LESHAN RADIO COMPANY, LTD.
High Voltage Transistors
FEATURE
ƽ
ƽ
We declare that the material of product
compliance with RoHS requirements.
S- Prefix for Automotive and Other Applications Requiring Unique
Site and Control Change Requirements; AEC-Q101 Qualified and
PPAP Capable.
LMBT5550LT1G
LMBT5551LT1G
S-LMBT5550LT1G
S-LMBT5551LT1G
DEVICE MARKING AND ORDERING INFORMATION
Device
3
Marking
Shipping
M1F
3000/Tape&Reel
M1F
10000/Tape&Reel
G1
3000/Tape&Reel
G1
10000/Tape&Reel
LMBT5550LT1G
S-LMBT5550LT1G
LMBT5550LT3G
S-LMBT5550LT3G
LMBT5551LT1G
S-LMBT5551LT1G
LMBT5551LT3G
S-LMBT5551LT3G
1
2
SOT–23
MAXIMUM RATINGS
3
Rating
Symbol
Collector-Emitter Voltage
Value
VCEO
MMBT5550
MMBT5551
Collector-Base Voltage
Vdc
140
160
VCBO
Emitter-Base Voltage
Collector Current - Continuous
1
BASE
Vdc
2
EMITTER
160
180
MMBT5550
MMBT5551
COLLECTOR
Unit
VEBO
6.0
Vdc
IC
600
mAdc
Symbol
Max
Unit
225
1.8
mW
mW/°C
556
°C/W
300
2.4
mW
mW/°C
RqJA
417
°C/W
TJ, Tstg
-55 to +150
°C
THERMAL CHARACTERISTICS
Characteristic
Total Device Dissipation FR-5 Board
(Note 1) @TA = 25°C
Derate Above 25°C
Thermal Resistance, Junction-to-Ambient
Total Device Dissipation Alumina
Substrate (Note 2) @TA = 25°C
Derate Above 25°C
Thermal Resistance, Junction-to-Ambient
Junction and Storage Temperature
PD
RqJA
PD
Rev.O 1/5
LESHAN RADIO COMPANY, LTD.
LMBT5550LT1G LMBT5551LT1G
S-LMBT5550LT1G S-LMBT5551LT1G
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted)
Characteristic
Symbol
Min
Max
140
160
-
160
180
-
6.0
-
-
100
50
100
50
-
50
60
80
60
80
20
30
250
250
-
-
0.15
0.25
0.20
-
1.0
1.2
1.0
-
50
100
Unit
OFF CHARACTERISTICS
Collector-Emitter Breakdown Voltage (Note 3)
(IC = 1.0 mAdc, IB = 0)
Collector-Base Breakdown Voltage
(IC = 100 mAdc, IE = 0)
V(BR)CEO
LMBT5550
LMBT5551
V(BR)CBO
LMBT5550
LMBT5551
Emitter-Base Breakdown Voltage
(IE = 10 mAdc, IC = 0)
Collector Cutoff Current
(VCB = 100 Vdc, IE = 0)
(VCB = 120 Vdc, IE = 0)
(VCB = 100 Vdc, IE = 0, TA = 100°C)
(VCB = 120 Vdc, IE = 0, TA = 100°C)
Vdc
Vdc
V(BR)EBO
Vdc
ICBO
LMBT5550
LMBT5551
LMBT5550
LMBT5551
Emitter Cutoff Current
(VEB = 4.0 Vdc, IC = 0)
IEBO
nAdc
mAdc
nAdc
ON CHARACTERISTICS
DC Current Gain
(IC = 1.0 mAdc, VCE = 5.0 Vdc)
(IC = 10 mAdc, VCE = 5.0 Vdc)
(IC = 50 mAdc, VCE = 5.0 Vdc)
Collector-Emitter Saturation Voltage
(IC = 10 mAdc, IB = 1.0 mAdc)
(IC = 50 mAdc, IB = 5.0 mAdc)
Base-Emitter Saturation Voltage
(IC = 10 mAdc, IB = 1.0 mAdc)
(IC = 50 mAdc, IB = 5.0 mAdc)
Collector Emitter Cut-off
(VCB = 10 V)
(VCB = 75 V)
LMBT5550
LMBT5551
LMBT5550
LMBT5551
LMBT5550
LMBT5551
hFE
-
VCE(sat)
Both Types
LMBT5550
LMBT5551
Vdc
VBE(sat)
Both Types
LMBT5550
LMBT5551
Vdc
ICES
Both Types
nA
1. FR–5 = 1.0 x 0.75 x 0.062 in.
2. Alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina.
3. Pulse Test: Pulse Width = 300 µs, Duty Cycle = 2.0%.
Rev.O 2/5
LESHAN RADIO COMPANY, LTD.
h FE, DC CURRENT GAIN (NORMALIZED)
LMBT5550LT1G LMBT5551LT1G
S-LMBT5550LT1G S-LMBT5551LT1G
500
300
V CE = 1.0 V
T J = +125°C
200
V CE = 5.0 V
+25°C
100
–55°C
50
30
20
10
7.0
5.0
0.1
0.2
0.3
0.5
0.7
1.0
2.0
3.0
5.0
7.0
10
20
30
50
70
100
V CE, COLLECTOR EMITTER VOLTAGE (VOLTS)
I C , COLLECTOR CURRENT (mA)
Figure 15. DC Current Gain
1.0
T J = 25°C
0.8
I C = 1.0 mA
10 mA
0.6
30 mA
100 mA
0.4
0.2
0
0.005
0.01
0.02
0.05
0.1
0.2
0.5
1.0
2.0
5.0
10
20
50
I B , BASE CURRENT (mA)
Figure 16. Collector Saturation Region
10 1
1.0
T J = 25°C
V CE = 30 V
0.8
10
–1
T J = 125°C
I C= I
10 –2
10 –3
V, VOLTAGE (VOLTS)
I C, COLLECTOR CURRENT (µA)
10 0
CES
75°C
REVERSE
FORWARD
25°C
10 –4
V BE(sat) @ I C /I B = 10
0.6
0.4
0.2
V CE(sat) @ I C /I B = 10
10
–5
0
–0.4 –0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
0.1
0.2 0.3
0.5
1.0
2.0 3.0
5.0
10
20 30
50
V BE , BASE–EMITTER VOLTAGE (VOLTS)
I C , COLLECTOR CURRENT (mA)
Figure 3. Collector Cut–Off Region
Figure 4. “On” Voltages
Rev.O 3/5
100
LESHAN RADIO COMPANY, LTD.
2.5
T J = –55°C to +135°C
2
1.5
1.0
10.2 V
V BB
θ VC for V CE(sat)
0.5
V in
100
0
–0.5
0.25 mF
10 ms
–1.0
1.0
2.0 3.0 5.0
10
V out
20 30
50
100
V in
t r , t f
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