TL432AIL3T

更新时间： 2024-10-28 12:29:03

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		/
页数	文件大小	规格书
21页	939K
描述
Programmable voltage reference

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中文翻译

获取价格

数据手册

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TL432AIL3T 数据手册

TL431, TL432

Electrical characteristics

Table 5.

Symbol

TL431IY (T_amb= 25°C unless otherwise specified)

TL431IY

TL431AIY

Unit

Parameter

Min. Typ. Max. Min. Typ. Max.

Reference input voltage

V_ref

V_KA= V_ref, I_k= 10 mA

2.44 2.495 2.55 2.47 2.495 2.52

T_min≤ T_amb≤ T_max

2.41

2.58 2.44

2.55

Reference input voltage deviation over temperature

range ⁽¹⁾

ΔV_ref

V_KA= V_ref, I_k= 10 mA, T_min≤ T_amb≤ T_max

mV/V

µA

Ratio of change in reference input voltage to change

in cathode to anode voltage

ΔVref

------------

ΔVka

I_k= 10 mA, ΔV_KA= 10 V to V_ref

I_k= 10 mA, ΔV_KA= 36 V to 10 V

-2.7 -1.4

-2

-1

-2

-1

Reference input current

I_k= 10 mA, R1 = 10 kΩ, R2 = ∞

I_ref

1.8

6.5

T_min≤ T_amb≤ T_max

Reference input current deviation over temperature

range

ΔI_ref

I_k= 10 mA, R1 = 10 kΩ, R2 = ∞, T_min≤ T_amb

≤

0.8

0.5

2.5

0.8

0.5

1.2

0.6

µA

T_max

Minimum cathode current for regulation

I_min

V_KA= V_ref

Off-state cathode current

2.6 1000

3000

2.6 1000

3000

I_off

T_min≤ T_amb≤ T_max

Dynamic impedance ⁽²⁾

⏐ZKA⏐

0.22

0.5

0.22

0.5

V_KA= V_ref, Δ I_k= 1 to 100 mA, F ≤ 1 kHz

1. See definition of Section 3.1: Reference input voltage deviation over temperature range below.

ΔV

2. ^{The dynamic impedance is defined as}|ZKA| =

---------------

ΔI_k

3.1

Reference input voltage deviation over temperature range

ΔV_refis defined as the difference between the maximum and minimum values obtained over

the full temperature range.

ΔV_ref= V_{ref max}- V_{ref min}

Figure 6.

Reference input voltage deviation over temperature range

Doc ID 4467 Rev 11

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