LESHAN RADIO COMPANY, LTD.
LBC856ALT1S-1/7
General Purpose Transistors
1
3
2
SOT23
2
EMIT T ER
3
COLLECT OR
1
B ASE
3
xx
MARKING DIAGRAM
xx= Device Marking
(See Table Below)
LBC856ALT1
Series
PNP Silicon
Moisture Sensitivity Level: 1
ESD Rating Human Body Model: >4000 V
ESD Rating
Machine Model: >400 V
Pb-Free Packages are Available
MAXIMUM RATINGS
(TA = 25
C unless otherwise noted)
Rating
Symbol
Value
Unit
Collector-Emitter Voltage
LBC856
LBC857
LBC858, LBC859
VCEO
65
45
30
V
Collector-Base Voltage
LBC856
LBC857
LBC858, LBC859
VCBO
80
50
30
V
EmitterBase Voltage
VEBO
5.0
V
Collector Current Continuous
IC
100
mAdc
THERMAL CHARACTERISTICS
Characteristic
Symbol
Max
Unit
Total Device Dissipation FR5 Board,
(Note 1.) TA = 25
C
Derate above 25
C
PD
225
1.8
mW
mW/
C
Thermal Resistance,
Junction to Ambient
R
q
JA
556
C/W
Total Device Dissipation Alumina
Substrate, (Note 2.) TA = 25
C
Derate above 25
C
PD
300
2.4
mW
mW/
C
Thermal Resistance,
Junction to Ambient
R
q
JA
417
C/W
Junction and Storage Temperature
TJ, Tstg
55 to
+150
C
1. FR5 = 1.0 x 0.75 x 0.062 in
2. Alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina.
LESHAN RADIO COMPANY, LTD.
LBC856ALT1S-2/7
LBC856ALT1 Series
DEVICE MARKING AND ORDERING INFORMATION
Device
Marking
Package
Shipping
LBC856ALT1
3A
SOT-23
3000/Tape&Reel
LBC856ALT1G
3A
(Pb-Free)
SOT-23
3000/Tape&Reel
LBC856BLT1
3B
SOT-23
3000/Tape&Reel
LBC856BLT1G
3B
(Pb-Free)
SOT-23
3000/Tape&Reel
LBC857ALT1
3E
SOT-23
3000/Tape&Reel
LBC857ALT1G
3E
(Pb-Free)
SOT-23
3000/Tape&Reel
LBC857BLT1
3F
SOT-23
3000/Tape&Reel
LBC857BLT1G
3F
(Pb-Free)
SOT-23
3000/Tape&Reel
LBC857CLT1
3G
SOT-23
3000/Tape&Reel
LBC857CLT1G
3G
(Pb-Free)
SOT-23
3000/Tape&Reel
LBC858ALT1
3J
SOT-23
3000/Tape&Reel
LBC858ALT1G
3J
(Pb-Free)
SOT-23
3000/Tape&Reel
LBC858BLT1
3K
SOT-23
3000/Tape&Reel
LBC858BLT1G
3K
(Pb-Free)
SOT-23
3000/Tape&Reel
LBC858CLT1
3L
SOT-23
3000/Tape&Reel
LBC858CLT1G
3L
(Pb-Free)
SOT-23
3000/Tape&Reel
LBC859BLT1
4B
SOT-23
3000/Tape&Reel
LBC859BLT1G
4B
(Pb-Free)
SOT-23
3000/Tape&Reel
LBC859CLT1
4C
SOT-23
3000/Tape&Reel
LBC859CLT1G
4C
(Pb-Free)
SOT-23
3000/Tape&Reel
LESHAN RADIO COMPANY, LTD.
