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■OUTPUT VOLTAGE : 2.5V ±1%
■INPUT VOLTAGE RANGE : 4.5V to 40V
■QUIESCENT CURRENT : 1.2mA typ.
■OUTPUT CURRENT : 10mA
DESCRIPTION
The MC1403 is a serial 2.5V bandgap voltage ref-
erence. The major advantages are the 1% preci-
sion, the wide input voltage range (4.5V to 40V)
and the low quiescent current (1.5mA max.)
ORDER CODE
D = Small Outline Package (SO) - also available in Tape & Reel (DT)
PIN CONNECTIONS (top view)
Part
Number Temperature
Range Package
D
MC1403 0°C, +70°C •
D
SO8
(Plastic Micropackage)
8765
1234
Vref
1 - Vin
2 - Vout
3 - GND
4 - N.C.
5 - N.C.
6 - N.C.
7 - N.C.
8 - N.C.
MC1403
2.5V PRECISION SERIAL VOLTAGE REFERENCE
February 2002
Obsolete Product(s) - Obsolete Product(s)Obsolete Product(s) - Obsolete Product(s)
Obsolete Product(s) - Obsolete Product(s)Obsolete Product(s) - Obsolete Product(s)
MC1403
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ABSOLUTE MAXIMUM RATINGS
OPERATING CONDITIONS
ELECTRICAL CHARACTERISTICS
Tamb = 25°C, VIN =15V (unless otherwise specified)
Symbol Parameter Value Unit
VIN Input Voltage 40 V
Tstg Storage Temperature Range -65 to +150 °C
Symbol Parameter Value Unit
VIN Input Voltage (IOUT =0mA) 4.5 to 40 V
Toper Operating Free Air Temperature Range 0 to +70 °C
Symbol Parameter Min. Typ. Max. Unit
VOUT Output Voltage
IOUT = 0m A 2.475 2.5 2.525 V
Temperature Coefficient of Output Voltage
IOUT = 0mA 10 40 ppm/°C
∆VOUT Output Voltage change Over the Full Temperature Range
IOUT = 0m A 27
mV
Reg line
Line regulation
IOUT = 0mA, 4.5V ≤Vi ≤15V
IOUT = 0mA, 15V ≤Vi ≤40V 3
4.5
mV
Reg load Load Regulation
0 ≤ IOUT ≤ 10mA 10 mV
IQQuiescent Current
IOUT = 0mA 1.2 1.5 mA
∆
Vout
∆
T
------------------
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MC1403
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PACKAGE MECHANICAL DATA
8 PINS - PLASTIC MICROPACKAGE (SO)
Dimensions Millimeters Inches
Min. Typ. Max. Min. Typ. Max.
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° (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
S 8° (max.)
b
e3
A
a2
s
L
C
E
c1
a3
b1
a1
DM
85
14
F
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