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| 型号： | AP432YL-13 |
| 厂商： | Diodes Inc |
| 文件页数： | 1/15页 |
| 文件大小： | 0K |
| 描述： | IC VREF SHUNT PREC ADJ SOT-89-3 |
| 标准包装： | 1 |
| 基准类型： | 旁路，可调节，精度 |
| 输出电压： | 1.24 V ~ 20 V |
| 容差： | ±1% |
| 温度系数： | 30ppm/°C |
| 输入电压： | 高达 36V |
| 通道数： | 1 |
| 电流 - 阴极： | 300µA |
| 电流 - 输出： | 200mA |
| 工作温度： | -20°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | TO-243AA |
| 供应商设备封装： | SOT-89-3 |
| 包装： | 标准包装 |
| 其它名称： | AP432YLDIDKR |
AP432/AP432A
ADJUSTABLE PRECISION SHUNT REGULATOR
Description
Pin Assignments
The AP432 and AP432A are 3-terminal adjustable precision shunt
regulators with guaranteed stable temperature over the applicable
extended commercial temperature range. The output voltage may be
(1) SOT25
(Top View)
(2) SO-8
(Top View)
set at any level greater than 1.24V (V REF ) up to 20V merely by
NC
1
5 ANODE
CATHODE
1
8
REF
selecting two external resistors that act as a voltage divider network.
ANODE
2
7
ANODE
These devices have a typical output impedance of 0.2 ? . Active output
NC
2
ANODE
3
6
ANODE
circuitry provides very sharp turn-on characteristics, making these
devices excellent improved replacements for Zener diodes in many
CATHODE
3
4
REF
NC
4
5
NC
applications.
The
precise
+/-
1%
reference
voltage
tolerance
of
the
(3) SC59
(Top View)
(4) SC59R
(Top View)
AP432/AP432A make it possible in many applications to avoid the
use of a variable resistor, consequently saving cost and eliminating
drift and reliability problems associated with it.
Features
?
Precision Reference Voltage
ANODE 1
3 REF
2 CATHODE
ANODE 1
3 CATHODE
2 REF
?
AP432 : 1.24V ± 1%
AP432A : 1.24V ± 0.5%
Sink Current Capability: 200mA
(5) SOT23
(Top View)
(6) SOT23R
(Top View)
?
?
Minimum Cathode Current for Regulation: 150 μ A
Equivalent Full-Range Temp Coefficient: 30 ppm/°C
3
REF
3 CATHODE
?
?
?
?
Fast Turn-On Response
Low Dynamic Output Impedance: 0.2 ?
Programmable Output Voltage to 20V
Low Output Noise
ANODE
1
2 CATHOD
ANODE
1
2 REF
?
Lead Free packages: SOT25, SC59, SC59R, SOT89-3 and
?
TO92
Lead-Free Finish; RoHS Compliant (Notes 1 & 2)
SOT23, SOT23R, SOT25, SC59, SC59R, SO-8, SOT89 and
TO92: Available in “Green” Molding Compound (No Br, Sb)
Halogen and Antimony Free. “Green” Device (Note 3) ?
(7) SOT89-3
(Top View)
(8) TO92
(Top View)
3 Cathode
2 Anode
1
2
3
1 REF
REF Anode Cathode
Notes:
1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. All applicable RoHS exemptions applied.
2. See http://www.diodes.com for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
Typical Applications Circuit
V IN
V OUT
C in
+
R1
+
C out
A P 432
R2
V O U T = (1+R 1/R 2)V R E F
P recision R egulator
AP432/AP432A
Document number: DS31003 Rev. 18 - 2
1 of 15
September 2012
? Diodes Incorporated
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