Page 1
2.5V PRECISION SERIAL VOLTAGE REFERENCE
.OUTPUTVOLTAGE: 2.5V±1%
.INPUTVOLTAGERANGE : 4.5V to 40V
.QUIESCENTCURRENT : 1.2mA typ.
.OUTPUTCURRENT : 10mA
MC1 40 3
N
DIP8
(Plastic Package)
D
SO8
(PlasticMicropackage)
DESC RIP TI ON
The MC1403 is a serial2.5V bandgap voltage reference. The major advantages are the 1% precision,thewideinputvoltagerange (4.5Vto40V)and
the low quiescentcurrent (1.5mA max.)
PI N CONNECTIO NS (top views)
DIP8/SO8
8765
1234
October1997 1/4
ORDER CODES
Part number Temperature Range
o
MC1403 0
1-V
IN
2-V
OUT
3 - GND
4 - N.C.
5 - N.C.
6 - N.C.
7 - N.C.
8 - N.C.
C, +70oC ••
Package
ND
Page 2
MC 1403
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
V
IN
T
oper
T
stg
OPERATINGCONDITIONS
Symbol Parameter Value Unit
V
IN
ELECTRICAL CHARACTERISTICS
T
amb
Symbol Parameter
V
OUT
∆V
∆T
∆V
Reg
Reg
I
Q
Input Voltage 40 V
Operating Free-air Temperature Range 0 to +70
Storage Temperature Range -65 to +150
Input Voltage (Io= 0mA) 4.5 to 40 V
=25oC, VIN= 15V (unless otherwise specified)
Value
Min. Typ. Max.
Output Voltage
Temperature Coefficient of Output Voltage
O
Output Voltage change Over the Full Temperature Range
O
Line Regulation
line
Load Regulation
load
Quiescent Current
= 0mA 2.475 2.5 2.525
I
OUT
I
= 0mA 10 40
OUT
= 0mA 2 7
I
OUT
= 0mA, 4.5V ≤ Vi≤ 15V
I
OUT
= 0mA, 15V ≤ Vi≤ 40V
I
OUT
0 ≤ I
I
OUT
≤ 10mA 10
OUT
= 0mA 1.2 1.5
3
4.5
o
C
o
C
Unit
ppm/
mV
mV
mV
mA
V
o
C
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Page 3
PACKAG E MECHANICAL DATA
8 PIN S - PLASTIC DIP
MC1403
Dimensions
A 3.32 0.131
a1 0.51 0.020
B 1.15 1.65 0.045 0.065
b 0.356 0.55 0.014 0.022
b1 0.204 0.304 0.008 0.012
D 10.92 0.430
E 7.95 9.75 0.313 0.384
e 2.54 0.100
e3 7.62 0.300
e4 7.62 0.300
F 6.6 0260
i 5.08 0.200
L 3.18 3.81 0.125 0.150
Z 1.52 0.060
Min. Typ. Max. Min. Typ. Max.
Millimeters Inches
3/4
Page 4
MC 1403
PACKAG E MECHANICAL DATA
8 PIN S - PLASTIC MICROPACKAGE (SO)
Dimensions
Min. Typ. Max. Min. Typ. Max.
Millimeters Inches
A 1.75 0.069
a1 0.1 0.25 0.004 0.010
a2 1.65 0.065
a3 0.65 0.85 0.026 0.033
b 0.35 0.48 0.014 0.019
b1 0.19 0.25 0.007 0.010
C 0.25 0.5 0.010 0.020
c1 45
o
(typ.)
D 4.8 5.0 0.189 0.197
E 5.8 6.2 0.228 0.244
e 1.27 0.050
e3 3.81 0.150
F 3.8 4.0 0.150 0.157
L 0.4 1.27 0.016 0.050
M 0.6 0.024
S8
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which
may result from its use. No license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON
Microelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes
and replaces all information previously supplied. SGS-THOMSON Microelectronics products are not authorizedfor use as critical
components in life support devices or systems without express written approval of SGS-THOMSON Microelectronics.
o
(max.)
1997 SGS-THOMSON Microelectronics – Printed in Italy – AllRights Reserved
Australia - Brazil - Canada - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco
The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdo m - U.S.A.
SGS-THOMSON Microelectronics GROUP OF COMPANIES
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