LESHAN RADIO COMPANY, LTD.
High Voltage Transistors
FEATURE
Pb-Free package is available.
DEVICE MARKING AND ORDERING INFORMATION
Device
LMBT5550LT1
LMBT5550LT1G
(Pb-Free)
LMBT5551LT1
LMBT5551LT1G
(Pb-Free)
Marking
M1F
M1F
G1
G1
Shipping
3000/Tape&Reel
3000/Tape&Reel
3000/Tape&Reel
3000/Tape&Reel
LMBT5550LT1
LMBT5551LT1
3
1
2
MAXIMUM RATINGS
Rating
Collector–Emitter Voltage
Collector–Base Voltage
Emitter–Base Voltage
Collector Current — Continuous
Symbol
V
CEO
V
CBO
V
EBO
Value
140
160
6.0
600
Unit
Vdc
Vdc
Vdc
mAdc
1
SOT–23
3
COLLECTOR
I
C
BASE
THERMAL CHARACTERISTICS
Characteristic
Total Device Dissipation FR– 5 Board, (1)
T
A
= 25°C
Derate above 25°C
Thermal Resistance, Junction to Ambient
Total Device Dissipation
Alumina Substrate, (2) T
A
= 25°C
Derate above 25°C
Thermal Resistance, Junction to Ambient
Junction and Storage Temperature
Symbol
P
D
Max
225
1.8
556
300
2.4
417
–55 to +150
Unit
mW
mW/°C
°C/W
mW
mW/°C
°C/W
°C
2
EMITTER
R
θJA
P
D
R
θJA
T
J
, T
stg
ELECTRICAL CHARACTERISTICS
(T
A
= 25°C unless otherwise noted.)
Characteristic
Symbol
Min
Max
Unit
OFF CHARACTERISTICS
Collector–Emitter Breakdown Voltage(3)
(I
C
= 1.0 mAdc, I
B
= 0)
Collector–Base Breakdown Voltage
(I
C
= 100
µAdc,
I
E
= 0)
Emitter–Base Breakdown Voltage
(I
E
= 10
µAdc,
I
C
= 0)
Collector Cutoff Current
( V
CB
= 100Vdc, I
E
= 0)
( V
CB
= 120Vdc, I
E
= 0)
( V
CB
= 100Vdc, I
E
= 0, T
A
=100 °C)
( V
CB
= 120Vdc, I
E
= 0, T
A
=100 °C)
Emitter Cutoff Current
( V
BE
= 4.0Vdc, I
C
= 0)
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%.
I
CBO
LMBT5550
LMBT5551
LMBT5550
LMBT5551
I
EBO
—
—
—
—
—
100
50
100
50
50
nAdc
µAdc
nAdc
LMBT5550
LMBT5551
V
(BR)EBO
V
(BR)CEO
140
160
V
(BR)CBO
160
180
6.0
—
—
—
—
Vdc
LMBT5550
LMBT5551
Vdc
Vdc
—
LMBT5550LT1–1/5
LESHAN RADIO COMPANY, LTD.
LMBT5550LT1 LMBT5551LT1
ELECTRICAL CHARACTERISTICS
(T A = 25°C unless otherwise noted) (Continued)
Characteristic
Symbol
h
FE
LMBT5550
LMBT5551
LMBT5550
LMBT5551
LMBT5550
LMBT5551
V
CE(sat)
Both Types
LMBT5550
LMBT5551
V
Both Types
LMBT5550
LMBT5551
BE(sat)
Min
Max
Unit
––
ON CHARACTERISTICS
DC Current Gain
(I
C
= 1.0 mAdc, V
CE
= 5.0 Vdc)
(I
C
= 10 mAdc, V
CE
= 5.0 Vdc)
(I
C
= 50 mAdc, V
CE
= 5.0Vdc)
Collector–Emitter Saturation Voltage
(I
C
= 10 mAdc, I
B
= 1.0 mAdc)
(I
C
= 50 mAdc, I
B
= 5.0 mAdc )
Base–Emitter Saturation Voltage
(I
C
= 10 mAdc, I
B
= 1.0 mAdc)
(I
C
= 50 mAdc, I
B
= 5.0 mAdc)
60
80
60
80
20
30
—
—
—
—
—
—
—
—
250
250
—
—
Vdc
0.15
0.25
0.20
Vdc
1.0
1.2
1.0
LMBT5550LT1–2/5
LESHAN RADIO COMPANY, LTD.
