DISCRETE SEMICONDUCTORS

DATA SHEET
book, halfpage

M3D154

BZX284 series
Voltage regulator diodes
Product specification 1999 Apr 19
Supersedes data of 1996 Apr 17
Philips Semiconductors Product specification

Voltage regulator diodes BZX284 series

FEATURES DESCRIPTION
• Total power dissipation: Low-power voltage regulator diodes in a small ceramic SMD SOD110 package.
max. 400 mW The diodes are available in the normalized E24 ±2% (BZX284-B) and ±5%
• Two tolerance series: (BZX284-C) tolerance range. The series consists of 37 types with nominal
±2% and ±5% working voltages from 2.4 to 75 V.
• Working voltage range:
nom. 2.4 to 75 V (E24 range).
cathode mark
handbook, 4 columns
a k k a
APPLICATIONS
• General regulation functions.

bottom view side view top view MAM219

Fig.1 Simplified outline (SOD110) and symbol.

MARKING

TYPE MARKING TYPE MARKING TYPE MARKING TYPE MARKING

NUMBER CODE NUMBER CODE NUMBER CODE NUMBER CODE
BZX284-B2V4 WO BZX284-B15 XH BZX284-C2V4 YO BZX284-C15 ZH
BZX284-B2V7 WP BZX284-B16 XI BZX284-C2V7 YP BZX284-C16 ZI
BZX284-B3V0 WQ BZX284-B18 XJ BZX284-C3V0 YQ BZX284-C18 ZJ
BZX284-B3V3 WR BZX284-B20 XK BZX284-C3V3 YR BZX284-C20 ZK
BZX284-B3V6 WS BZX284-B22 XL BZX284-C3V6 YS BZX284-C22 ZL
BZX284-B3V9 WT BZX284-B24 XM BZX284-C3V9 YT BZX284-C24 ZM
BZX284-B4V3 WU BZX284-B27 XN BZX284-C4V3 YU BZX284-C27 ZN
BZX284-B4V7 WV BZX284-B30 XO BZX284-C4V7 YV BZX284-C30 ZO
BZX284-B5V1 WW BZX284-B33 XP BZX284-C5V1 YW BZX284-C33 ZP
BZX284-B5V6 WX BZX284-B36 XQ BZX284-C5V6 YX BZX284-C36 ZQ
BZX284-B6V2 WY BZX284-B39 XR BZX284-C6V2 YY BZX284-C39 ZR
BZX284-B6V8 WZ BZX284-B43 XS BZX284-C6V8 YZ BZX284-C43 ZS
BZX284-B7V5 XA BZX284-B47 XT BZX284-C7V5 ZA BZX284-C47 ZT
BZX284-B8V2 XB BZX284-B51 XU BZX284-C8V2 ZB BZX284-C51 ZU
BZX284-B9V1 XC BZX284-B56 XV BZX284-C9V1 ZC BZX284-C56 ZV
BZX284-B10 XD BZX284-B62 XW BZX284-C10 ZD BZX284-C62 ZW
BZX284-B11 XE BZX284-B68 XX BZX284-C11 ZE BZX284-C68 ZX
BZX284-B12 XF BZX284-B75 XY BZX284-C12 ZF BZX284-C75 ZY
BZX284-B13 XG − − BZX284-C13 ZG − −

1999 Apr 19 2
Philips Semiconductors Product specification

Voltage regulator diodes BZX284 series

LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
IF continuous forward current − 250 mA
IZSM non-repetitive peak reverse current tp = 100 µs; square wave; see Tables 1 and 2
Tamb = 25 °C prior to surge
Ptot total power dissipation Tamb = 25 °C; note 1 − 400 mW
Tstg storage temperature −65 +150 °C
Tj junction temperature − 150 °C

Note
1. Device mounted on a printed-circuit board: 11 × 25 × 1.6 mm.

ELECTRICAL CHARACTERISTICS
Total BZX284-B and C series
Tj = 25 °C unless otherwise specified.

SYMBOL PARAMETER CONDITIONS MAX. UNIT

VF forward voltage IF = 10 mA; see Fig.4 0.9 V
IF = 100 mA; see Fig.4 1.1 V
IR reverse current
BZX284-B/C2V4 VR = 1 V 50 µA
BZX284-B/C2V7 VR = 1 V 20 µA
BZX284-B/C3V0 VR = 1 V 10 µA
BZX284-B/C3V3 VR = 1 V 5 µA
BZX284-B/C3V6 VR = 1 V 5 µA
BZX284-B/C3V9 VR = 1 V 3 µA
BZX284-B/C4V3 VR = 1 V 3 µA
BZX284-B/C4V7 VR = 2 V 3 µA
BZX284-B/C5V1 VR = 2 V 2 µA
BZX284-B/C5V6 VR = 2 V 1 µA
BZX284-B/C6V2 VR = 4 V 3 µA
BZX284-B/C6V8 VR = 4 V 2 µA
BZX284-B/C7V5 VR = 5 V 1 µA
BZX284-B/C8V2 VR = 5 V 700 nA
BZX284-B/C9V1 VR = 6 V 500 nA
BZX284-B/C10 VR = 7 V 200 nA
BZX284-B/C11 VR = 8 V 100 nA
BZX284-B/C12 VR = 8 V 100 nA
BZX284-B/C13 VR = 8 V 100 nA
BZX284-B/C15 to 75 VR = 0.7VZnom 50 nA

