rc0431a Fairchild Semiconductor, rc0431a Datasheet - Page 3

• Manufacturer Part Number: rc0431a
• Description: Low-voltage Adjustable Precision Shunt Regulator
• Manufacturer: Fairchild Semiconductor

PRODUCT SPECIFICATION
Dissipation Rating Table
Electrical Specifications
T
Notes:
1. Functional operation under these conditions is not implied. Permanent damage may occur if the device is subjected to
2. Full temperature range is 0°C to 70°C.
3. The deviation parameters V
4. The dynamic impedance is defined as: Z
REV. 1.0.7 8/5/03
TO-92
SOT23-5
A
V
V
∆V
∆V
I
I
I
I
|Z
ref
ref(dev)
K(min)
off
ref
ref (dev)
Symbol
= 25°C (unless otherwise noted), at free-air
KA
conditions outside these ratings.
obtained over the rated temperature range. The average full-range temperature coefficient of the reference input voltage,
∞V
where ∆T
∞V
temperature.
When the device is operating with two external resistors (see Figure 2), the total dynamic impedance of the circuit is given
by:
Package
∞V
Z
ref
KA
KA
|
ref
ref
ref
, is defined as:
can be positive or negative depending on whether minimum V
=
〈
ppm/°C
A
∆V
------- -
∆I
is the rated operating free-air temperature range of the device.
Reference Voltage
V
range (see note 2)
Ratio of V
voltage change
Reference terminal current
I
range (see note 2)
Minimum cathode current for
regulation
Off-state cathode current
Dynamic impedance (see note 3)
≈
ref
ref
Z
deviation over full temperature
〉
KA
deviation over full temperature
=
×
{
--------------------------------------------------------------------------------------------- -
V


ref
1
ref dev
Power Rating
+
ref(dev)
change in cathode
Parameters
T A ≤ 25°C
(
775mW
150mW
R
------ -
R
1
2


)
⁄
and I
V
ref
∆T
ref(dev)
〈
T
KA
A
A
= ∆V
=
25°C
are defined as the differences between the maximum and minimum values
KA
/ ∆I
〉
} 10
×
K
V
I
T
V
See note 2 and Figure 1.
I
∆V
See figure 2.
I
R1 = 10KΩ, R2 = ∞
See figure 2.
I
R1 = 10KΩ, R2 = ∞
See note 1 & figure 2.
V
See figure 1.
V
See figure 3.
V
I
See figure 1.
K
K
K
K
K
A
KA
KA
KA
KA
KA
6
= 10mA,
= 10mA,
= 10mA,
= 10mA,
= 0.1mA to 15mA,
KA
= 0 to 70°C
Derating Factor
= V
= V
= V
= 6V, V
= V
= V
T A ≥ 25°C
6.2mW/
1.2mW/
Conditions
ref
ref
ref
ref
ref
ref
, T
, I
, f ≤ 1KHz
or maximum V
ref
K
to 6V.
A
O
= 10mA,
o
C
= 25°C
= 0
C
ref
, respectively, occurs at the lower
1.228
1.221
Min.
Power Rating
0.001
Typ.
1.24
0.15
0.05
0.25
-1.5
T A = 70°C
55
4
496mW
96mW
RC0431A (RC431A)
1.252
1.259
Max.
-2.7
0.5
0.3
0.1
0.4
12
80
Units
mV
mV
µA
µA
µA
µA
Ω
V
V
3