LBC856ALT1 Series
ELECTRICAL CHARACTERISTICS
(TA = 25
C unless otherwise noted)
Characteristic
Symbol
Min
Typ
Max
Unit
OFF CHARACTERISTICS
CollectorEmitter Breakdown Voltage
LBC856 Series
(IC = 10 mA)
LBC857 Series
LBC858, LBC859 Series
V(BR)CEO
65
45
30
V
CollectorEmitter Breakdown Voltage
LBC856 Series
(IC = 10
A, VEB = 0)
LBC857 Series
LBC858, LBC859 Series
V(BR)CES
80
50
30
V
CollectorBase Breakdown Voltage
LBC856 Series
(IC = 10
m
A)
LBC857 Series
LBC858, LBC859 Series
V(BR)CBO
80
50
30
V
EmitterBase Breakdown Voltage
LBC856 Series
(IE = 1.0
m
A)
LBC857 Series
LBC858, LBC859 Series
V(BR)EBO
5.0
5.0
5.0
V
Collector Cutoff Current (VCB = 30 V)
Collector Cutoff Current
(VCB = 30 V, TA = 150
C)
ICBO
15
4.0
nA
A
ON CHARACTERISTICS
DC Current Gain
LBC856A, LBC857A, LBC858A
(IC = 10
A, VCE = 5.0 V)
LBC856B, LBC857B, LBC858B,LBC859B
LBC857C, LBC858C,LBC859C
(IC = 2.0 mA, VCE = 5.0 V)
LBC856A, LBC857A, LBC858A
LBC856B, LBC857B, LBC858B, LBC859B
LBC857C, LBC858C, LBC859C
hFE
125
220
420
90
150
270
180
290
520
250
475
800
CollectorEmitter Saturation Voltage
(IC = 10 mA, IB = 0.5 mA)
(IC = 100 mA, IB = 5.0 mA)
VCE(sat)
0.3
0.65
V
BaseEmitter Saturation Voltage
(IC = 10 mA, IB = 0.5 mA)
(IC = 100 mA, IB = 5.0 mA)
VBE(sat)
0.7
0.9
V
BaseEmitter On Voltage
(IC = 2.0 mA, VCE = 5.0 V)
(IC = 10 mA, VCE = 5.0 V)
VBE(on)
0.6
0.75
0.82
V
SMALLSIGNAL CHARACTERISTICS
CurrentGain Bandwidth Product
(IC = 10 mA, VCE = 5.0 Vdc, f = 100 MHz)
fT
100
MHz
Output Capacitance
(VCB = 10 V, f = 1.0 MHz)
Cob
4.5
pF
Noise Figure
(IC = 0.2 mA, VCE = 5.0 Vdc, RS = 2.0 k
, f = 1.0 kHz, BW = 200 Hz)
LBC856, LBC857, LBC858 Series
LBC859 Series
NF
10
4.0
dB
LBC856ALT1S-3/7
LESHAN RADIO COMPANY, LTD.
LBC857/ LBC858
I
C
, COLLECTOR CURRENT (mAdc)
Figure 1. Normalized DC Current Gain
I
C
, COLLECTOR CURRENT (mAdc)
Figure 2. "Saturation" and "On" Voltages
0.2
0.5
1.0
2.0
5.0
10
20
50
100
200
V
CE
= 10 V
T
A
= 25C
2.0
1.5
1.0
0.7
0.5
0.3
0.2
0.1
0.2
0.5
1.0
2.0
5.0
10
20
50
100
T
A
= 25C
V
BE(sat)
@ I
C
/I
B
=10
V
BE(on)
@ V
CE
= 10 V
V
CE(sat)
@ I
C
/I
B
= 10
T
A
= 25C
V
,
VOL
T
A
GE (VOL
TS)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
VB
, TEMPERA
TURE COEFFICIENT (mV/ C)
1.0
1.2
1.6
2.0
2.4
2.8
I
B
, BASE CURRENT (mA)
Figure 3. Collector Saturation Region
V
CE
, COLLECT
OR EMITTER VOL
T
AGE (V)
I
C
= 200 mA
55C to +125C
I
C
, COLLECTOR CURRENT (mA)
Figure 4. BaseEmitter Temperature Coefficient
0.2
1.0
10
100
0.02
0.1
1.0
10
20
2.0
1.6
1.2
0.8
0.4
0
I
C
=
10 mA
I
C
= 100 mA
I
C
= 20 mA
I
C
= 50 mA
h
FE
, NORMALIZED DC CURRENT GAIN
V
R
, REVERSE VOLTAGE (VOLTS)
Figure 5. Capacitances
I
C
, COLLECTOR CURRENT (mAdc)
Figure 6. CurrentGain Bandwidth Product
T
A
=25C
V
CE
=10V
T
A
= 25C
f
T
, CURRENT GAIN BANDWIDTH
PRODUCT (MHz)
V
,
VOL
T
AGE (VOL
TS)
C
ob
C
ib
400
300
200
100
80
60
40
30
20
10.0
7.0
5.0
3.0
2.0
1.0
0.4
0.6
1.0
2.0
4.0
6.0
10
20
30
40
0.5
1.0
2.0
3.0
5.0
10
20
30
50
LBC856ALT1 Series
LBC856ALT1S-4/7
LESHAN RADIO COMPANY, LTD.