1999 Apr 19 3
1999 Apr 19

Philips Semiconductors
Table 1 Per type BZX284-B/C2V4 to B/C24

Voltage regulator diodes

Tj = 25 °C unless otherwise specified.

WORKING VOLTAGE DIFFERENTIAL RESISTANCE TEMP. COEFF. DIODE CAP. NON-REPETITIVE PEAK
VZ (V) rdif (Ω) SZ (mV/K) Cd (pF) REVERSE CURRENT
BZX284-
at IZtest = 5 mA at IZtest = 5 mA at f = 1 MHz; IZSM (A) at tp = 100 µs;
B or C
(see Figs 5 and 6) VR = 0 V Tamb = 25 °C
XXX Tol. ±2% (B) Tol. ±5% (C) at IZtest = 1 mA at IZtest = 5 mA
MIN. MAX. MIN. MAX. TYP. MAX. TYP. MAX. TYP. MAX. MAX.
2V4 2.35 2.45 2.2 2.6 275 400 70 100 −1.6 450 12.0
2V7 2.65 2.75 2.5 2.9 300 450 75 100 −2.0 440 12.0
3V0 2.94 3.06 2.8 3.2 325 500 80 95 −2.1 425 12.0
3V3 3.23 3.37 3.1 3.5 350 500 85 95 −2.4 410 12.0
3V6 3.53 3.67 3.4 3.8 375 500 85 90 −2.4 390 12.0
3V9 3.82 3.98 3.7 4.1 400 500 85 90 −2.5 370 12.0
4V3 4.21 4.39 4.0 4.6 410 600 80 90 −2.5 350 12.0
4V7 4.61 4.79 4.4 5.0 425 500 50 80 −1.4 325 12.0
5V1 5.00 5.20 4.8 5.4 400 480 40 60 −0.8 300 12.0
5V6 5.49 5.71 5.2 6.0 80 400 15 40 1.2 275 12.0
4

6V2 6.08 6.32 5.8 6.6 40 150 6 10 2.3 250 12.0

6V8 6.66 6.94 6.4 7.2 30 80 6 15 3.0 215 12.0
7V5 7.35 7.65 7.0 7.9 15 80 2 10 4.0 170 4.0
8V2 8.04 8.36 7.7 8.7 20 80 2 10 4.6 150 4.0
9V1 8.92 9.28 8.5 9.6 20 100 2 10 5.5 120 3.0
10 9.80 10.20 9.4 10.6 20 150 2 10 6.4 110 3.0
11 10.80 11.20 10.4 11.6 25 150 2 10 7.4 108 2.5
12 11.80 12.20 11.4 12.7 25 150 2 10 8.4 105 2.5
13 12.70 13.30 12.4 14.1 25 170 2 10 9.4 103 2.5
15 14.70 15.30 13.8 15.6 25 200 3 15 11.4 99 2.0

BZX284 series
16 15.70 16.30 15.3 17.1 25 200 4 20 12.4 97 1.5

Product specification
18 17.60 18.40 16.8 19.1 25 225 4 20 14.4 93 1.5
20 19.60 20.40 18.8 21.2 30 225 4 20 16.4 88 1.5
22 21.60 22.40 20.8 23.3 30 250 5 25 18.4 84 1.25
24 23.50 24.50 22.8 25.6 30 250 6 30 20.4 80 1.25
1999 Apr 19

Philips Semiconductors
Table 2 Per type BZX284-B/C27 to B/C75

Voltage regulator diodes

Tj = 25 °C unless otherwise specified.

WORKING VOLTAGE DIFFERENTIAL RESISTANCE TEMP. COEFF. DIODE CAP. NON-REPETITIVE PEAK
VZ (V) rdif (Ω) SZ (mV/K) Cd (pF) REVERSE CURRENT
BZX284-
at IZtest = 2 mA at IZtest = 2 mA at f = 1 MHz; IZSM (A) at tp = 100 µs;
B or C
VR = 0 V Tamb = 25 °C
XXX Tol. ±2% (B) Tol. ±5% (C) at IZtest = 0.5 mA at IZtest = 2 mA
MIN. MAX. MIN. MAX. TYP. MAX. TYP. MAX. TYP. MAX. MAX.
27 26.50 27.50 25.1 28.9 35 250 8 40 23.4 73 1.0
30 29.40 30.60 28.0 32.0 35 250 10 40 26.6 66 1.0
33 32.30 33.70 31.0 35.0 40 275 11 40 29.7 60 0.9
36 35.30 36.70 34.0 38.0 40 300 15 60 33.0 59 0.8
39 38.20 39.80 37.0 41.0 40 300 25 75 36.4 58 0.7
43 42.10 43.90 40.0 46.0 45 325 30 80 41.2 56 0.6
47 46.10 47.90 44.0 50.0 45 325 30 90 46.1 55 0.5
51 50.00 52.00 48.0 54.0 45 350 35 110 51.0 52 0.4
56 54.90 57.10 52.0 60.0 50 375 40 120 57.0 49 0.3
62 60.80 63.20 58.0 66.0 60 400 50 140 64.4 44 0.3
5

