SC1457ISK-27TRT 查看數據表（PDF） - Semtech Corporation

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SC1457ISK-27TRT

150mA Ultra Low Dropout Regulator with Undervoltage Flag

Semtech Corporation 

SC1457

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. Exposure to Absolute Maximum rated conditions for extended periods of time may affect device

reliability.

Parameter

Symbol

Maximum

Units

Input Supply Voltage

I/O Pin Voltages

Thermal Resistance Junction to Ambient

Thermal Resistance Junction to Case

Operating Ambient Temperature Range

Operating Junction Temperature Range

Storage Temperature Range

Lead Temperature (Soldering) 10 seconds

ESD Rating (Human Body Model)

VIN

VEN, VFLG

θJA

θJC

TA

TJ

TSTG

TLEAD

VESD

-0.6 to +7

-0.6 to VIN

256

81

-40 to +85

-40 to +125

-60 to +150

300

2

V

V

°C/W

°C/W

°C

°C

°C

°C

kV

Electrical Characteristics

Unless specified: VIN = VOUT + 1V, VEN = VIN, IOUT = 100µA, TA = 25°C. Values in bold apply over full operating ambient temperature range.

Parameter

Symbol

Conditions

Min Typ Max

Units

IN

Supply Voltage Range

VIN

Supply Current

IQ

IOUT = 0mA to150mA

2.25

6.50

V

75

130 µA

160

VIN = 6.5V, VEN = 0V

0.1

1.0

µA

1.5

OUT

Output Voltage (1)

Line Regulation (1)(2)

VOUT

REG(LINE)

IOUT = 1mA

0mA ≤ IOUT ≤ 150mA, VOUT +1V ≤ VIN ≤ 5.5V

(VOUT(NOM) + 0.1V) ≤ VIN ≤ 5.5V, IOUT = 1mA

-1.5%

-2.0%

VOUT

2.5

+1.5% V

+2.0%

10

mV

12

Load Regulation (1)

REG(LOAD)

IOUT = 0.1mA to 150mA

-3

-10 mV

-20

 2004 Semtech Corp.

2

www.semtech.com

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