APL1431 Anpec Electronics Corporation, APL1431 Datasheet - Page 3

• Manufacturer Part Number: APL1431
• Description: Adjustable Precision Shunt Regulator
• Manufacturer: Anpec Electronics Corporation

APL1431
Electrical Characteristics Cont.
Test figures
Figure 1. Test Circuit for V
Figure 2. Test Circuit for V
Copyright
Rev. A.3 - May., 2003
Notes :
Symbol
I
|Z
I
I
I
K(min)
REF
K(off)
REF
I
V
KA
K
V
IN
/T
V
|
IN
O
ANPEC Electronics Corp.
= V
*1 : use Figure 1
*2 : use Figure 2
*3 : use Figure 3
R1
R2
KA
V
Reference current
Reference current
drift
Min. cathode current
Off-state cathode
current
Dynamic impedance
Cathode current
= V
REF
REF
Parameter
V
I
REF
REF
(1+R
KA
KA
=V
>V
1
REF
REF
/R
I
,
2
, V
K
) + I
I
O
K
=V
REF
V
I
R
I
R
V
V
V
I
V
KA
K
K
K
o
=10mA,
=10mA, R
KA
KA
KA
=1mA to 100mA, f 1kHz
KA
1
2
V
=10k , R
=open, T
=V
R
=V
= 20V, V
=V
=V
o
1
REF
Test Conditions
REF
REF
REF
*1
+ 50mV
A
1
REF
2
3
= -40 to 85 C
=10k ,
=open
Figure 3. Test Circuit for I
Application schematic
1mA to maintain APL431 work properly.
= 0V
T
R
A
*2
= 25°C ( unless otherwise noted)
b
*2
should provide cathode current large than
*3
V
V
IN
IN
*2
*1
5-Volt Precision Regulator
R
b
Min.
APL1431
K(off)
Typ.
0.25
1.0
0.3
0.1
0.1
I
K(off)
www.anpec.com.tw
Max.
27.5k
27.5k
100
0.1%
0.1%
0.5
0.4
3
1
1
V
o
V
o
Unit
mA
mA
A
A
A