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CHENMKO ENTERPRISE CO.,LTD
SURFACE MOUNT
SCHOTTKY DIODE VOLTAGE 70 Volts CURRENT 70 mAmperes
APPLICATION
* Ultra high speed switching
BAS70CPT
FEATURE
* Small surface mounting type. (SOT-23) * High speed. (TRR=2.5nSec Typ.) * Suitable for high packing density.
.018 (0.30) .019 (0.50)
SOT-23
.041 (1.05) .033 (0.85)
(1)
* Maximum total power disspation is 200mW. * Peak forward surge current is 100mA.
CONSTRUCTION
.110 (2.80) .082 (2.10) .066 (1.70) .119 (3.04)
* PN junction guard ring protection
(3)
WEIGHT
* 0.008 grams ( Approx.)
(2)
MARKING
* B3
.055 (1.40) .047 (1.20)
.103 (2.64) .086 (2.20)
.028 (0.70) .020 (0.50)
.007 (0.177)
CIRCUIT
(2)
(1)
.045 (1.15) .033 (0.85)
.002 (0.05)
(3)
Dimensions in inches and (millimeters)
SOT-23
RATINGS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current Peak Forward Surge Current at 1Sec. Typical Junction Capacitance between Terminal (Note 1) Maximum Reverse Recovery Time (Note 2) Maximum Operating Temperature Range Storage Temperature Range
SYMBOL VRRM VRMS VDC IO IFSM CJ TRR TJ TSTG
BAS70CPT 70 49 70 70 100 2.0 5.0 -55 to +125 -65 to +150
UNITS Volts Volts Volts mAmps mAmps pF nSec
o o
C C
ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS @IF= 1.0mA Maximum Instantaneous Forward Voltage @IF= 15mA Maximum Average Reverse Current at VR= 50V IR VF 1000 100 nAmps 2002-10 SYMBOL BAS70CPT 410 mVolts UNITS
NOTES : 1. Measured at 1.0 MHZ and applied reverse voltage of 0! volts. 2. Measured at applied froward current of 10mA and reverse current of 10mA. 3. ESD sensitive product handling required.
RATING CHARACTERISTIC CURVES ( BAS70CPT )
FIG. 1 - FORWARD CHARACTERISTICS 1 FORWARD CURRENT, (A) 100m 10m
=1 Ta 25
o
FIG. 2 - REVERSE CHARACTERISTICS 10m REVERSE CURRENT, (A) 1m
o Ta=125 C
75
o
C
100u 10u 1u 100n 10n
o 100 C o 75 C o 50 C
C
25
-2 5
o
o
C
1m 100u
C
o 25 C
10u 0 0.2 0.4 0.6 0.8 1.0 1.2 FORWARD VOLTAGE, (V)
0
10
20
30
40
50
60
70
REVERSE VOLTAGE, (V)
FIG. 3 - TYPICAL JUNCTION CAPACITANCE
Ta =25oC f=1MHz
5 2 1 .5 .2 .1 0 2 4 6 8 10
AVERAGE FORWARD CURRENT, (%)
10 JUNCTION CAPACITANCE , (pF)
120 100 80 60 40 20 0
FIG. 4 - TYPICAL FORWARD CURRENT DERATING CURVE
12
14
0
25
50
75
100
o
125
150
REVERSE VOLTAGE, (V)
AMBIENT TEMPERATURE, ( C)

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