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BAT54 / BAT54A / BAT54C / BAT54S
Features
Low Turn-on Voltage Fast Switching PN Junction Guard Ring for Transient and ESD Protection
A L BS 3 To p Vie w G C D H 3 1 2 ANODE 1 2 ANODE K
Surface Mount Schottky Barrier Diode
SOT-23 Dim A B C D G H J J K L S V Min 2.8 00 1.2 00 0.8 90 0.3 70 1.7 80 0.0 13 0.0 85 0.4 50 0.8 90 2.1 00 0.4 50 Max 3.0 40 1.4 00 1.110 0.5 00 2.0 40 0.1 00 0.1 77 0.6 00 1.0 20 2.5 00 0.6 00
1 V
2
Mechanical Data
Case: Molded Plastic Terminals: Solderable per MIL-STD-202, Method 208 Polarity: See Diagrams Below Weight: 0.008 grams (approx.) Mounting Position: Any
All Dimensionin mm CATHODE 3 ANODE ANODE 1 2 CATHODE
3 CATHODE
1 ANODE
ANODE 3
CATHODE 1 2 CATHODE
3 CATHODE
BAT54 Marking : LV3 BAT54A Marking : BG o M A XI MU M R ATI NG S (T J = 125 C unless oth erwise noted) Rating Reverse Voltage Forward Power Dissipation @ TA = 25 oC Derate above 25 oC Forward Current (DC) Junction Temperature Storage Temperature Range
o
BAT54C Marking : KV3 Symbol VR PF IF TJ Tstg Value 30 225 1.8 200 Max 125 Max -55 to +150 Symbol V(BR)R CT IR VF VF VF trr VF VF IF IFRM IFSM 0.29 0.35 Min 30 7.6 0.5 0.22 0.41 0.52 Typ
BAT 54S Marking : LD3 Unit Volts mW mW/oC mA
o
C C
o
ELECTRICAL CHARACTERISTICS(TA = 25 C unless otherwise noted) (EACH DIODE) Characteristic Reverse Breakdown Voltage (IR = 10 mA) Total Capacitance (V R = 1.0 V, f = 1.0 MHz) Reverse Leakage (V R = 25 V) Forward Voltage (IF = 0.1 mAdc ) Forward Voltage (IF = 30 mAdc ) Forward Voltage (IF = 100 mAdc ) Reverse Recovery Time (IF = IR = 10 mAdc , IR(REC) = 1.0 mAdc ) Figure 1 Forward Voltage (IF = 1.0 mAdc ) Forward Voltage (IF = 10 mAdc ) Forward Current (DC) Repetitive Peak Forward Current Non epetitivePeak Forward Current (t < 1.0 s)
Max 10 2.0 0.24 0.5 1.0 5.0 0.32 0.40 200 300 600
Unit Volts pF mAdc Vdc Vdc Vdc ns Vdc Vdc mAdc mAdc mAdc
RATINGS AND CHARACTERISTIC CURVES BAT54 / BAT54A / BAT54C / BAT54S
Figure 1. Recovery Time Equivalent Test Circuit 820 + 10 V 2k 100 H 0.1 mF DUT IF 0.1 F tr 10% tp t IF trr t
50
Outp ut P ul se Gener ator
50 Input S a m pling Os cil l os cope
90% VR IR Input Signa l
IR(R EC ) = 1 m A Out put P ul s e (I F = IR = 10 m A; m easure d at IR(R EC ) = 1 m A)
No tes : 1. No tes : 2. No tes : 3. Figure 2. Forward Voltage 100
A 2.0 k var iab le res isto r adj ust ed for a Fo rwa rd Cu rren t (I F ) of 10 mA . Inp ut pul se is adj ust ed so I R(p eak ) is equ al to 10 mA . tp >> trr Figure 3. Leakage Current 1000 100 TA = 150 oC
o TA = 125 C
10
15 0 C
o
I R , Rev er s e Cur re nt ( m A)
I F , For wa r dCur r ent(mA)
10 1.0 0.1 0.01
1.0
12 5 oC 85 C
o
TA = 85 oC
25 C
o
-40 C
o
-55 oC 0.4 0.5 0.6
0.1
0.0
0.1
0.2
0.3
0.001
TA = 25 C
o
0
5
1
VF, Forward Voltage (V)
0 15 20 VR, Reverse Voltage (V)
25
30
Figure4.TotalCapacitance 14 12 C T , Tot a lCa pa cit a nce (pF) 10 8 6 4 2 0 0 5 1 0 15 20 25 30
VR, Reverse Voltage (V)

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