BL7805 Просмотр технического описания (PDF) - Shanghai Belling Co., Ltd.

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производитель

BL7805

3-Terminal 1A Positive Voltage Regulator

Shanghai Belling Co., Ltd. 

BL78XX

BL7809 ELECTRICAL CHARACTERISTICS

(Re fe r to the tes t circu it, -2 0 °C ＜ TJ ＜ 85 °C , Io=500 mA , Vi= 15V, C i=0.33µ F, Co=0 .1µ F,

unless otherwise specified

Characteristics Symbol

Test Conditions

Min Typ Max Unit

O u t p u t Vo l t a g e

Line Regulation*

TJ=+25°C

Vo

5.0mA≤ Io≤ 1.0A,Po≤ 15W

Vi=11.5V to 26V

Regline TJ=+25°C

Vi=11.5V to 26V

Vi=12.5V to 18V

8.68 9.0 9.32

V

8.55 9.0 9.45

5.0 150

mV

2.0 80

Load Regulation*

Regload TJ=+25°C

Io=5.0mA to 1.5A

Io=250mA to 750mA

10 160

mV

5.0 80

Quiescent Current

IQ

TJ=+25°C

5.0 8.0 mA

Quiescent Current

Change

Δ IQ

Io=5.0mA to 1.0A

Vi=11.5V to 26V

0.05

0.5

0.5

mA

1.0

O u t p u t Vo l t a g e D r i f t Δ Vo / Δ T I o = 5 . 0 m A

-0.8

mV/°C

O u t p u t N o i s e Vo l t a g e

VN

f=10Hz to 100KHz,TA=+25°C

52

µ V/Vo

Ripple Rejection

RR f=120Hz Vi=11.5V to 21.5V

56 73

dB

D r o p o u t Vo l t a g e

VDrop Io=1A, TJ=+25°C

2

V

Short Circuit Current

ISC

Vi = 3 5 V, T A = + 2 5 ° C

230

mA

Peak Current

IPK

TJ=+25°C

2.2

A

*Loa d an d line reg u la tion are spec ifie d a t c o nstan t ju nc tion te mpe ra tu re . Cha nge s in Vo

due to heating effects must be taken into account separately. Pulse testing with low duty

is used.

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