LMBT5550LT1 LMBT5551LT1
h
FE
, DC CURRENT GAIN (NORMALIZED)
500
300
200
T
J
= +125°C
+25°C
V
CE
= 1.0 V
V
CE
= 5.0 V
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
I
C
, COLLECTOR CURRENT (mA)
V
CE
, COLLECTOR EMITTER VOLTAGE (VOLTS)
Figure 15. DC Current Gain
1.0
T
J
= 25°C
0.8
I
C
= 1.0 mA
0.6
10 mA
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
V
CE
= 30 V
10
0
T
J
= 25°C
0.8
I
C
, COLLECTOR CURRENT (µA)
10
–1
T
J
= 125°C
I
C
= I
CES
75°C
REVERSE
25°C
FORWARD
V, VOLTAGE (VOLTS)
V
BE(sat)
@ I
C
/I
B
= 10
0.6
10
–2
0.4
10
–3
10
–4
0.2
V
CE(sat)
@ I
C
/I
B
= 10
10
–5
–0.4 –0.3
0
–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
100
V
BE
, BASE–EMITTER VOLTAGE (VOLTS)
I
C
, COLLECTOR CURRENT (mA)
Figure 3. Collector Cut–Off Region
Figure 4. “On” Voltages
LMBT5550LT1–3/5
LESHAN RADIO COMPANY, LTD.
LMBT5550LT1 LMBT5551LT1
, TEMPERATURE COEFFICIENT (mV/°C)
2.5
2
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
–2.5
0.1
t
r
, t
f
<10 ns
DUTY CYCLE = 1.0%
0.2 0.3
0.5
1.0
2.0 3.0 5.0
10
20 30
50
100
Values Shown are for I
C
@ 10 mA
10 ms
0.25 mF
10.2 V
T
J
= –55°C to +135°C
θ
VC
for V
CE(sat)
V
in
V
BB
–8.8 V
100
R
B
V
CC
3.0 k
30 V
R
C
θ
VB
for V
BE(sat)
INPUT PULSE
5.1 k
V
in
100
1N914
V
out
θ
V
I
C
, COLLECTOR CURRENT (mA)
Figure 5. Temperature Coefficients
Figure 6. Switching Time Test Circuit
100
70
50
30
1000
T
J
= 25°C
500
300
200
I
C
/I
B
= 10
T
J
= 25°C
t
r
@ V
CC
= 120 V
t
r
@ V
CC
= 30 V
C, CAPACITANCE (pF)
20
10
7.0
5.0
3.0
2.0
1.0
0.2
0.3
0.7 0.5 1.0
2.0
3.0
5.0 7.0
10
20
t, TIME (ns)
C
ibo
100
50
30
20
10
0.2 0.3 0.5
1.0
2.0 3.0
5.0
10
20 30
50
100
200
t
d
@ V
EB(off)
= 1.0 V
V
CC
= 120 V
C
obo
V
R
, REVERSE VOLTAGE (VOLTS)
I
C
, COLLECTOR CURRENT (mA)
Figure 7. Capacitances Figure
8. Turn–On Time
5000
t
f
@ V
CC
= 120 V
3000
2000
I
C
/I
B
= 10
T
J
= 25°C
t
f
@ V
CC
= 30 V
1000
500
300
200
t, TIME (ns)
t
s
@ V
CC
= 120 V
100
50
0.2 0.3 0.5
1.0
2.0 3.0
5.0
10
20 30
50
100
200
I
C
, COLLECTOR CURRENT (mA)
Figure 9. Turn–Off Time
LMBT5550LT1–4/5
LESHAN RADIO COMPANY, LTD.
LMBT5550LT1 LMBT5551LT1
SOT-23
NOTES:
A
L
3
1
2
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
B S
DIM
A
B
C
D
G
H
J
K
L
S
V
V
G
C
D
H
K
J
INCHES
MIN
MAX
0.1102
0.1197
0.0472
0.0551
0.0350
0.0440
0.0150
0.0200
0.0701
0.0807
0.0005
0.0040
0.0034
0.0070
0.0140
0.0285
0.0350
0.0401
0.0830
0.1039
0.0177
0.0236
MILLIMETERS
MIN
MAX
2.80
3.04
1.20
1.40
0.89
1.11
0.37
0.50
1.78
2.04
0.013
0.100
0.085
0.177
0.35
0.69
0.89
1.02
2.10
2.64
0.45
0.60
PIN 1. BASE
2. EMITTER
3. COLLECTOR
0.037
0.95
0.037
0.95
0.079
2.0
0.035
0.9
0.031
0.8
inches
mm
LMBT5550LT1-5/5
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