Data Sheet

MMBD4148
High-speed switching diode
Rev. 01 — 4 June 2009
Product data sheet
1. Product profile
1.1 General description
High-speed switching diode, encapsulated in a small SOT23 (TO-236AB)
Surface-Mounted Device (SMD) plastic package.
1.2 Features
n High switching speed: trr ≤ 4 ns
n Low leakage current
n Repetitive peak reverse voltage:
VRRM ≤ 75 V
n Low capacitance
n Reverse voltage: VR ≤ 75 V
n Small SMD plastic package
1.3 Applications
n High-speed switching
n General-purpose switching
1.4 Quick reference data
Table 1.
Quick reference data
Symbol
Parameter
VR
reverse voltage
IR
reverse current
trr
reverse recovery time
[1]
Conditions
VR = 75 V
[1]
Min
Typ
Max
Unit
-
-
75
V
-
-
0.5
µA
-
-
4
ns
When switched from IF = 10 mA to IR = 10 mA; RL = 100 Ω; measured at IR = 1 mA.
2. Pinning information
Table 2.
Pinning
Pin
Description
1
anode
2
not connected
3
cathode
Simplified outline
Graphic symbol
3
3
1
1
2
2
006aaa764
MMBD4148
NXP Semiconductors
High-speed switching diode
3. Ordering information
Table 3.
Ordering information
Type number
MMBD4148
Package
Name
Description
Version
-
plastic surface-mounted package; 3 leads
SOT23
4. Marking
Table 4.
Marking codes
Type number
Marking code[1]
MMBD4148
A6*
[1]
* = -: made in Hong Kong
* = p: made in Hong Kong
* = t: made in Malaysia
* = W: made in China
5. Limiting values
Table 5.
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Parameter
VRRM
repetitive peak reverse
voltage
Conditions
VR
reverse voltage
[1]
IF
forward current
IFRM
repetitive peak forward
current
tp ≤ 0.5 µs;
δ ≤ 0.25
IFSM
non-repetitive peak forward
current
square wave
Max
Unit
75
V
-
75
V
-
215
mA
-
500
mA
[2]
tp = 1 µs
-
4
A
tp = 1 ms
-
1
A
-
0.5
A
-
250
mW
tp = 1 s
Tamb ≤ 25 °C
[1]
Ptot
total power dissipation
Tj
junction temperature
-
150
°C
Tamb
ambient temperature
−65
+150
°C
Tstg
storage temperature
−65
+150
°C
[1]
Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, tin-plated and standard
footprint.
[2]
Tj = 25 °C prior to surge.
MMBD4148_1
Product data sheet
Min
-
© NXP B.V. 2009. All rights reserved.
Rev. 01 — 4 June 2009
2 of 10
MMBD4148
NXP Semiconductors
High-speed switching diode
6. Thermal characteristics
Table 6.
Symbol
Thermal characteristics
Parameter
Conditions
Rth(j-a)
thermal resistance from
junction to ambient
Rth(j-t)
thermal resistance from
junction to tie-point
[1]
in free air
[1]
Min
Typ
Max
Unit
-
-
500
K/W
-
-
330
K/W
Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint.
7. Characteristics
Table 7.
Characteristics
Tamb = 25 °C unless otherwise specified.
Symbol
Parameter
VF
forward voltage
IR
Cd
trr
VFR
Conditions
reverse current
diode capacitance
Min
Typ
Max
Unit
IF = 1 mA
-
-
715
mV
IF = 10 mA
-
-
855
mV
IF = 50 mA
-
-
1
V
IF = 150 mA
-
-
1.25
V
VR = 25 V
-
-
30
nA
VR = 75 V
-
-
0.5
µA
VR = 25 V; Tj = 150 °C
-
-
30
µA
VR = 75 V; Tj = 150 °C
-
-
50
µA
[1]
f = 1 MHz; VR = 0 V
-
-
1.5
pF
reverse recovery time
[2]
-
-
4
ns
forward recovery voltage
[3]
-
-
1.75
V
[1]
Pulse test: tp ≤ 300 µs; δ ≤ 0.02.
[2]
When switched from IF = 10 mA to IR = 10 mA; RL = 100 Ω; measured at IR = 1 mA.
[3]
When switched from IF = 10 mA; tr = 20 ns.
MMBD4148_1
Product data sheet
© NXP B.V. 2009. All rights reserved.
Rev. 01 — 4 June 2009
3 of 10
MMBD4148
NXP Semiconductors
High-speed switching diode
006aab132
103
mbg704
102
IF
(mA)
IFSM
(A)
102
10
10
1
(1)
(2)
(3)
(4)
1
10−1
10−1
0
0.2
0.4
0.6
0.8
1.0
1
1.2
1.4
VF (V)
10
102
103
104
tp (µs)
(1) Tamb = 150 °C
Based on square wave currents.
