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CS8361

5.0 V Dual Micropower Low Dropout Regulator with ENABLE and RESET

ON Semiconductor 

CS8361

ELECTRICAL CHARACTERISTICS (6.0 V ≤ VIN ≤ 26 V, IOUT1 = IOUT2 = 100 mA, −40°C ≤ TA ≤ +125°C,

−40°C ≤ TJ ≤ +150°C; unless otherwise stated.)

Characteristic

Test Conditions

Min

Typ

Tracking Output (VTRK)

VTRK Tracking Error (VSTBY − VTRK) 6.0 V ≤ VIN ≤ 26 V, 100 mA ≤ ITRK ≤ 250 mA.

−25

−

Note 3

Adjust Pin Current, IAdj

Loop in Regulation

−

1.5

Line Regulation

6.0 V ≤ VIN ≤ 26 V. Note 3

−

5.0

Load Regulation

100 mA ≤ ITRK ≤ 250 mA. Note 3

−

5.0

Dropout Voltage (VIN − VTRK)

ITRK = 100 mA.

ITRK = 250 mA

−

100

−

400

Current Limit

VIN = 12 V, VTRK = 4.5 V

275

500

Quiescent Current

VIN = 12 V, ITRK = 250 mA, No Load on VSTBY

−

25

Reverse Current

VTRK = 5.0 V, VIN = 0 V

−

200

Ripple Rejection

f = 120 Hz, ITRK = 250 mA, 7.0 V ≤ VIN ≤ 17 V

60

70

Standby Output (VSTBY)

Output Voltage, VSTBY

6.0 V ≤ VIN ≤ 26 V, 100 mA ≤ ISTBY ≤ 100 mA.

4.9

5.0

Line Regulation

6.0 V ≤ VIN ≤ 26 V.

−

5.0

Load Regulation

100 mA ≤ ISTBY ≤ 100 mA.

−

5.0

Dropout Voltage (VIN − VSTBY)

ISTBY = 100 mA.

ISTBY = 100 mA

−

100

−

400

Current Limit

VIN = 12 V, VSTBY = 4.5 V

125

200

Short Circuit Current

VIN = 12 V, VSTBY = 0 V

10

100

Quiescent Current

VIN = 12 V, ISTBY = 100 mA, ITRK = 0 mA

VIN = 12 V, ISTBY = 300 mA, ITRK = 0 mA

−

10

−

140

Reverse Current

VSTBY = 5.0 V, VIN = 0 V

−

100

Ripple Rejection

f = 120 Hz, ISTBY = 100 mA, 7.0 V ≤ VIN ≤ 17 V

60

70

RESET ENABLE Functions

ENABLE Input Threshold

−

0.8

1.2

ENABLE Input Bias Current

RESET Threshold High (VRH)

RESET Hysteresis

VENABLE = 0 V to 10 V

VSTBY Increasing

−

−10

0

4.59

4.87

60

120

RESET Threshold Low (VRL)

RESET Leakage

VSTBY Decreasing

−

4.53

4.75

−

−

Output Voltage, Low (VRLO)

1.0 V ≤ VSTBY ≤ VRL, RRST = 10 kW

Output Voltage, Low (VRPEAK)

VSTBY, Power Up, Power Down

Protection Circuitry (Both Outputs)

−

0.1

−

0.6

Independent Thermal Shutdown

VSTBY

VTRK

Overvoltage Shutdown

−

150

180

150

165

30

34

3. VTRK connected to Adj lead. VTRK can be set to higher values by using an external resistor divider.

Max

Unit

+25

mV

5.0

mA

50

mV

50

mV

150

mV

700

mV

−

mA

50

mA

1500

mA

−

dB

5.1

V

50

mV

50

mV

150

mV

600

mV

−

mA

−

mA

20

mA

200

mA

200

mA

−

dB

2.0

V

10

mA

VSTBY − 0.02

V

180

mV

VSTBY − 0.08

V

25

mA

0.4

V

1.0

V

−

°C

−

°C

38

V

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