DISCRETE SEMICONDUCTORS
DATA SHEET
M3D176
BZX79 series Voltage regulator diodes
Product data sheet Supersedes data of 1999 May 25 2002 Feb 27
NXP Semiconductors
Product data sheet
Voltage regulator diodes
FEATURES • Total power dissipation: max. 500 mW • Two tolerance series: ±2%, and approx. ±5% • Working voltage range: nom. 2.4 to 75 V (E24 range) • Non-repetitive peak reverse power dissipation: max. 40 W.
handbook, halfpage
BZX79 series
k
a
MAM239
APPLICATIONS • Low voltage stabilizers or voltage references. DESCRIPTION Low-power voltage regulator diodes in hermetically sealed leaded glass SOD27 (DO-35) packages. The diodes are available in the normalized E24 ±2% (BZX79-B) and approx. ±5% (BZX79-C) tolerance range. The series consists of 37 types with nominal working voltages from 2.4 to 75 V.
The diodes are type branded.
Fig.1
Simplified outline (SOD27; DO-35) and symbol.
LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 60134). SYMBOL IF IZSM Ptot PZSM Tstg Tj Notes 1. Device mounted on a printed circuit-board without metallization pad; lead length max. 2. Tie-point temperature ≤ 50 °C; max. lead length 8 mm. ELECTRICAL CHARACTERISTICS Total BZX79-B and BZX79-C series Tj = 25 °C unless otherwise specified. SYMBOL VF PARAMETER forward voltage CONDITIONS IF = 10 mA; see Fig.4 MAX. 0.9 UNIT V PARAMETER continuous forward current non-repetitive peak reverse current total power dissipation non-repetitive peak reverse power dissipation storage temperature junction temperature tp = 100 μs; square wave; Tj = 25 °C prior to surge Tamb = 50 °C; note 1 Tamb = 50 °C; note 2 CONDITIONS − MIN. MAX. 250 UNIT mA
see Tables 1 and 2 A − − 400 500 40 +200 +200 mW mW W °C °C
tp = 100 μs; square wave; − Tj = 25 °C prior to surge; see Fig.3 −65 −65
2002 Feb 27
2
NXP Semiconductors
Product data sheet
Voltage regulator diodes
BZX79 series
SYMBOL IR
PARAMETER reverse current BZX79-B/C2V4 BZX79-B/C2V7 BZX79-B/C3V0 BZX79-B/C3V3 BZX79-B/C3V6 BZX79-B/C3V9 BZX79-B/C4V3 BZX79-B/C4V7 BZX79-B/C5V1 BZX79-B/C5V6 BZX79-B/C6V2 BZX79-B/C6V8 BZX79-B/C7V5 BZX79-B/C8V2 BZX79-B/C9V1 BZX79-B/C10 BZX79-B/C11 BZX79-B/C12 BZX79-B/C13 BZX79-B/C15 to BZX79-B/C75 VR = 1 V VR = 1 V VR = 1 V VR = 1 V VR = 1 V VR = 1 V VR = 1 V VR = 2 V VR = 2 V VR = 2 V VR = 4 V VR = 4 V VR = 5 V VR = 5 V VR = 6 V VR = 7 V VR = 8 V VR = 8 V VR = 8 V
CONDITIONS
MAX. 50 20 10 5 5 3 3 3 2 1 3 2 1 700 500 200 100 100 100 50
UNIT μA μA μA μA μA μA μA μA μA μA μA μA μA nA nA nA nA nA nA nA
VR = 0.7VZnom
2002 Feb 27
3
