SGM2014 datasheet(3/11 Pages) SGMICRO

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SGM2014

ELECTRICAL CHARACTERISTICS

VIN = VOUT (NOMINAL) + 1V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = + 25°C

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Input Voltage

VIN

2.5

5.5

IOUT = 0.1mA, TA = +25°C

-2

Output Voltage Accuracy

IOUT = 0.1mA to 250mA

TA = -40°C to +85°C

2.6

Maximum Output Current

250

Current Limit

ILIM

260

450

No load, EN =1.6V

135

Ground Pin Current

IOUT = 250mA, EN = 1.6V

160

µA

IOUT = 1mA

1.2

Dropout Voltage(Note1)

IOUT = 250mA

250

400

Line Regulation

ΔVLNR

VIN = 2.5V or (VOUT + 0.5V) to 5.5V

IOUT = 1mA

0.015

0.15

%/V

Load Regulation

ΔVLDR

IOUT = 0.1mA to 250mA, COUT = 1µF

0.001

0.003

%/mA

Output Voltage Noise

f = 10Hz to 100kHz, CBP = 0.01µF,

COUT = 10µF

µVRMS

f = 100Hz

Power Supply Rejection Rate

PSRR

CBP = 0.1µF, ILOAD = 50mA,

COUT = 1µF

f = 1kHz

SHUTDOWN

VIH

1.6

EN Input Threshold

VIL

VIN = 2.5V to 5.5V

0.4

TA = +25°C

0.01

EN Input Bias Current

IB(SHDN)

EN = 0V and EN = 5.5V

TA = +125°C

0.01

µA

TA = +25°C

0.01

Shutdown Supply Current

IQ(SHDN)

EN = 0.4V

TA = +125°C

0.01

µA

Shutdown Exit Delay(Note2)

CBP = 0.01µF

COUT = 1µF, No load

TA = +25°C

µs

THERMAL PROTECTION

Thermal Shutdown Temperature

TSHDN

160

℃

Thermal Shutdown Hysteresis

ΔTSHDN

℃

Specifications subject to change without notice.

Note 1: The dropout voltage is defined as VIN - VOUT, when VOUT is 100mV below the value of VOUT for VIN = VOUT + 1V. (Only

applicable for VOUT = +2.5V to +3.3V)

Note 2: Time needed for VOUT to reach 95% of final value.

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