FMMT491TA Diodes Inc, FMMT491TA Datasheet - Page 2

• Manufacturer Part Number: FMMT491TA
• Description: Bipolar Small Signal NPN Medium Power
• Manufacturer: Diodes Inc

Specifications of FMMT491TA

• Minimum Operating Temperature: - 55 C
• Configuration: Single
• Transistor Polarity: NPN
• Mounting Style: SMD/SMT
• Package / Case: SOT-23
• Collector- Emitter Voltage Vceo Max: 60 V
• Emitter- Base Voltage Vebo: 5 V
• Continuous Collector Current: 1 A
• Maximum Dc Collector Current: 1 A
• Power Dissipation: 0.5 W
• Maximum Operating Frequency: 150 MHz
• Maximum Operating Temperature: + 150 C
• Collector Emitter Voltage V(br)ceo: 60V
• Power Dissipation Pd: 500mW
• Dc Collector Current: 1A
• Dc Current Gain Hfe: 150
• Operating Temperature Range: -55°C To +150°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Absolute maximum ratings
Thermal resistance
NOTES:
(a) For a device surface mounted on 25mm x 25mm x 1.6mm FR4 PCB with high coverage of single sided 1oz copper, in
Issue 5 - November 2007
© Zetex Semiconductors plc 2007
Parameter
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Continuous collector current
Peak pulse current
Power dissipation at T
Linear derating factor
Operating and storage temperature range
Parameter
Junction to ambient
still air conditions.
(a)
A
=25°C
(a)
(a)
2
Symbol
Symbol
T
V
V
R
V
j
I
, T
P
CBO
EBO
CM
CE0
I
C
D
JA
stg
-55 to 150
Value
Limit
250
500
80
60
1
4
2
7
FMMT491
www.zetex.com
mW/°C
°C/W
Unit
Unit
mW
°C
A
A
V
V
V