BAT54LPQ
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Product Summary
(@T
A
= +25°
C)
V
RRM
(V)
30
I
O
(mA)
200
V
F(MAX)
(V)
1
I
R(MAX)
(µA)
2.0
Features and Benefits
Low Forward Voltage Drop
Fast Switching
Ultra-Small Leadless Surface Mount Package
PN Junction Guard Ring for Transient and ESD Protection
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
The BAT54LPQ is suitable for automotive applications
requiring specific change control; it is AEC-Q101 qualified,
PPAP capable, and manufactured in IATF 16949 certified
facilities.
https://www.diodes.com/quality/product-definitions/
Applications
SMPS
Free Wheeling Diodes
Reverse Polarity Protection
DC-DC Converters
General Switching Applications
Mechanical Data
Case: X1-DFN1006-2
Case Material: Molded Plastic, "Green" Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminal Connections: Cathode Bar
Terminals: Finish - NiPdAu Annealed over Copper Leadframe.
Solderable per MIL-STD-202, Method 208
Weight: 0.001 grams (Approximate)
X1-DFN1006-2
Top View
Bottom View
Ordering Information
(Note 4)
Part Number
BAT54LPQ-7
BAT54LPQ-7B
Notes:
Compliance
Automotive
Automotive
Case
X1-DFN1006-2
X1-DFN1006-2
Packaging
3000/Tape & Reel
10,000/Tape & Reel
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant.
2. See https://www.diodes.com/quality/lead-free/ for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and
Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. For packaging details, go to our website at https://www.diodes.com/design/support/packaging/diodes-packaging/.
Marking Information
Top View
L1 or L1 = Product Type Marking Code
Bar Denotes Cathode Side
Top View
Bar Denotes Cathode Side
BAT54LPQ
Document number: DS42046 Rev. 2 - 2
1 of 5
www.diodes.com
October 2019
© Diodes Incorporated
BAT54LPQ
Maximum Ratings
(@T
A
= +25° unless otherwise specified.)
C,
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Average Rectified Output Current
Repetitive Peak Forward Current
Forward Surge Current
Symbol
V
RRM
V
RWM
V
R
I
O
I
FRM
I
FSM
Value
30
200
300
600
Unit
V
mA
mA
mA
@ t < 1.0s
Thermal Characteristics
Characteristic
Power Dissipation (Note 5)
Thermal Resistance, Junction to Ambient Air (Note 5)
Operating and Storage Temperature Range
Symbol
P
D
R
JA
T
J
, T
STG
Value
250
400
-65 to +125
Unit
mW
°
C/W
°
C
Electrical Characteristics
(@T
A
= +25° unless otherwise specified.)
C,
Characteristic
Reverse Breakdown Voltage (Note 6)
Symbol
V
(BR)R
Min
30
Typ
Max
240
320
Forward Voltage
V
F
400
500
1,000
Reverse Leakage Current (Note 6)
Total Capacitance
Reverse Recovery Time
Notes:
Unit
V
Test Condition
I
R
= 100µA
I
F
= 0.1mA
I
F
= 1mA
mV
I
F
= 10mA
I
F
= 30mA
I
F
= 100mA
I
R
C
T
t
RR
2.0
10
5.0
µA
pF
ns
V
R
= 25V
V
R
= 1.0V, f = 1.0MHz
I
F
= 10mA through I
R
= 10mA
to I
R
= 1.0mA, R
L
= 100Ω
5. Part mounted on FR-4 PC board with recommended pad layout, which can be found on our website at http://www.diodes.com/package-outlines.html.
6. Short duration pulse test used to minimize self-heating effect.
BAT54LPQ
Document number: DS42046 Rev. 2 - 2
2 of 5
www.diodes.com
October 2019
© Diodes Incorporated
BAT54LPQ
I
F
, INSTANTANEOUS FORWARD CURRENT (mA)
I
R
, INSTANTANEOUS REVERSE CURRENT (µA)
I
R
, Instantaneous Reverse Current (µA)
1,000
100
T
A
=125°
C
10
T
A
=75°
C
100
1
0.1
0.01
T
A
=0°
C
T
A
=25°
C
10
0.001
T
A
= -40°
C
1
0.0001
0.1
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
V
F,
V
R
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Typical Forward Characteristics
0.00001
0
3 6
9 12 15 18 21 24 27 30
V
R
, INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 2 Typical Reverse Characteristics
Figure 2 Typical Reverse Characteristics
300
P
D
, POWER DISSIPATION (mW)
250
200
150
100
50
0
0
25
50
75
100
125
C)
T
A
, AMBIENT TEMPERATURE
(°
)
(癈
Fig. 3 Power Derating Curve
BAT54LPQ
Document number: DS42046 Rev. 2 - 2
3 of 5
www.diodes.com
October 2019
© Diodes Incorporated
BAT54LPQ
Package Outline Dimensions
Please see http://www.diodes.com/package-outlines.html for the latest version.
X1-DFN1006-2
A
A1
D
R
E
b
X1-DFN1006-2
Dim Min Max Typ
A
0.47 0.53 0.50
A1
0
0.05 0.03
b
0.45 0.55 0.50
D
0.95 1.075 1.00
E
0.55 0.675 0.60
e
-
-
0.40
L
0.20 0.30 0.25
R
0.05 0.15 0.10
All Dimensions in mm
L
e
Suggested Pad Layout
Please see http://www.diodes.com/package-outlines.html for the latest version.
X1-DFN1006-2
X1
X
Dimensions
Y
G
C
C
G
X
X1
Y
Value
(in mm)
0.70
0.30
0.40
1.10
0.70
BAT54LPQ
Document number: DS42046 Rev. 2 - 2
4 of 5
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October 2019
© Diodes Incorporated
BAT54LPQ
IMPORTANT NOTICE
DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the
application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or
trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume
all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated
website, harmless against all damages.
Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel.
Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and
hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or
indirectly, any claim of personal injury or death associated with such unintended or unauthorized application.
Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings
noted herein may also be covered by one or more United States, international or foreign trademarks.
This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the
final and determinative format released by Diodes Incorporated.
LIFE SUPPORT
Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express
written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:
A. Life support devices or systems are devices or systems which:
1. are intended to implant into the body, or
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
labeling can be reasonably expected to result in significant injury to the user.
B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the
failure of the life support device or to affect its safety or effectiveness.
Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and
acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any
use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related
information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its
representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.
Copyright © 2019, Diodes Incorporated
www.diodes.com
BAT54LPQ
Document number: DS42046 Rev. 2 - 2
5 of 5
www.diodes.com
October 2019
© Diodes Incorporated
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