LD1585C View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

LD1585C

5A low dropout fast response positive voltage regulator adjustable

STMicroelectronics 

Table 3: Thermal Data

Symbol

Parameter

Rthj-case Thermal Resistance Junction-case

Rthj-amb Thermal Resistance Junction-ambient

Figure 3: Application Circuits

LD1585C SERIES

TO-220

3

50

D2PAK

3

62.5

Unit

°C/W

°C/W

VO = VREF (1 + RR21)

(*) Available in Tape & Reel with the suffix "R" for fixed version and "-R" for adjustable version.

Table 4: Electrical Characteristics Of LD1585C#15 (VI=4.5V, CI = CO =10µF, TJ = 0 to 125°C, unless

otherwise specified.)

Symbol

Parameter

Test Conditions

VO

∆VO

∆VO

Vd

Iq

Isc

SVR

eN

S

S

Output Voltage

Line Regulation

Load Regulation

Dropout Voltage

Quiescent Current

Short Circuit Current

Thermal Regulation

Supply Voltage Rejection

RMS Output Noise Voltage

(% of VO)

Temperature Stability

Long Term Stability

IO = 0 mA TJ = 25°C

IO = 0 to 5AVI = 3 to 25V (note 1)

IO = 0 mA VI = 3 to 15V TJ = 25°C

IO = 0 mA VI = 3 to 15V

IO = 0 to 5ATJ = 25°C

IO = 0 to 5A

IO =5 A

VI ≤ 25V

VI - VO = 5V

TJ = 25°C, 30ms pulse

f = 120 Hz, CO = 25 µF,

VI - VO = 3 ± 1V

IO = 5A

TJ = 25°C f =10Hz to 10KHz

TJ = 125°C 1000Hrs

NOTE 1: See short-circuit current curve for available output current at fixed dropout.

Min.

1.485

1.47

5.5

60

Typ.

1.5

1.5

0.005

0.005

0.05

0.05

1.2

5

7

0.004

75

Max.

1.515

1.53

0.2

0.2

0.3

0.5

1.4

10

0.02

Unit

V

V

%

%

%

%

V

mA

A

%/W

dB

0.003

%

0.5

%

0.03

1

%

3/18

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