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30BQ040PBFIRN/a35000avaiSCHOTTKY RECTIFIER
30BQ040TRPBFVISHAYIRN/a4300avaiSCHOTTKY RECTIFIER


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30BQ040PBF-30BQ040TRPBF
SCHOTTKY RECTIFIER
International
122R Rectifier
Bulletin PD-2.439 rev.G 07/04
3OBQ040
SCHOTTKY RECTIFIER
Major Ratings and Characteristics
|F(AV) = 3.0Amp
VR = 40V
Description! Features
The 3080040 surface-mount Schottky rectifier has been de-
Cathode
Characteristics 3030040 Units signed for applications requiring low forward drop and small
foot prints on PC boards. Typical applications are in disk drives,
|F(AV) Rectangular 3.0 A switching power supplies, converters, free-wheeling diodes,
wavefor m battery charging, and reverse battery protection.
VRRM 40 V . Small foot print, surface mountable
. Very low forward voltage drop
'FSM @tp= 5 ps sine 2000 A . High frequency operation
. Guard ring for enhanced ruggedness and long term
VF @3.0Apk, Ts) =125°C 0.43 V reliability
Ts) range - 55 to150 'C
Case Styles

Bulletin PD-2.439 rev.G 07/04
International
TOR Rectifier
Voltage Ratings
Part number 30BQ040
VR Max. DC Reverse Voltage (V) 40
VRWIVI Max. Working Peak Reverse Voltage (V)
Absolute Maximum Ratings
Parameters 30BQ Units Conditions
IHAV) Max.Average Forward Current 3.0 A 50% duty cycle@TL=118°C,rectangular wave form
4.0 50% duty cycle@TL=110°C, rectangular waveform
G, Max. PeakOne Cycle Non-Repetitive 2000 A 5ps Sine or 3ps Rect. pulse Following any rated
load condition and
Surge Current 110 10ms Sine or 6ms Rect. pulse with rated VRRM applied
EAS Non Repetitive Avalanche Energy 6.0 mJ TJ=25°C,IAS=1.0A,L=12mH
I AR Repetitive Avalanche Current 1.0 A Current decaying linearlyto zeroin1 usec
Frequency limited by T, max. Va= 15er typical
Electrical Specifications
Parameters 30BQ Units Conditions
VFM Max. Forward Voltage Drop (1) 0.53 V @ 3A T, = 25 "C
0.68 V @ 6A
0.43 V @ 3A T, = 125 ''C
0.57 V @ 6A
Ira, Max. Reverse Leakage Current (1) 0.5 mA TJ = 25 "C v,, = rated VR
30 mA T J = 125 ''C
c, Max. Junction Capacitance 230 pF VR = 5VDC (test signal range 100KHz to 1Mhz) 25''C
Ls Typical Series Inductance 3.0 nH Measured lead to lead 5mm from package body
dv/dt Max. Voltage Rate of Change 10000 V/ps (Rated VR)
(1) Pulse Wdth < 300ps, Duty Cycle < 2%
Thermal-Mechanical Specifications
Parameters 30BQ Units Conditions
T J Max. Junction Temperature Range(*) -55 to 150 ''C
Tsig Max.Storage Temperature Range -55 to150 "C
RthJL Max. Thermal Resistance 12 "C/W DC operation
Junction to Lead (**)
'u, Max. Thermal Resistance 46 "CAN DC operation
Junction to Ambient
wt Approximate Weight 0.24 (0.008) g (oz.)
Case Style SMC Similar to DO-214AB
Device Marking IR3F
C) dPtot < 1
dT] Rth(j-a)
C') Mounted 1 inch square PCB
thermal runaway condition for a diode on its own heatsink

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