Table 1 Per type, BZX79-B/C2V4 to BZX79-B/C24 Tj = 25 °C unless otherwise specified. WORKING VOLTAGE VZ (V) at IZtest = 5 mA Tol. ±2% (B) MIN. 2V4 2V7 3V0 3V3 3V6 3V9 4V3 4V7 5V1 5V6 6V2 6V8 7V5 8V2 9V1 10 11 12 13 15 16 18 20 22 24 2.35 2.65 2.94 3.23 3.53 3.82 4.21 4.61 5.00 5.49 6.08 6.66 7.35 8.04 8.92 9.80 10.80 11.80 12.70 14.70 15.70 17.60 19.60 21.60 23.50 MAX. 2.45 2.75 3.06 3.37 3.67 3.98 4.39 4.79 5.20 5.71 6.32 6.94 7.65 8.36 9.28 10.20 11.20 12.20 13.30 15.30 16.30 18.40 20.40 22.40 24.50 Tol. approx. ±5% (C) MIN. 2.2 2.5 2.8 3.1 3.4 3.7 4.0 4.4 4.8 5.2 5.8 6.4 7.0 7.7 8.5 9.4 10.4 11.4 12.4 13.8 15.3 16.8 18.8 20.8 22.8 MAX. 2.6 2.9 3.2 3.5 3.8 4.1 4.6 5.0 5.4 6.0 6.6 7.2 7.9 8.7 9.6 10.6 11.6 12.7 14.1 15.6 17.1 19.1 21.2 23.3 25.6 DIFFERENTIAL RESISTANCE rdif (Ω) TEMP. COEFF. SZ (mV/K) at IZtest = 5 mA (see Figs 5 and 6) DIODE CAP. NON-REPETITIVE PEAK Cd (pF) REVERSE CURRENT IZSM (A) at f = 1 MHz; VR = 0 V at tp = 100 μs; Tamb = 25 °C
2002 Feb 27 4
NXP Semiconductors
Voltage regulator diodes
BZX79Bxxx Cxxx
at IZtest = 1 mA TYP. 275 300 325 350 375 400 410 425 400 80 40 30 30 40 40 50 50 50 50 50 50 50 60 60 60 MAX. 600 600 600 600 600 600 600 500 480 400 150 80 80 80 100 150 150 150 170 200 200 225 225 250 250
at IZtest = 5 mA TYP. 70 75 80 85 85 85 80 50 40 15 6 6 6 6 6 8 10 10 10 10 10 10 15 20 25 MAX. 100 100 95 95 90 90 90 80 60 40 10 15 15 15 15 20 20 25 30 30 40 45 55 55 70 MIN. −3.5 −3.5 −3.5 −3.5 −3.5 −3.5 −3.5 −3.5 −2.7 −2.0 0.4 1.2 2.5 3.2 3.8 4.5 5.4 6.0 7.0 9.2 10.4 12.4 12.3 14.1 15.9 TYP. −1.6 −2.0 −2.1 −2.4 −2.4 −2.5 −2.5 −1.4 −0.8 1.2 2.3 3.0 4.0 4.6 5.5 6.4 7.4 8.4 9.4 11.4 12.4 14.4 15.6 17.6 19.6 MAX. 0 0 0 0 0 0 0 0.2 1.2 2.5 3.7 4.5 5.3 6.2 7.0 8.0 9.0 10.0 11.0 13.0 14.0 16.0 18.0 20.0 22.0 450 450 450 450 450 450 450 300 300 300 200 200 150 150 150 90 85 85 80 75 75 70 60 60 55 MAX. 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 4.0 4.0 3.0 3.0 2.5 2.5 2.5 2.0 1.5 1.5 1.5 1.25 1.25 MAX.
BZX79 series
Product data sheet
Table 2 Per type, BZX79-B/C27 to BZX79-B/C75 Tj = 25 °C unless otherwise specified. WORKING VOLTAGE VZ (V) at IZtest = 2 mA Tol. ±2% (B) MIN. 27 30 33 36 39 43 47 51 56 62 68 75 26.50 29.40 32.30 35.30 38.20 42.10 46.10 50.00 54.90 60.80 66.60 73.50 MAX. 27.50 30.60 33.70 36.70 39.80 43.90 47.90 52.00 57.10 63.20 69.40 76.50 Tol. approx. ±5% (C) MIN. 25.1 28.0 31.0 34.0 37.0 40.0 44.0 48.0 52.0 58.0 64.0 70.0 MAX. 28.9 32.0 35.0 38.0 41.0 46.0 50.0 54.0 60.0 66.0 72.0 79.0 DIFFERENTIAL RESISTANCE rdif (Ω) TEMP. COEFF. SZ (mV/K) at IZtest = 2 mA (see Figs 5 and 6) DIODE CAP. NON-REPETITIVE PEAK Cd (pF) REVERSE CURRENT IZSM (A) at f = 1 MHz; VR = 0 V at tp = 100 μs; Tamb = 25 °C
2002 Feb 27 5
NXP Semiconductors
Voltage regulator diodes
BZX79Bxxx Cxxx
at IZtest = 0.5 mA at IZtest = 2 mA TYP. 65 70 75 80 80 85 85 90 100 120 150 170 MAX. 300 300 325 350 350 375 375 400 425 450 475 500 TYP. 25 30 35 35 40 45 50 60 70 80 90 95 MAX. 80 80 80 90 130 150 170 180 200 215 240 255 MIN. 18.0 20.6 23.3 26.0 28.7 31.4 35.0 38.6 42.2 58.8 65.6 73.4 TYP. 22.7 25.7 28.7 31.8 34.8 38.8 42.9 46.9 52.0 64.4 71.7 80.2 MAX. 25.3 29.4 33.4 37.4 41.2 46.6 51.8 57.2 63.8 71.6 79.8 88.6 50 50 45 45 45 40 40 40 40 35 35 35 MAX. 1.0 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.3 0.25 0.2 MAX.
