Schottky Barrier Diode
Schottky barrier diodes are designed primarily for high–efficiency UHF and VHF detector applications. Readily available to many other fast switching RF and digital applications. • Extremely Low Minority Carrier Lifetime • Very Low Capacitance — 1.0 pF @ 20 V • Low Reverse Leakage — 200 nA (max) • High Reverse Voltage — 70 Volts (min) • Available in 8 mm Tape and Reel • Device Marking: 5H
MMDL770T1
1.0 pF SCHOTTKY BARRIER DIODE
1
1 CATHODE
2 ANODE
2
MAXIMUM RATINGS
Symbol VR Rating Reverse Voltage Value 70 Unit Vdc
PLASTIC SOD– 323 CASE 477
THERMAL CHARACTERISTICS
Symbol PD Characteristic Total Device Dissipation FR–5 Board,* T A = 25°C Derate above 25°C Thermal Resistance Junction to Ambient Junction and Storage Temperature Range Max 200 1.57 635 –55 to+150 Unit mW mW/°C °C/W °C
R θJA T J , T stg
*FR–5 Minimum Pad
ORDERING INFORMATION
Device MMDL770T1 Package SOD–323 Shipping 3000 / Tape & Reel
ELECTRICAL CHARACTERISTICS (T A = 25°C unless otherwise noted)
Characteristic Reverse Breakdown Voltage (I R = 10 µA) Diode Capacitance (V R = 20 Volts, f = 1.0 MHz) Reverse Leakage (V R = 35 V) Forward Voltage (I F = 1.0 mAdc) (I F = 10 mA) Symbol V (BR)R CT IR Min 70 — — Typ — 0.5 9.0 Max — 1.0 200 Unit Volts pF nAdc
V
F
—
0.7
1.0
Vdc
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MMDL770T1
TYPICAL CHARACTERISTICS
τ, MINORITY CARRIER LIFETIME (ps)
2.0
500
C T , TOTAL CAPACITANCE (pF)
MMBD770T1 f = 1.0 MHz
1.6
MMBD770T1
400
KRAKAUER METHOD
300
1.2
0.8
200
0.4
100
0 0 5.0 10 15 20 25 30 35 40 45 50
0 0 10 20 30 40 50 60 70 80 90 100
V R , REVERSE VOLTAGE (VOLTS)
I F , FORWARD CURRENT (mA)
Figure 1. Total Capacitance
Figure 2. Minority Carrier Lifetime
10
100
MMBD770T1
MMBD770T1
I R , REVERSE LEAKAGE (µA)
1.0
T A = 100°C
I F , FORWARD CURRENT (mA)
10
T A = 75°C
0.1
T A = 85°C
T A = –40°C
1.0
0.01
T A = 25°C
T A = 25°C
0.001 0 10 20 30 40 50
0.1 0.2 0.4 0.8 1.2 1.6 2.0
V R , REVERSE VOLTAGE (VOLTS)
V F , FORWARD VOLTAGE (VOLTS)
Figure 3. Reverse Leakage
Figure 4. Forward Voltage
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MMDL770T1
PACKAGE DIMENSIONS
SOD–323 PLASTIC PACKAGE CASE 477–02 ISSUE A
K A NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: MILLIMETERS. 3. LEAD THICKNESS SPECIFIED PER L/F DRAWING WITH SOLDER PLATING. MILLIMETERS DIM
E
D
1
2
B
INCHES MIN MAX 0.063 0.071 0.045 0.053 0.031 0.039 0.010 0.016 0.006 REF 0.000 0.004 0.0035 0.0070 0.091 0.106
C
J
NOTE 3
H
A B C D E H J K
MIN MAX 1.60 1.80 1.15 1.35 0.80 1.00 0.25 0.40 0.15 REF 0.00 0.10 0.089 0.177 2.30 2.70
0.63 mm 0.025’’
STYLE 1: PIN 1. CATHODE 2. ANODE
1.60 mm 0.063’’ 2.85 mm 0.112’’ mm inches
0.83 mm 0.033’’
(
)
SOD–323
Soldering Footprint
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