68 66.60 69.40 64.0 72.0 75 400 55 160 71.7 40 0.25

75 73.50 76.50 70.0 79.0 85 400 70 175 80.2 35 0.2

BZX284 series

Product specification
Philips Semiconductors Product specification

Voltage regulator diodes BZX284 series

THERMAL CHARACTERISTICS

SYMBOL PARAMETER CONDITIONS VALUE UNIT

Rth j-a thermal resistance from junction to ambient note 1 315 K/W

Note
1. Device mounted on a printed-circuit board: 11 × 25 × 1.6 mm.

MOUNTING
Wave soldering
Reflow soldering
Before wave soldering, attach SOD110 packages to the
Follow standard reflow soldering techniques to ensure printed-circuit boards using a small dot of thermo-setting
correct application of solder paste and placement of the epoxy or UV-curing adhesive centred between the
SOD110 package (see Fig.2). soldering lands (see Fig.3).

,,,,, ,, ,,,
3.00 handbook, halfpage 3.40
handbook, halfpage

,,,,,
1.00 1.00
1.25

MGC119
,, ,,, 1.10 1.10
1.25

MGC126

Dimensions in mm. Dimensions in mm.

Fig.2 SOD110 reflow soldering pattern. Fig.3 SOD110 wave soldering pattern.

1999 Apr 19 6
Philips Semiconductors Product specification

Voltage regulator diodes BZX284 series

GRAPHICAL DATA

MBG781 MBG783
300 0
handbook, halfpage handbook, halfpage

IF SZ
(mA) (mV/K) 4V3

200 −1
3V9

3V6

100 −2 3V3
3V0

2V4
2V7
0 −3
0.6 0.8 VF (V) 1.0 0 20 40 IZ (mA) 60

BZX284-B/C2V4 to B/C4V3.
Tj = 25 to 150 °C.
Tj = 25 °C.

Fig.4 Forward current as a function of forward Fig.5 Temperature coefficient as a function of

voltage; typical values. working current; typical values.

MBG782
10
handbook, halfpage
12
SZ
11
(mV/K)
10
9V1
5
8V2
7V5
6V8
6V2
5V6
5V1
0
4V7

−5
0 4 8 12 16 20
IZ (mA)

BZX284-B/C4V7 to B/C12.
Tj = 25 to 150 °C.

Fig.6 Temperature coefficient as a function of

working current; typical values.

1999 Apr 19 7
Philips Semiconductors Product specification

Voltage regulator diodes BZX284 series

PACKAGE OUTLINE

Very small ceramic rectangular surface mounted package SOD110

D E

cathode
identifier DIMENSIONS (mm are the original dimensions)
A
UNIT D E y
1 2 max.
2.10 1.40
0 0.5 1 mm mm 1.6 0.1
1.90 1.10
scale

OUTLINE REFERENCES EUROPEAN

ISSUE DATE
VERSION IEC JEDEC EIAJ PROJECTION

SOD110 97-04-14

DEFINITIONS

Data sheet status

Objective specification This data sheet contains target or goal specifications for product development.
Preliminary specification This data sheet contains preliminary data; supplementary data may be published later.
Product specification This data sheet contains final product specifications.
Limiting values
Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or
more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation
of the device at these or at any other conditions above those given in the Characteristics sections of the specification
is not implied. Exposure to limiting values for extended periods may affect device reliability.
Application information
Where application information is given, it is advisory and does not form part of the specification.

LIFE SUPPORT APPLICATIONS

These products are not designed for use in life support appliances, devices, or systems where malfunction of these
products can reasonably be expected to result in personal injury. Philips customers using or selling these products for
use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such
improper use or sale.

1999 Apr 19 8
Philips Semiconductors Product specification

Voltage regulator diodes BZX284 series

NOTES

1999 Apr 19 9
Philips Semiconductors Product specification

Voltage regulator diodes BZX284 series

NOTES

1999 Apr 19 10
Philips Semiconductors Product specification

Voltage regulator diodes BZX284 series

NOTES

1999 Apr 19 11
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Printed in The Netherlands 115002/3180/03/pp12 Date of release: 1999 Apr 19 Document order number: 9397 750 05488