參數(shù)資料
型號： AP432VL-13
廠商： Diodes Inc.
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)： 5/12頁
文件大小： 266K
代理商： AP432VL-13
AP432/AP432A
ADJUSTABLE PRECISION SHUNT REGULATOR
Electrical Characteristics
( T
A
= 25
o
C, V
+
= +5.0V, unless otherwise stated )
Parameter
V
KA
= Vref,
I
KA
= 10mA (Fig.1)
Deviation of Reference Input Voltage over
Temperature (Note 8)
Ta = full range (Fig.1)
AP432/AP432A Rev. 6 5 of 12 MARCH 2007
www.diodes.com
Diodes Incorporated
Test conditions
Symbol
Min.
1.227
1.233
Typ.
Max.
1.252
1.246
Unit
AP432
AP432A
Reference Voltage
V
REF
1.24
V
V
KA
= V
REF
, I
KA
= 10mA ,
V
REF
3.0
20
mV
Ratio of the Change in Reference Voltage to
the Change in Cathode Voltage
I
KA
= 10mA
(Fig.2)
V
KA
= 20 ~V
REF
KA
REF
V
V
-1.4
-2.0
mV/V
Reference Input Current
R1 = 10K
,R2 =
∞
I
KA
= 10mA (Fig.2)
R1 = 10K
,R2 =
∞
I
KA
= 10mA
Ta = Full range (Fig.2)
V
KA
= V
REF
(Fig.1)
V
KA
= 20V , V
REF
= 0V (Fig.3)
V
KA
= V
REF
Frequency
≤
1KHz (Fig.1)
I
REF
1.4
3.5
μA
Deviation of Reference Input Current over
Temperature
α
I
REF
0.4
1.2
μA
Minimum Cathode Current for Regulation
Off-state Current
I
KA(min)
I
KA(off)
Z
0.15
0.1
0.3
1.0
mA
μA
Dynamic Output Impedance (Note 9)
KA
0.2
0.5
V
MAX
V
MIN
T
I
T
2
Temperature
V
DEV
= V
MAX
- V
MIN
Note: 8. 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
(
V
Where:
T2 – T1 = full temperature change.
α
V
REF
can be positive or negative depending on whether the slope is positive or negative.
Note: 9. The dynamic output impedance, R
Z
, is defined as:
1
2
6
REF
DEV
(25
REF
T
T
10
)
C)
°
V
=
α
……………………..……………….. (
)
C
ppm
°
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:
R1
(1
Z
i
)
R2
v
Z
KA
'
KA
+
=
≈
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AP432VL-A 功能描述:基準電壓& 基準電流 INTRF SHUNT REF BI 200MA 20V 1.24V RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Voltage References 拓撲結(jié)構(gòu):Shunt References 參考類型:Programmable 輸出電壓:1.24 V to 18 V 初始準確度:0.25 % 平均溫度系數(shù)（典型值）:100 PPM / C 串聯(lián) VREF - 輸入電壓（最大值）: 串聯(lián) VREF - 輸入電壓（最小值）: 分流電流（最大值）:60 mA 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-23-3L 封裝:Reel
AP432VL-B 制造商:DIODES 制造商全稱:Diodes Incorporated 功能描述:ADJUSTABLE PRECISION SHUNT REGULATOR
AP432W 功能描述:基準電壓& 基準電流 1.24V - 20V 250mA RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Voltage References 拓撲結(jié)構(gòu):Shunt References 參考類型:Programmable 輸出電壓:1.24 V to 18 V 初始準確度:0.25 % 平均溫度系數(shù)（典型值）:100 PPM / C 串聯(lián) VREF - 輸入電壓（最大值）: 串聯(lián) VREF - 輸入電壓（最小值）: 分流電流（最大值）:60 mA 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-23-3L 封裝:Reel
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