LRC LMBD2838LT1G Monolithic dual switching diode Datasheet

LESHAN RADIO COMPANY, LTD.
Monolithic Dual Switching Diodes
FETURE
LMBD2837LT1
LMBD2838LT1
• Pb-Free Package is available.
ORDERING INFORMATION
Device
Marking
Shipping
A5
3000/Tape&Reel
A5(Pb-Free)
3000/Tape&Reel
LMBD2837LT1
LMBD2837LT1G
LMBD2838LT1
LMBD2838LT1G
MA6
3000/Tape&Reel
MA6(Pb-Free)
3000/Tape&Reel
3
1
2
MAXIMUM RATINGS(EACH DIODE)
Rating
Peak Reverse Voltage
D.C Reverse Voltage
Symbol
V RM
LMBD2837LT1
LMBD2838LT1
V
Value
Unit
75
30
50
450
300
150
Vdc
Vdc
R
Peak Forward Current
I FM
Average Rectified Current
IO
SOT– 23 (TO–236AB)
ANODE
1
mAdc
3
CATHODE
mAdc
100
2
ANODE
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
PD
Max
225
Unit
mW
R θ JA
PD
1.8
556
300
mW/°C
°C/W
mW
R θ JA
T J , T stg
2.4
417
–55 to +150
mW/°C
°C/W
°C
DEVICE MARKING
LMBD2837LT1 = A5; LMBD2838LT1 = MA6
ELECTRICAL CHARACTERISTICS (T A = 25°C unless otherwise noted) ( EACH DIODE )
Characteristic
Symbol
Min
Max
Unit
V (BR)
35
—
Vdc
75
—
OFF CHARACTERISTICS
Reverse Breakdown Voltage(I (BR) = 100µAdc) LMBD2837LT1
LMBD2838LT1
Reverse Voltage Leakage Current
IR
(V R = 30 Vdc)
LMBD2837LT1
(V R = 50 Vdc)
LMBD2838LT1
Diode Capacitance
CT
(V R = 0 V, f = 1.0 MHz)
Forward Voltage(I F = 10 mAdc)
VF
(I F = 50 mAdc)
(I F = 100 mAdc)
Reverse Recovery Time(I F=I R=10mAdc,I R(REC)=1.0mAdc)(Figure 1) t rr
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.
—
—
µAdc
0.1
0.1
—
4.0
pF
—
—
—
—
1.0
1.0
1.2
4.0
Vdc
ns
G21–1/3
LESHAN RADIO COMPANY, LTD.
LMBD2837LT1 LMBD2838LT1
+10 V
2.0 k
820 Ω
100 µH
IF
tp
tr
0.1µF
IF
t
t rr
10%
0.1 µF
t
90%
DUT
50 Ω INPUT
SAMPLING
OSCILLOSCOPE
50 Ω OUTPUT
PULSE
GENERATOR
i
IR
INPUT SIGNAL
V
R(REC)
= 1.0 mA
OUTPUT PULSE
(I F = I R = 10 mA; MEASURED
R
at i
R(REC)
= 1.0 mA)
Notes: 1. A 2.0 kΩ variable resistor adjusted for a Forward Current (I F ) of 10mA.
Notes: 2. Input pulse is adjusted so I R(peak) is equal to 10mA.
Notes: 3. t p » t rr
Figure 1. Recovery Time Equivalent Test Circuit
CURVES APPLICABLE TO EACH CATHODE
10
I R, REVERSE CURRENT ( µA)
T A = 85°C
T A= –40°C
10
T A = 25°C
1.0
T A =150°C
T A =125°C
1.0
T A =85°C
0.1
T A =55°C
0.01
T A =25°C
0.001
0.1
0.2
0.4
0.6
0.8
1.0
0
1.2
10
20
30
40
V F , FORWARD VOLTAGE (VOLTS)
V R , REVERSE VOLTAGE (VOLTS)
Figure 2. Forward Voltage
Figure 3. Leakage Current
50
1.0
C D , DIODE CAPACITANCE (pF)
I F , FORWARD CURRENT (mA)
100
0.9
0.8
0.7
0.6
0
2.0
4.0
6.0
8.0
V R , REVERSE VOLTAGE (VOLTS)
Figure 4. Capacitance
G21–2/3
LESHAN RADIO COMPANY, LTD.
LMBD2837LT1 LMBD2838LT1
SOT-23
NOTES:
A
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
L
3
1
V
2
B S
DIM
G
A
B
C
D
G
H
J
K
L
S
V
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. ANODE
2. NO CONNECTION
3. CATHODE
0.037
0.95
0.037
0.95
0.079
2.0
0.035
0.9
0.031
0.8
inches
mm
G21–3/3
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