BAT54T/AT/CT/ST Surface Mount Schottky Diodes
P b Lead(Pb)-Free
SCHOTTKY DIODES 200m AMPERES 30 VOLTS
Features:
* Low forward voltage * Fast switching * Ultra-Small Surface Mount Package * PN Junction Guard Ring for Transient and ESD Protection
3 1 2
Mechanical Data:
* Terminals: Solderable per MIL-STD-202, Method 208 * Polarity: See Diagrams Page.2 * Marking: See Diagrams Page.2 * Weight: 0.002 grams (approx)
SOT-523(SC-75)
SOT-523 Outline Dimensions (SC-75)
SC-75
B C
Unit:mm
A
TOP
VIEW
D E G H K L
J
M
Dim A B C D E G H J K L M
0.30 0.70 1.45 0.15 0.80 1.40 0.00 0.70 0.37 0.10
Min
0.50 0.90 1.75 0.50 0.40 1.00 1.80 0.10 1.00 0.48 0.25
Max
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BAT54T/AT/CT/ST
Maximum Ratings
Characteristic
Non-Repetitive Peak Reverse Voltage DC Blocking Voltage Average Rectified Output Current Power Dissipation Storage Temperature Range Storage Temperature Range
( TA=25°C Unless otherwise noted)
Symbol
VRRM VR IO Pd TJ TSTG
Value
30 200 150 150 -55 to + 150
Unit
V mA mW °C °C
Electrical Characteristics
Characteristic
Reverse Breakdown Voltage IR=100µA Forward Voltage IF=0.1mA IF=1mA IF=10mA IF=30mA IF=100mA Total Capacitance VR=1V, f=1.0MHz Reverse Current VR=25V
( TA=25°C Unless otherwise noted)
Symbol
V(BR)R
Min
30
Max
Unit
V
VF
240 320 400 500 1000 10 2 5.0
V
CT IR Trr
PF µA nS
Reverse Recover Time IF =10mA, IR =10mA~1mA, RL=100Ω
Device Marking
Item
BAT54T BAT54AT BAT54CT BAT54ST
Marking
L1 L2 L3 L4
Eqivalent Circuit diagram
3 3 3 3 1 2 1 2 1 2 1
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BAT54T/AT/CT/ST
Electrical Characteristic curves(TA=25˚C)
IF, INSTANTANEOUS FORWARD CURRENT (A)
1
PD, P WER DISSIPATION (mW)
0.1
200
0.01
TA = 125ºC
TA = 75°C TA = 25°C TA = 0°C
100
0.001
TA = - 40°C
0
0.0001
0
25
50
75
100
125
150
0
0.2
0.4
0.6
0.8
1.0
Fig. 1 Power Derating Curve
TA, AMBIENT TEMPERATURE (°C)
VF, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig .2 Forward Characteristics .
100
TA = 125ºC
12
f = 1.0MHz
CT, TOTAL CAPACITANCE (pF)
20 25 30
10
10
1
TA = 75ºC
8
TA = 25ºC
6
0.1
TA = 0ºC
4
0.01
2
0.001
0
5
10
15
0 0 5 10 15 20 25 30
VR, INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics
Fig. 4 Typical Capacitance vs. Reverse Voltage
VR, REVERSE VOLTAGE (V)
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