参数资料
型号: TL431ASA-7
厂商: Diodes Inc
文件页数: 5/14页
文件大小: 0K
描述: IC VREF SHUNT PREC ADJ SOT-23-3
标准包装: 1
基准类型: 旁路,可调节,精度
输出电压: 2.495 V ~ 36 V
容差: ±1%
输入电压: 高达 36V
通道数: 1
电流 - 阴极: 1mA
电流 - 输出: 100mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: TO-236-3,SC-59,SOT-23-3
供应商设备封装: SOT-23-3
包装: 标准包装
其它名称: TL431ASA-7DIDKR
TL431/TL432
ADJUSTABLE PRECISION SHUNT REGULATOR
Typical Performance Characteristics
2600
0.2
V KA REF
2580
2560
I KA = 10mA
= V
T A = 25 ° C
R1 = 10K Ω
R2 = ∞
I KA = 10mA
0.15
2540
2520
2500
0.1
2480
2460
0.05
2440
2420
2400
-55 -35
-15 5 25 45 65 85 105 125
T A Free Air Temperature ( ° C)
0
-55
-35
-15 5 25 45 65 85 105 125
T A Free Air Temperature ( ° C)
V KA REF
V KA REF
150
Reference Voltage vs. Free Air Temperature
= V
T A = 25 ° C
200
Reference Current vs. Free Air Temperature
= V
T A = 25 ° C
100
100
50
0
-50
0
I KMIN
-100
-2
-1
0 1 2
3
-100
-2
-1
0
1 2
3
0.50
V KA Cathode Voltage (V)
Cathode Current vs. Cathode Voltage
-0.2
V KA Cathode Voltage
Cathode Current vs. Cathode Voltage
0.45
0.40
V KA = 36V
V REF = 0
-0.3
-0.4
V KA = 3V to 36V
0.35
0.30
0.25
0.20
0.15
-0.5
-0.6
-0.7
-0.8
0.10
-0.9
0.05
0.00
-1.0
-50
-25
0 25 50 75 100 125
-75
-50
-25 0 25 50 75
T A Free Air Temperature ( ° C)
100 125
T A Free Air Temperature (C)
Ratio of Delta Reference Voltage to Delta Cathode
Off-State Cathode Current vs. Free Air Temperature
Voltage vs. Free Air Temperature
TL431 *SO-8 is a future package
Document number: DS35044 Rev. 6 - 2
5 of 14
April 2012
? Diodes Incorporated
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