DIODES QSBT40-7 Datasheet
Features
V
TCUDORPWEN
· Low Forward Voltage Drop
· Fast Switching
· Very High Density
· Ultra-Small Surface Mount Package
· PN Junction Guard Ring for Transient and
ESD Protection
· Provide transient protection for high-speed data
lines in accordance with:
IEC61000-4-2 (ESD) 15kV (Air), 8kV (Contact)
IEC61000-4-4 (EFT) 80A (tp = 5/50 ns)
IEC61000-4-5 (Lightning) Class 3
Mechanical Data
· Case: SOT-363, Molded Plastic
· Case material - UL Flammability Rating 94V-0
· Moisture sensitivity: Level 1 per J-STD-020A
· Terminals: Solderable per MIL-STD-202,
Method 208
· Polarity: See Diagram
· Weight: 0.006 grams (approx.)
· Marking Code: KST (See Page 2)
Maximum Ratings
@ TA = 25°C unless otherwise specified
QSBT40
QUAD DATA LINE SCHOTTKY BUS TERMINATOR
A
C
D
DL1
F
B
CC
GND
M
L
DL2
DL3DL4
TOP VIEW
G
H
K
J
SOT-363
Dim Min Max
A
0.10 0.30
B
1.15 1.35
C
2.00 2.20
D
0.65 Nominal
F
0.30 0.40
H
1.80 2.20
J
K
L
M
a
All Dimensions in mm
¾ 0.10
0.90 1.00
0.25 0.40
0.10 0.25
0° 8°
Characteristic Symbol Value Unit
(BR)R
V
F
I
R
C
T
t
rr
V
RRM
V
RWM
V
R
I
FM
I
FSM
P
d
R
qJA
T
j
T
STG
Min
30 ¾
Typ Max Unit Test Condition
¾¾
¾¾ 2 mA
¾ 10.0 ¾ pF
¾¾5.0 ns
-55 to +125 °C
-65 to +125 °C
¾
280
350
450
550
1000
30 V
200 mA
600 mA
200 mW
625 °C/W
= 100mA
I
V
R
IF = 0.1mA, tp < 300µS
IF = 1.0mA, tp < 300µS
mV
IF = 10mA, tp < 300µS
IF = 30mA, tp < 300µS
IF = 100mA, tp < 300µS
VR = 25V
VR = 0, f = 1.0MHz
IF = IR = 10mA,
= 0.1 x IR,RL = 100W
I
rr
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Forward Continuous Current (Note 1)
Non-Repetitive Peak Forward Surge Current @ t < 1.0s
Power Dissipation (Note 1)
Thermal Resistance Junction to Ambient Air (Note 1)
Operating Temperature Range
Storage Temperature Range
Electrical Characteristics
Characteristic Symbol
Reverse Breakdown Voltage (Note 2)
Forward Voltage (Note 2)
Reverse Current (Note 2)
Total Capacitance (Note 3)
Reverse Recovery Time
Notes: 1. Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch; pad layout as shown on Diodes Inc. suggested pad layout
document AP02001, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
2. Short duration test pulse used to minimize self-heating effect.
3. At VR= 0V, DL(X) to VCC or GND.
@ TA = 25°C unless otherwise specified
V
DS30195 Rev. 7 - 2 1 of 2 QSBT40
www.diodes.com
Ordering Information
TCUDORPWEN
Notes: 4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Device
QSBT40-7
(Note 4)
Packaging Shipping
SOT-363 3000/Tape & Reel
Marking Information
KST = Product Type Marking Code
YM = Date Code Marking
KST
Date Code Key
Y = Year ex: N = 2002
M = Month ex: 9 = September
YM
Year 2001 2002 2003 2004 2005 2006
Code
Month Jan Feb March Apr May Jun Jul
Code
MNP R S T
1234 567
2007 2008 2009
UVW
Aug Sep Oct Nov Dec
89 OND
DS30195 Rev. 7 - 2 2 of 2 QSBT40
www.diodes.com
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