(2) Tamb = 85 °C
Tj = 25 °C; prior to surge
(3) Tamb = 25 °C
(4) Tamb = −40 °C
Fig 1.
Forward current as a function of forward
voltage; typical values
Fig 2.
006aab133
102
IR
(µA)
10
(1)
1
(2)
Non-repetitive peak forward current as a
function of pulse duration; maximum values
mbg446
0.8
Cd
(pF)
0.6
10−1
0.4
(3)
10−2
10−3
0.2
10−4
(4)
10−5
0
0
20
40
60
80
0
100
4
8
VR (V)
(1) Tamb = 150 °C
12
VR (V)
16
f = 1 MHz; Tamb = 25 °C
(2) Tamb = 85 °C
(3) Tamb = 25 °C
(4) Tamb = −40 °C
Fig 3.
Reverse current as a function of reverse
voltage; typical values
Fig 4.
Diode capacitance as a function of reverse
voltage; typical values
MMBD4148_1
Product data sheet
© NXP B.V. 2009. All rights reserved.
Rev. 01 — 4 June 2009
4 of 10
MMBD4148
NXP Semiconductors
High-speed switching diode
8. Test information
tr
tp
t
D.U.T.
10 %
+ IF
IF
RS = 50 Ω
SAMPLING
OSCILLOSCOPE
V = VR + IF × RS
trr
t
Ri = 50 Ω
(1)
90 %
VR
mga881
input signal
output signal
(1) IR = 1 mA
Input signal: reverse pulse rise time tr = 0.6 ns; reverse voltage pulse duration tp = 100 ns; duty cycle δ = 0.05
Oscilloscope: rise time tr = 0.35 ns
Fig 5.
Reverse recovery time test circuit and waveforms
I
1 kΩ
RS = 50 Ω
D.U.T.
450 Ω
I
V
90 %
OSCILLOSCOPE
VFR
Ri = 50 Ω
10 %
t
tr
t
tp
input signal
output signal
mga882
Input signal: forward pulse rise time tr = 20 ns; forward current pulse duration tp ≥ 100 ns; duty cycle δ ≤ 0.005
Fig 6.
Forward recovery voltage test circuit and waveforms
MMBD4148_1
Product data sheet
© NXP B.V. 2009. All rights reserved.
Rev. 01 — 4 June 2009
5 of 10
MMBD4148
NXP Semiconductors
High-speed switching diode
9. Package outline
3.0
2.8
1.1
0.9
3
0.45
0.15
2.5 1.4
2.1 1.2
1
2
1.9
0.48
0.38
Dimensions in mm
Fig 7.
0.15
0.09
04-11-04
Package outline MMBD4148 (SOT23/TO-236AB)
10. Packing information
Table 8.
Packing methods
The indicated -xxx are the last three digits of the 12NC ordering code.[1]
Type number
MMBD4148
[1]
Package Description
SOT23
4 mm pitch, 8 mm tape and reel
3000
10000
-215
-235
For further information and the availability of packing methods, see Section 14.
MMBD4148_1
Product data sheet
Packing quantity
© NXP B.V. 2009. All rights reserved.
Rev. 01 — 4 June 2009
6 of 10
MMBD4148
NXP Semiconductors
High-speed switching diode
11. Soldering
3.3
2.9
1.9
solder lands
solder resist
3
2
1.7
solder paste
occupied area
0.6
(3×)
0.7
(3×)
Dimensions in mm
0.5
(3×)
0.6
(3×)
1
Fig 8.
sot023_fr
Reflow soldering footprint MMBD4148 (SOT23/TO-236AB)
2.2
1.2
(2×)
1.4
(2×)
solder lands
4.6
solder resist
2.6
occupied area
Dimensions in mm
1.4
preferred transport direction during soldering
2.8
4.5
Fig 9.
Wave soldering footprint MMBD4148 (SOT23/TO-236AB)
MMBD4148_1
Product data sheet
sot023_fw
© NXP B.V. 2009. All rights reserved.
Rev. 01 — 4 June 2009
7 of 10
MMBD4148
NXP Semiconductors
High-speed switching diode
12. Revision history
Table 9.
Revision history
Document ID
Release date
Data sheet status
Change notice
Supersedes
MMBD4148_1
20090604
Product data sheet
-
-
MMBD4148_1
Product data sheet
© NXP B.V. 2009. All rights reserved.
Rev. 01 — 4 June 2009
8 of 10
MMBD4148
NXP Semiconductors
High-speed switching diode
13. Legal information
13.1 Data sheet status
Document status[1][2]
Product status[3]
Definition
Objective [short] data sheet
Development
This document contains data from the objective specification for product development.
Preliminary [short] data sheet
Qualification
This document contains data from the preliminary specification.
