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BAT400D
0.5A Surface Mount Schottky Barrier Rectifier
Voltage Range
40 Volts
480m Watts Power Dissipation
Features
a Low forward voltage drop
a High conductance
Mechanical Data
a Case: SOT-23, Molded plastic
a Terminals: Solderable per MIIL-STD-202,
Method 208
a Polarity: See diagram
Marking: KSJ
a
Weight: 0.008 grams (approx.)
SOT-23
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25ambient temperature unless otherwise specified.
Maximum Ratings
Type Number Symbol BAT400D Units
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
40
V
RMS Reverse Voltage VR(RMS) 28 V
Average Rectified Cureent Io 0.5 A
Non-repetitive Peak Forward Surge Current
8.3ms Single half Sine-Wave Superimposed on
Rated Load (JEDEC Method)
IFSM
3
A
Power Dissipation (see figure 1) Pd 480 mW
Thermal Resistance Junction to Ambient Air
(Note 1) RJA 286 OC /W
Operating and Storage Temperature Range TJ, TSTG -40 to + 125 OC
Electrical Characteristics
Type Number Symbol Min Typ Max Units
Reverse Breakdown Voltage IR=1mA V(BR) 40 - -
V
Reverse Leakage Current (Note 2) VR=10V
VR=30V IR --
-- 1.0
2.0 30
50 uA
uA
Forward Voltage Drop (Note 2) IF=10mA
IF=500mA VF -
- 285
480 300
550 mV
Junction Capacitance VR=0, f=1.0MHz
VR=10, f=1.0MHz Cj - 125
20 -
- pF
Notes: 1. Valid Provided that Terminals are Kept at Ambient Temperature.
2. Short Duration Pulse Test used to Minimize Self-Heating Effect.
0.020(0.51)
0.015(0.37)
0.055(1.40)
0.047(1.19)
0.098(2.50)
0.083(2.10)
0.024(0.61)
0.018(0.45)
0.007(0.178)
0.003(0.076)
0.024(0.61)
0.018(0.45)
0.080(2.05)
0.070(1.78)
0.041(1.05)
0.047(0.89)
0.120(3.05)
0.104(2.65)
0.006(0.15)
0.001(0.013)
0.043(1.10)
0.035(0.89)
RATINGS AND CHARACTERISTIC CURVES (BAT400D)
FIG.1- POWER DERATING CURVE FIG.2- TYPICAL FWD CHARACTERISTICS
P , POWER DISSIPATION (W)
d
0
00
T , AMBIENT TEMPERATURE ( C)
A
O
I , INSTANTANEOUS FWD CURRENT (A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
1i
FIG.3- TYPICAL REVERSE CHARACTERISTICS
V , REVERSE VOLTAGE (V)
R
I , INSTANTANEOUS FORWARD CURRENT (A)
R
0
FIG.4- TYPICAL JUNCTION CAPACITANCE VS
REVERSE VOLTAGE
V , REVERSE VOLTAGE (V)
R
C , JUNCTION CAPACITANCE (pF)
J
T = +75 C
A
O
T = +125 C
A
O
T = +25 C
A
O
T=-25C
A
O
T = +25 C
A
O
T = +75 C
A
O
T = +125 C
A
O
f=1Mhz
30 60 90 120 150
0.2
0.4
0.6
0.10 0.20 0.30 0.40 0.50 0.60
10i
100i
1m
10m
100m
1
5.01015202530 3540
0.1i
1i
10i
100i
1m
10m
0 5 10 15 20 25
10
100
1,000
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