NCV8855

http://onsemi.com

10

150°C unless noted otherwise. Min/Max values are guaranteed by test, design or statistical correlation.

Parameter

Unit

Max

Typ

Min

Conditions

Symbol

LOW DROPOUT LINEAR REGULATOR CONTROLLER (LDO1, VOUT3) SPECIFICATIONS

Current Limit

ISNS1+ leakage current

100

500

nA

ISNS1− leakage current

100

500

nA

Short circuit threshold voltage

60

70

80

%

Short circuit blanking time

From rising edge of LDO_EN

10

12

14

ms

Error Amplifier

Feedback bias current

LR_FB1 = 0.5 V

100

500

nA

2 mA, internally clamped

10

11.7

13.5

V

LOW DROPOUT LINEAR REGULATOR CONTROLLER (LDO2, VOUT4) SPECIFICATIONS

Output Voltage Regulation

Output voltage accuracy

NTD20P06L pass device

− 2

2

%

Output voltage line regulation

NTD20P06L pass device

−0.25

0.01

0.25

%

Output voltage load regulation

1 mA v IOUT4 v 500 mA, NTD20P06L

pass device

−0.5

0.2

0.5

%

Output load capacitance range

(Note 1)

10

100

mF

Output load capacitance ESR range

(Note 1)

0.01

5

W

Power supply ripple rejection

PSRR2

NTD20P06L pass device (Note 1)

60

dB

Current Limit

Current limit threshold voltage

90

110

130

mV

ISNS2+ leakage current

100

500

nA

ISNS2− leakage current

100

500

nA

Short circuit threshold voltage

60

70

80

%

Short circuit blanking time

From rising edge of LDO_EN

10

12

14

ms

Error Amplifier

Feedback bias current

LR_FB2 = 0.5 V

100

500

nA

2 mA, internally clamped

10

11.7

13.5

V

High−side Load Switch (HSS)

Current Limit

Peak current limit

2.00

2.80

3.64

A

Short circuit timeout

1.300

1.506

1.800

ms

Short circuit threshold voltage

4.0

4.5

5.0

V

Current overload threshold voltage

3.3

3.95

4.6

V

Current overload timeout

2.600

3.012

3.600

ms

Voltage Clamp

Source output positive clamping voltage

15.4

16.0

16.6

V

Source output negative clamping voltage

−1.6

V

1. Guaranteed by design, not fully tested in production.

2. Indirectly guaranteed by test coverage of other parameters.