LBC856
I
C
, COLLECTOR CURRENT (mA)
Figure 7. DC Current Gain
I
C
, COLLECTOR CURRENT (mA)
Figure 8. "On" Voltage
I
B
, BASE CURRENT (mA)
Figure 9. Collector Saturation Region
I
C
, COLLECTOR CURRENT (mA)
Figure 10. BaseEmitter Temperature Coefficient
V
BE(sat)
@ I
C
/I
B
= 10
V
BE
@V
CE
= 5.0 V
T
J
= 25C
V
CE
= 5.0V
T
A
= 25C
V
CE(sat)
@ I
C
/I
B
= 10
V
CE
, COLLECT
OR EMITTER VOL
T
AGE (VOL
TS)
VB
, TEMPERA
TURE COEFFICIENT (mV/C)
V
,
VOL
T
AGE
(VOL
TS)
I
C
=
10 mA
100mA
20mA
200mA
T
J
= 25C
VB
for V
BE
55C to 125C
1.0
1.4
1.8
2.2
2.6
3.0
1.0
0.8
0.6
0.4
0.2
0
2.0
1.0
0.5
0.2
2.0
1.6
1.2
0.8
0.4
0
0.10.2
1.02.0 5.01020 50100200
0.2
0.5 1.0 2.0
5.0 10 20
50 100 200
0.2
0.5 1.0 2.0
5.0
10 20
50 100 200
0.02
0.05 0.1 0.2
0.5
1.0 2.0
5.0
10 20
h
FE
, DC CURRENT GAIN (NORMALIZED)
50mA
V
R
, REVERSE VOLTAGE (VOLTS)
Figure 11. Capacitance
I
C
, COLLECTOR CURRENT (mA)
Figure 12. CurrentGain Bandwidth Product
C, CAP
ACIT
ANCE (pF)
f
T
, CURRENT GAIN BANDWIDTH PRODUCT T
C
ob
C
ib
T
J
= 25C
V
CE
= 5.0 V
0.10.2 0.5
1.0 2.0
5.0 10 20
50 100
1.0
10
100
40
20
10
8.0
6.0
4.0
2.0
500
200
100
50
20
LBC856ALT1 Series
LBC856ALT1S-5/7
LESHAN RADIO COMPANY, LTD.
LBC856ALT1S-6/7
t, TIME (ms)
Figure 13. Thermal Response
V
CE
, COLLECTOREMITTER VOLTAGE (V)
Figure 14. Active Region Safe Operating Area
BONDING WIRE LIMIT
THERMAL LIMIT
SECOND BREAKDOWN LIMIT
The safe operating area curves indicate I
C
V
CE
limits of the
transistor that must be observed for reliable operation. Collector
load lines for specific circuits must fall below the limits indicated by
the applicable curve.
The data of Figure 14 is based upon T
J(pk)
= 150C; T
C
or T
A
is variable depending upon conditions. Pulse curves are valid for
duty cycles to 10% provided T
J(pk)
< 150C. T
J(pk)
may be calcu-
lated from the data in Figure 13. At high case or ambient
temperatures, thermal limitations will reduce the power that can
be handled to values less than the limitations imposed by the sec-
ondary breakdown.
BC558
BC557
BC556
Z
JC
(t) = r(t) R
JC
R
JC
= 83.3C/W MAX
Z
JA
(t) = r(t) R
JA
R
JA
= 200C/W MAX
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT t
1
T
J(pk)
T
C
= P
(pk)
R
JC
(t)
I
C
, COLLECT
OR CURRENT (mA)
r( t), TRANSIENT THERMAL
RESIST
ANCE (NORMALIZED)
DUTY CYCLE, D = t
1
/t
2
t
1
t
2
P
(pk)
SINGLE PULSE
SINGLE PULSE
T
A
= 25C
T
J
= 25C
3 ms
1s
1.0
0.7
0.5
0.3
0.2
0.1
0.07
0.05
0.03
0.02
0.01
D=0.5
0.2
0.1
0.05
0.1
0.2
0.5
1.0
2.0
5.0
10
20
50
100
200
500
1.0k
2.0k
5.0k
10k
1.0
0.5
10
30 45 65 100
200
100
50
10
5.0
2.0
LBC856ALT1 Series
LESHAN RADIO COMPANY, LTD.
LBC856ALT1S-7/7
LBC856ALT1 Series
D
J
K
L
A
C
B S
H
G
V
1
2
mm
inches
0.037
0.95
0.037
0.95
0.079
2.0
0.035
0.9
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
INCHES
MILLIMETERS
DIM
MIN
MAX
MIN
MAX
A
0.1102
0.1197
2.80
3.04
B
0.0472
0.0551
1.20
1.40
C
0.0350
0.0440
0.89
1.11
D
0.0150
0.0200
0.37
0.50
G
0.0701
0.0807
1.78
2.04
H
0.0005
0.0040
0.013
0.100
J
0.0034
0.0070
0.085
0.177
K
0.0140
0.0285
0.35
0.69
L
0.0350
0.0401
0.89
1.02
S
0.0830
0.1039
2.10
2.64
V
0.0177
0.0236
0.45
0.60
0.031
0.8
SOT-23
3
PDF 
ZIP