UA723D

更新时间： 2024-02-17 08:57:45

品牌	Logo	应用领域
德州仪器 - TI		稳压器
页数	文件大小	规格书
17页	468K
描述
PRECISION VOLTAGE REGULATORS

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技术参数
数据手册

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UA723D 技术参数

生命周期：	Obsolete	零件包装代码：	DIE
包装说明：	DIE,	针数：	14
Reach Compliance Code：	unknown	ECCN代码：	EAR99
HTS代码：	8542.39.00.01	风险等级：	5.66
JESD-30 代码：	X-XUUC-N	功能数量：	1
端子数量：	14	封装主体材料：	UNSPECIFIED
封装代码：	DIE	封装形状：	UNSPECIFIED
封装形式：	UNCASED CHIP	认证状态：	Not Qualified
调节器类型：	ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR	表面贴装：	YES
技术：	BIPOLAR	端子形式：	NO LEAD
端子位置：	UPPER	Base Number Matches：	1

UA723D 数据手册

µA723

PRECISION VOLTAGE REGULATORS

SLVS057D – AUGUST 1972 – REVISED JULY 1999

APPLICATION INFORMATION

Table 2. Formulas for Intermediate Output Voltages

OUTPUTS FROM 2 V TO 7 V

SEE FIGURES 1, 5, 6, 9, 11, 12 (4)

AND NOTE 5

OUTPUTS FROM 4 V TO 250 V

SEE FIGURE 7 AND NOTE 5

CURRENT LIMITING

V₍

)

ref

R2 – R1

0.65 V

I_(limit)

R1 R2

V_O

V_(ref)

R_SC

OUTPUTS FROM 7 V TO 37 V

SEE FIGURES 2, 4, (5, 6, 9, 11, 12)

AND NOTE 5

OUTPUTS FROM –6 V TO –250 V

SEE FIGURES 3, 8, 10

FOLDBACK CURRENT LIMITING

SEE FIGURE 6

AND NOTES 5 AND 7

V_OR3

(R3 R4) 0.65 V

_SCR4

V₍

)

ref

I_(knee)

R1 R2

V_O

–

R1 R2

V_O

V_(ref)

0.65 V

R_SC

R3 R4

I_OS

NOTES: 5. The R1/R2 divider can be across either V or V

. If the divider is across V

, use figure numbers without parentheses. If the

and V when V is equal to or more positive than

CC–

(ref) (ref)

divider is across V , use the figure numbers in parentheses.

7. For Figures 3, 8, and 10, the device requires a minimum of 9 V between V

–9 V.

CC+

OUTPUT

µA723

REF

Regulated

Output, V

CURR LIM

CURR SENS

IN+

IN–

R3 (see Notes A and B)

100 pF

FREQ COMP

(ref)

CC–

R1 R2

NOTES: A. R3

for a minimum

B. R3 can be eliminated for minimum component count. Use direct connection (i.e., R = 0).

Figure 1. Basic Low-Voltage Regulator (V = 2 V to 7 V)

POST OFFICE BOX 655303 • DALLAS, TEXAS 75265

1 2 3 456 7 8...17

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