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BL8591

ABSOLUTE MAXIMUM RATING

Parameter

Value

Max Input Voltage

15V

Operating Junction Temperature(Tj)

125

°C

Output Current

500mA

Ambient Temperature(Ta)

-40

°C –85°C

Power

Dissipation

SOT23-3

250mW

SOT23-5

250mW

SOT89-3

500mW

SOT89-5

500mW for normal application

TO-92

500mW

Storage Temperature(Ts)

-40

°C -150°C

Lead Temperature & Time

260

°C,10S

Note: Exceed these limits to damage to the device. Exposure to absolute maximum rating conditions

may affect device reliability.

RECOMMENDED WORK CONDITIONS

Item

Min

Recommended

Max.

Unit

Input Voltage Range

14

V

Ambient Temperature

-40

85

°C

ELECTRICAL CHARACTERISTICS

（Test Conditions: Cin=1uF,Cout=3.3uF,TA=25

°C, unless otherwise specified. ）

BL8591, For Arbitrary Output Voltage

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Vin

Input Voltage

14

V

Vout

Output

Voltage

Vout>1.5V

Vin=Set Vout+1V

1mA≤Iout≤30mA

Vout

x0.98

Vout

Vout

X1.02

V

Vout<=1.5V

Vout

-0.03

Vout

Vout

+0.03

Iout (Max.)

Maximun Output

Current

Vin-Vout=1V

100

mA

Vdrop

1

Dropout

Voltage,Vout≥2.8V

Iout=100mA

88

120

mV

Vout

Vin

Vout

⋅

∆

∆

Line Regulation

Iout=40mA

2.8V≤Vin≤8V

0.05

0.2

%/V

Vout

∆

∆

Load Regulation

Vin=Set Vout+1V

1mA≤Iout≤500mA

20

40

mV

Iss

Supply Current

Vin=Set Vout+1V

75

90

uA