L4902A 데이터 시트보기 (PDF) - STMicroelectronics

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L4902A

DUAL 5V REGULATOR WITH RESET AND DISABLE

STMicroelectronics 

L4902A

ABSOLUTE MAXIMUM RATINGS

Symbol

VIN

Io

Tstg, Tj

Parameter

DC Input Voltage

Transient Input Overvoltage (t = 40ms)

Output Current

Storage and Junction Temperature

Value

Unit

28

V

60

V

Internally Limited

– 40 to 150

°C

THERMAL DATA

Symbol

Rth j-case

Parameter

Thermal Resistance Junction-case

Value

Unit

Max

4

°C/W

ELECTRICAL CHARACTERISTICS (VIN = 14.4V, Tamb = 25oC unless otherwise specified))

Symbol

Vi

V01

V02 H

V02 L

I01

IL 01

I02

Vi01

VIT

ViTH

∆V01

∆V02

∆V01

∆V02

IQ

VRT

VRTH

VRH

VRL

tRD

td

VDT

ID

∆V01

∆T

∆V02

∆T

SVR1

SVR2

Parameter

DC Operating Input Voltage

Output Voltage 1

Output Voltage 2 HIGH

Output Voltage 2 LOW

Output Current 1 max.

Leakage Output 1 Current

Output Current 2 max.

Output 1 Dropout Voltage (*)

Input Threshold Voltage

Input Threshold Voltage Hyst.

Line Regulation 1

Line Regulation 2

Load Regulation 1

Load Regulation 2

Quiescent Current

Reset Threshold Voltage

Reset Threshold Hysteresis

Reset Output Voltage HIGH

Reset Output Voltage LOW

Reset Pulse Delay

Timing Capacitor Discharge Time

V02 Disable Threshold Voltage

V02 Disable Input Current

Test Conditions

R Load 1kΩ

R Load 1kΩ

I02 = – 5mA

∆V01 = – 100mV

VIN = 0, V01 ≤ 3V

∆V02 = – 100mV

I01 = 10mA

I01 = 100mA

I01 = 300mA

7V < VIN < 24V, I01 = 5mA

7V < VIN < 24V, I02 = 5mA

5mA < I01 < 300mA

5mA < I02 < 300mA

I01 = I02 ≤ 5mA

0 < VIN < 13V

7V < VIN < 13V

7V < VIN < 13V

V02 LOW

V02 HIGH

IR = 500µA

IR = – 1mA

Ct = 10nF

Ct = 10nF

VD ≤ 0.4V

VD ≥ 2.4V

Thermal Drift

– 20°C ≤ Tamb ≤ 125°C

Thermal Drift

Supply Voltage Rejection

Supply Voltage Rejection

– 20°C ≤ Tamb ≤ 125°C

f = 100Hz VR = 0.5V

Io = 100mA

Min.

4.95

V01 –0.1

300

300

V01 + 1.2

V02 – 0.15

30

V02 – 1

3

50

50

Typ.

5.05

5

0.1

0.7

0.8

1.1

6.4

250

5

5

40

50

4.5

2.7

1.6

4.9

50

4.12

0.25

5

1.25

– 150

– 30

0.3

– 0.8

0.3

– 0.8

84

80

Max.

Unit

24

V

5.15

V

V01

V

V

mA

1

µA

mA

0.8

V

1

V

1.4

V

V01 + 1.7

V

mV

50

mV

50

mV

80

mV

80

mV

mA

6.5

4.5

3.5

V02 – 0.05 V

80

mV

V02

V

0.4

V

11

ms

20

µs

2.4

V

µA

µA

mV/°C

mV/°C

dB

dB

* The dropout voltage is defined as the difference between the input and the output voltage when the output voltage is lowered of 25 mV under

constant output current condition.

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