient (a) R
JA
Mounted on a 15mm x 15mm x 0.6mm alumina substrate connected using 25mm x 0.5 dia copper wire.
4
250 ⬚C/W
ISSUE 1 - OCTOBER 2001

THERMAL CHARACTERISTICS
0.6
FMMT493A
1
DC
100m
Collector Current (A)
C
I
10m
1s
100ms
10ms
1ms
100µs
Single Pulse T
100m 1 10 100
amb
=25°C
VCECollector-Emitter Voltage (V)
Safe Operating Area
250
200
D=0.5
150
100
D=0.2
50
0
Thermal Resistance (°C/W)
100µ 1m 10m 100m 1 10 100 1k
Single Pulse
D=0.05
D=0.1
Pulse Width (s)
Transient Thermal Impedance
0.5
0.4
0.3
0.2
0.1
0.0
Max Power Dissipation (W)
0 20 40 60 80 100 120 140 160
Temperature (°C)
Derating Curve
ISSUE 1 - OCTOBER 2001
5

FMMT493A
PACKAGE DIMENSIONS PAD LAYOUT DETAILS
N
DIM Millimetres Inches
Min Max Min Max
A 2.67 3.05 0.105 0.120
B 1.20 1.40 0.047 0.055
C – 1.10 – 0.043
D 0.37 0.53 0.0145 0.021
F 0.085 0.15 0.0033 0.0059
G NOM 1.9 NOM 0.075
K 0.01 0.10 0.0004 0.004
L 2.10 2.50 0.0825 0.0985
N
NOM 0.95 NOM 0.037
© Zetex plc 2001
Zetex plc
Fields New Road
Chadderton
Oldham, OL9 8NP
United Kingdom
Telephone (44) 161 622 4422
Fax: (44) 161 622 4420
These offices are supported by agents and distributors in major countries world-wide.
This publication is issued to provide outline information only which (unless agreed by the Company in writing) may not be used, applied or
reproduced for any purpose or form part of any order or contract or be regarded as a representation relating to the products or services
concerned. The Company reserves the right to alter without notice the specification, design, price or conditions of supply of any product or
service.
For the latest product information, log on to
Zetex GmbH
Streitfeldstraße 19
D-81673 München
Germany
Telefon: (49) 89 45 49 49 0
Fax: (49) 89 45 49 49 49
www.zetex.com
Zetex Inc
700 Veterans Memorial Hwy
Hauppauge, NY11788
USA
Telephone: (631) 360 2222
Fax: (631) 360 8222
Zetex (Asia) Ltd
3701-04 Metroplaza, Tower 1
Hing Fong Road
Kwai Fong, Hong Kong
China
Telephone: (852) 26100 611
Fax: (852) 24250 494
ISSUE 1 - OCTOBER 2001
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