NCP502SQ18T1 datasheet(3/11 Pages) ONSEMI

Part #	NCP502SQ18T1

Description	80 mA CMOS Low Iq, Low?묭ropout Voltage Regulator

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NCP502, NCP502A

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ELECTRICAL CHARACTERISTICS (Vin = Vout(nom.) + 2.0 V, Venable = Vin, Cin = 1.0 mF, Cout = 1.0 mF, TJ = 25°C, unless

otherwise noted.)

Characteristic

Symbol

Min

Typ

Max

Unit

Output Voltage (TA = 25

°C, Iout = 10 mA) Vin = Vout (nom.) +1.0 V

1.5 V

1.8 V

2.5 V

2.7 V

2.8 V

2.9 V

3.0 V

3.1 V

3.3 V

3.4 V

3.5 V

3.6 V

3.7 V

5.0 V

Vout

1.455

1.746

2.425

2.646

2.744

2.842

2.94

3.038

3.234

3.332

3.43

3.528

3.626

4.900

1.5

1.8

2.5

2.7

2.8

2.9

3.0

3.1

3.3

3.4

3.5

3.6

3.7

5.0

1.545

1.854

2.575

2.754

2.856

2.958

3.06

3.162

3.366

3.468

3.57

3.672

3.774

5.100

V

Output Voltage (TA = −40

°C to 85°C, Iout = 10 mA) Vin = Vout (nom.)

1.5 V

1.8 V

2.5 V

2.7 V

2.8 V

2.9 V

3.0 V

3.1 V

3.3 V

3.4 V

3.5 V

3.6 V

3.7 V

5.0 V

Vout

1.455

1.746

2.425

2.619

2.716

2.813

2.910

3.007

3.201

3.298

3.43

3.528

3.626

4.900

1.5

1.8

2.5

2.7

2.8

2.9

3.0

3.1

3.3

3.4

3.5

3.6

3.7

5.0

1.545

1.854

2.575

2.781

2.884

2.987

3.09

3.193

3.399

3.502

3.57

3.672

3.774

5.100

V

Line Regulation (Vin = Vout + 1.0 V to 12 V, Iout = 10 mA)

Regline

−

0.4

3.0

mV/V

Load Regulation (Iout = 1.0 mA to 80 mA)

Regload

−

0.2

0.8

mV/mA

Output Current (Vout = (Vout at Iout = 80 mA) −3%)

Io(nom.)

80

180

−

mA

Dropout Voltage (TA = −40°C to 85°C, Iout = 80 mA, Measured at

Vout −3.0%)

1.5 V−1.7 V

1.8 V−2.4 V

2.5 V−2.6 V

2.7 V−2.9 V

3.0 V−4.0 V

4.1 V−5.0 V

Vin−Vout

−

1500

1300

1000

850

600

1900

1700

1400

1300

1200

900

mV

Quiescent Current

(Enable Input = 0 V)

(Enable Input = Vin, Iout = 1.0 mA to Io(nom.))

IQ

−

0.1

40

1.0

90

mA

Output Short Circuit Current (Vout = 0 V)

Iout(max)

90

200

500

mA

Ripple Rejection (f = 1.0 kHz, 15 mA)

RR

−

55

−

dB

Output Voltage Noise (f = 100 Hz to 100 kHz)

Vn

−

180

−

mVrms

Enable Input Threshold Voltage (NCP502)

(Voltage Increasing, Output Turns On, Logic High)

(Voltage Decreasing, Output Turns Off, Logic Low)

Vth(en)

1.3

−

0.3

V

Enable Input Threshold Voltage (NCP502A)

(Voltage Increasing, Output Turns On, Logic High)

(Voltage Decreasing, Output Turns Off, Logic Low)

Vth(en)

1.0

−

0.4

V

Output Voltage Temperature Coefficient

TC

−

100

−

ppm/

°C

3. Maximum package power dissipation limits must be observed.

PD

+

TJ(max) *TA

R

qJA

4. Low duty cycle pulse techniques are used during testing to maintain the junction temperature as close to ambient as possible.

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