SC1592 查看數據表（PDF） - Semtech Corporation

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SC1592

Low Dropout High Performance Adjustable Positive Voltage Regulator

Semtech Corporation 

SC1592

POWER MANAGEMENT

Absolute Maximum Ratings

Exceeding the specifications below may result in permanent damage to the device, or device malfunction. Operation outside of the parameters

specified in the Electrical Characteristics section is not implied.

Parameter

Symbol

Maximum

Units

Power Input Voltage

Control Input Voltage

Output Current

Power Dissipation

Thermal Resistance Junction to Ambient

DDPAK (1sq. in.)

SOIC-8L EDP (1sq. in.)

VIN

VCNTL

IOUT

PD

θJA

18

18

5

Internally Limited

29

36.5

V

V

A

W

°C/W

Thermal Resistance Junction to Case

DDPAK

SOIC-8L EDP

Junction Temperature Range

Storage Temperature Range

Lead Temperature (Soldering) 10 Sec.

ESD Rating (Human Body Model)

θJC

TJ

TSTG

TLEAD

ESD

3

5.5

-40 to +125

-65 to +150

300

2

°C/W

°C

°C

°C

kV

Electrical Characteristics

Unless specified: VIN = 2.5V, VEN = VCNTL = 3.3V, VOUT = 1.8V, IOUT = 10mA, RLIM = 100Ω, TJ = TA = 25°C.

Values in bold indicate -40°C < TJ < +125°C.

Parameter

Symbol

Test Conditions

Min

Typ

Max Units

Control Voltage

Reference Voltage

Control Pin Current

Control Pin Current in

Shutdown

VIN Line Regulation

VCNTL Line Regulation

Load Regulation (1)

Dropout Voltage

VCNTL

VREF

ICNTL_EN

ICNTL_DIS

REG(LINE)

REG(CNTL)

REG(LOAD)

VDO

VOUT = VREF

VOUT = VREF

VCNTL = VIN = VEN = 16V

VOUT = VREF; IO = 0

VCNTL = VIN = VEN = 16V

VOUT = VREF; IO = 3A

VCNTL = VIN = 16V

VEN = 0

2.5V ≤ VIN ≤ 16V

3.3V ≤ VCNTL ≤ 16V,

VOUT = VREF

10mA ≤ IOUT ≤ 2A, TJ = 25°C

10mA ≤ IOUT ≤ 3A, -40 < TJ < 125°C

IOUT = 2A; VOUT = 0.98 Vnom

IOUT = 3A; VOUT = 0.98 Vnom

3

16

V

792

800

808

mV

3

8

mA

24

1

5

µA

0.01

0.1

%/V

0.1

0.4

%/V

0.8

1.5

%

1.4

3

%

160 320

mV

260 520

 2004 Semtech Corp.

2

www.semtech.com

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