參數(shù)資料
型號: AP432
元件分類: 穩(wěn)壓器
英文描述: Adjustable Precision Shunt Regulator
中文描述: 可調(diào)節(jié)精密并聯(lián)穩(wěn)壓器
文件頁數(shù): 5/16頁
文件大小: 313K
代理商: AP432
Adjustable Precision Shunt Regulator
AP432/AP432A
Anachip Corp.
www.anachip.com.tw
Rev.1.0 May.7, 2004
5/16
V
MAX
V
MIN
T
I
T
2
TEMPERATURE
V
DEV
= V
MAX
- V
MIN
Note 3. Deviation of reference input voltage, V
DEV
, is defined as the maximum variation of the reference over
the full temperature range.
The average temperature coefficient of the reference input voltage
α
V
REF
is defined as:
V
(
°
=
α
1
2
6
C)
(25
REF
V
DEV
REF
V
T
T
10
)
×
……………………..……………….. (
)
C
ppm
°
Where:
T2 – T1 = full temperature change.
α
V
REF
can be positive or negative depending on whether the slope is positive or negative.
Note 4. The dynamic output impedance, R
Z
, is defined as:
KA
KA
KA
I
V
Z
=
When the device is programmed with two external resistors R1 and R2 (see Figure 2.), the dynamic output
impedance of the overall circuit, is defined as:
v
'
Z
KA
Test Circuits
)
(
R2
R1
1
Z
i
KA
+
=
Input
V
REF
V
KA
I
KA
Fig1. Test Circuit for V
KA
= V
REF
IN
V
REF
R1
R2
I
REF
I
KA
V
KA
Fig2. Test circuit for V
KA
V
REF
IN
V
KA
I
Z(OFF)
Fig3. Test Circuit for off-state Current
R1
I
)
R2
R1
(1
V
V
REF
REF
KA
+
+
=
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