Product [short] data sheet
Production
This document contains the product specification.
[1]
Please consult the most recently issued document before initiating or completing a design.
[2]
The term ‘short data sheet’ is explained in section “Definitions”.
[3]
The product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple devices. The latest product status
information is available on the Internet at URL http://www.nxp.com.
13.2 Definitions
Draft — The document is a draft version only. The content is still under
internal review and subject to formal approval, which may result in
modifications or additions. NXP Semiconductors does not give any
representations or warranties as to the accuracy or completeness of
information included herein and shall have no liability for the consequences of
use of such information.
Short data sheet — A short data sheet is an extract from a full data sheet
with the same product type number(s) and title. A short data sheet is intended
for quick reference only and should not be relied upon to contain detailed and
full information. For detailed and full information see the relevant full data
sheet, which is available on request via the local NXP Semiconductors sales
office. In case of any inconsistency or conflict with the short data sheet, the
full data sheet shall prevail.
13.3 Disclaimers
General — Information in this document is believed to be accurate and
reliable. However, NXP Semiconductors does not give any representations or
warranties, expressed or implied, as to the accuracy or completeness of such
information and shall have no liability for the consequences of use of such
information.
Right to make changes — NXP Semiconductors reserves the right to make
changes to information published in this document, including without
limitation specifications and product descriptions, at any time and without
notice. This document supersedes and replaces all information supplied prior
to the publication hereof.
Suitability for use — NXP Semiconductors products are not designed,
authorized or warranted to be suitable for use in medical, military, aircraft,
space or life support equipment, nor in applications where failure or
malfunction of an NXP Semiconductors product can reasonably be expected
to result in personal injury, death or severe property or environmental
damage. NXP Semiconductors accepts no liability for inclusion and/or use of
NXP Semiconductors products in such equipment or applications and
therefore such inclusion and/or use is at the customer’s own risk.
Applications — Applications that are described herein for any of these
products are for illustrative purposes only. NXP Semiconductors makes no
representation or warranty that such applications will be suitable for the
specified use without further testing or modification.
Limiting values — Stress above one or more limiting values (as defined in
the Absolute Maximum Ratings System of IEC 60134) may cause permanent
damage to the device. Limiting values are stress ratings only and operation of
the device at these or any other conditions above those given in the
Characteristics sections of this document is not implied. Exposure to limiting
values for extended periods may affect device reliability.
Terms and conditions of sale — NXP Semiconductors products are sold
subject to the general terms and conditions of commercial sale, as published
at http://www.nxp.com/profile/terms, including those pertaining to warranty,
intellectual property rights infringement and limitation of liability, unless
explicitly otherwise agreed to in writing by NXP Semiconductors. In case of
any inconsistency or conflict between information in this document and such
terms and conditions, the latter will prevail.
No offer to sell or license — Nothing in this document may be interpreted
or construed as an offer to sell products that is open for acceptance or the
grant, conveyance or implication of any license under any copyrights, patents
or other industrial or intellectual property rights.
Export control — This document as well as the item(s) described herein
may be subject to export control regulations. Export might require a prior
authorization from national authorities.
Quick reference data — The Quick reference data is an extract of the
product data given in the Limiting values and Characteristics sections of this
document, and as such is not complete, exhaustive or legally binding.
13.4 Trademarks
Notice: All referenced brands, product names, service names and trademarks
are the property of their respective owners.
14. Contact information
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: [email protected]
MMBD4148_1
Product data sheet
© NXP B.V. 2009. All rights reserved.
Rev. 01 — 4 June 2009
9 of 10
MMBD4148
NXP Semiconductors
High-speed switching diode
15. Contents
1
1.1
1.2
1.3
1.4
2
3
4
5
6
7
8
9
10
11
12
13
13.1
13.2
13.3
13.4
14
15
Product profile . . . . . . . . . . . . . . . . . . . . . . . . . . 1
General description. . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Quick reference data. . . . . . . . . . . . . . . . . . . . . 1
Pinning information . . . . . . . . . . . . . . . . . . . . . . 1
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 2
Thermal characteristics. . . . . . . . . . . . . . . . . . . 3
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Test information . . . . . . . . . . . . . . . . . . . . . . . . . 5
Package outline . . . . . . . . . . . . . . . . . . . . . . . . . 6
Packing information. . . . . . . . . . . . . . . . . . . . . . 6
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . 8
Legal information. . . . . . . . . . . . . . . . . . . . . . . . 9
Data sheet status . . . . . . . . . . . . . . . . . . . . . . . 9
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Contact information. . . . . . . . . . . . . . . . . . . . . . 9
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
© NXP B.V. 2009.
All rights reserved.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: [email protected]
Date of release: 4 June 2009
Document identifier: MMBD4148_1