Datasheet > ST7810

ST7810

更新时间： 2024-02-13 02:30:09

品牌	Logo	应用领域
商升特 - SEMTECH		稳压器
页数	文件大小	规格书
3页	254K
描述
3-terminal 1 A positive voltage regulator

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ST7810 数据手册

ST 7810

3-terminal 1 A positive voltage regulator

Features

• Output Current up to 1 A

• Thermal Overload Protection

• Short Circuit Protection

• Output Transistor Safe Operating Area Protection

TO-220 Plastic Package

Absolute Maximum Ratings (T_a= 25 C)

Parameter

Symbol

Value

Unit

Input Voltage

V_I

Thermal Resistance Junction-Cases

Thermal Resistance Junction-Air

Operating Temperature Range

Storage Temperature Range

R_θJC

R_θJA

T_OPR

T_S

C/W

0 to + 125

- 65 to + 150

Electrical Characteristics

(0 C < T_J< 125 C, I_O= 500 mA, V_I= 16 V, C_I= 0.33 µF, C_O= 0.1 µF, unless otherwise specified)

Parameter

Symbol

Conditions

Min. Typ. Max.

Unit

T_J= 25 C

9.6

10.4

Output Voltage

V_O

5 mA ≤ I_O≤ 1 A, P_O≤ 15 W

9.5

10.5

V_I= 12.5 V to 25 V

200

Line Regulation ¹⁾

Regline T_J= 25 C

V_I= 13 V to 20 V

100

I_O= 5 mA to 1.5 A

I_O= 250 mA to 750 mA

200

Load Regulation ¹⁾

Regload T_J= 25 C

100

Quiescent Current

I_Q

T_J= 25 C

I_O= 5 mA to 1 A

V_I= 13 V to 29 V

0.5

Quiescent Current Change

ΔI_Q

Output Voltage Drift

Output Noise Voltage

Ripple Rejection

Dropout Voltage

ΔV_O/ΔT I_O= 5 mA

-1

mV/ C

V_N

V_Drop

R_O

f = 10 Hz to 100 KHz, T_a= 25 C

µV

f = 120 Hz, V_I= 14 V to 24 V

I_O= 1 A, T_J= 25 C

Output Resistance

Short Circuit Current

Peak Current

f = 1 KHz

250

2.2

mΩ

I_SC

V_I= 35 V, T_a= 25 C

I_PK

T_J= 25 C

¹⁾Load and line regulation are specified at constant junction temperature, Changes in V_Odue to heating effects must be taken

into account separately, Pulse testing with low duty is used.

SEMTECH ELECTRONICS LTD.

(Subsidiary of Sino-Tech International Holdings Limited, a company

listed on the Hong Kong Stock Exchange, Stock Code: 724)

Dated : 04/04/2007

12 3

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