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BAT54CW
Surface Mount Schottky Diode
International
1912 Rectifier
Preliminary Data Sheet PD-20639 12/01
BAT54CW
SCHOTTKY DIODE
Major Ratings and Characteristics
SOT323
Characteristics Value Units
IF (DC) PerLeg 0.2 A Deseriptionl Features
This Schottky barrier double diode is designed for high speed
V 30 V switching application, voltage clamping and circuit protection.
RRM Miniature surface mount packages with reduced foot print are
excellent for portable application where space is limited
's, @t =10ms sine 1.0 A
. Small foot print, surface mountable
VF @30mA DC’TJ=25°C 0.5 V . Verylowforward voltagedrop
d PowerDissipation 200 mW . Extremelyfastswitching speedforhighfrequencyoperation
@TA=25°C . Guard ring for enhanced ruggedness and long term
reliability
T J range Pt 65 to 1 50 "C
Case Styles
DeviceMarking: IR4A
II DIM Millimeters Inches
Min Max Min Max
A 0.25 0.40 0.010 0.016
K B 1.15 1.35 0.045 0.053
l 1 l C 2.00 2.20 0.079 0.087
J M s,) 1 D _ 0.05 _ 0.026
a F 0.30 0.40 0.012 0.016
LTJ l. G 1.20 1.40 0.047 0.055
SOLDERING PAD H 1.80 2.20 0.071 0.087
J 000 0.10 0.000 0.004
0.025 mm
A 0025 mm A C.65" K 0.90 1.00 0.035 0.039
Ti, '085“ e L OAO 030 0.004 0.012
m . _ F M 0109 025 0.004 0.010
l A 8" 8°
C 1 LJ LJ a
- - - - - - B 0.075 mm (K)
1 1.9" l 1
_ 0.035 mm: L]
- -F--M
l I 2 l LU 3 0.028 mm _ I
-r-:u--i-l 0.7" l, l,
Outline SOT323 (A) (A)
1
BAT54CW
Preliminary Data Sheet PD-20639 12101
International
IOR Rectifier
Voltage Ratings
Part number Value
VR Max. DC Reverse Voltage (V) 30
VRWM Max. Working Peak Reverse Voltage (V)
Absolute Maximum Ratings
Parameters Value Units Conditions
' Forward Current 0.2 A DC,perLeg
IFSM Max.PeakOneCycIeNon-Repetitive 8.4 A 5ps Sine or3ps Rect.pulse Following any rated
load condition and
SurgeCurrent,@TJ=25°C 1.0 A 10msSine or6ms Rect. pulse with rated VRRMapplied
Electrical Specifications
Parameters Value Units Conditions
VFM Max. Forward Voltage Drop (1) 0.24 V @ 0.1mA
0.32 V @ 1mA
Vo, Max. Forward Voltage Drop (1) 0.40 V @ 10mA
0.50 V @ 30mA T J = 25°C
0.65 V @100mA
Im, Max. Reverse Leakage (1) 2 pA VR = 25V
Current 3 HA VR = 30V
c, Max. Junction Capacitance 10 pF VR = 1VDC (test signal range 100KHz to 1Mhz), T J = 25°C
dv/dt Max. Voltage Rate of Change 10000 V/ps
(Rated W)
(1) Pulse Wldth < 300ps, Duty Cycle < 2%
Thermal-Mechanical Specifications
Parameters Value Units Conditions
T, Max.Junction Temperature Range(*) -65 to150 "C
Tsta Max.Storage Temperature Range -65 to 1 50 "C
Rthira) Max.Therma|ResistanceJunction 625 °C/W Mounted on PC board FR4withminimum pad size
toAmbient
Wt ApproximateWeight 0.006 gr
Case Style SOT323
Device Marking IR4C
(*)dPtot < 1
dT] Rth(j-a)
thermal runaway condition for a diode on its own heatsink