BZX79 series
Product data sheet
NXP Semiconductors
Product data sheet
Voltage regulator diodes
THERMAL CHARACTERISTICS SYMBOL Rth j-tp Rth j-a Note 1. Device mounted on a printed circuit-board without metallization pad. GRAPHICAL DATA PARAMETER CONDITIONS
BZX79 series
VALUE 300 380
UNIT K/W K/W
thermal resistance from junction to tie-point lead length 8 mm. thermal resistance from junction to ambient lead length max.; see Fig.2 and note 1
103 handbook, full pagewidth Rth j-a (K/W) δ=1 0.75 0.50 0.33 0.20 0.10 0.05
MBG930
102
10
0.02 0.01 ≤0.001 tp T
tp T
δ=
1 10−1
1
10
102
103
104
tp (ms)
105
Fig.2 Thermal resistance from junction to ambient as a function of pulse duration.
2002 Feb 27
6
NXP Semiconductors
Product data sheet
Voltage regulator diodes
BZX79 series
103 handbook, halfpage PZSM (W) 102
MBG801
MBG781
handbook, halfpage
300
IF (mA) 200
(1)
10
(2)
100
1 10−1
1
duration (ms)
10
0 0.6
0.8
VF (V)
1
(1) Tj = 25 °C (prior to surge). (2) Tj = 150 °C (prior to surge).
Tj = 25 °C.
Fig.3
Maximum permissible non-repetitive peak reverse power dissipation versus duration.
Fig.4
Typical forward current as a function of forward voltage.
MBG783
MBG782
handbook, halfpage
0
handbook, halfpage
10
12 SZ (mV/K) −1 4V3 SZ (mV/K) 5 11 10 9V1 8V2 7V5 6V8 3V9 3V6
6V2 5V6 5V1 4V7
−2
3V3 3V0 2V4 2V7
0
−3
0
20
40
IZ (mA)
60
−5
0
4
8
12
16
IZ (mA)
20
BZX79-B/C2V4 to BZX79-B/C4V3. Tj = 25 to 150 °C.
BZX79-B/C4V7 to BZX79-B/C12. Tj = 25 to 150 °C.
Fig.5
Temperature coefficient as a function of working current; typical values.
Fig.6
Temperature coefficient as a function of working current; typical values.
2002 Feb 27
7
NXP Semiconductors
Product data sheet
Voltage regulator diodes
PACKAGE OUTLINE Hermetically sealed glass package; axial leaded; 2 leads
BZX79 series
SOD27
(1)
b
D
L
G1
L
DIMENSIONS (mm are the original dimensions) UNIT mm b max. 0.56 D max. 1.85 G1 max. 4.25 L min. 25.4 0 1 scale 2 mm
Note 1. The marking band indicates the cathode. OUTLINE VERSION SOD27 REFERENCES IEC A24 JEDEC DO-35 EIAJ SC-40 EUROPEAN PROJECTION ISSUE DATE 97-06-09
2002 Feb 27
8
NXP Semiconductors
Product data sheet
Voltage regulator diodes
DATA SHEET STATUS DOCUMENT STATUS(1) Objective data sheet Preliminary data sheet Product data sheet Notes 1. Please consult the most recently issued document before initiating or completing a design. PRODUCT STATUS(2) Development Qualification Production DEFINITION
BZX79 series
This document contains data from the objective specification for product development. This document contains data from the preliminary specification. This document contains the product specification.
2. 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. 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 2002 Feb 27 9 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.
NXP Semiconductors
Customer notification This data sheet was changed to reflect the new company name NXP Semiconductors. No changes were made to the content, except for the legal definitions and disclaimers.
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Printed in The Netherlands 613514/03/pp10 Date of release: 2002 Feb 27 Document order number: 9397 750 09387