NCP435 datasheet(4/10 Pages) ONSEMI

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NCP434, NCP435

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ELECTRICAL CHARACTERISTICS Min and Max Limits apply for TA between −40°C to +85°C for VIN between 1.0 V to 3.6 V

(Unless otherwise noted). Typical values are referenced to TA = +25°C and VIN = 3.3 V (Unless otherwise noted).

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

POWER SWITCH

RDS(on)

Static drain−source on−

state resistance

VIN = 4 V

TA = 25°C, I = 200 mA (Note 9)

VIN = 3.3 V

TA = 25°C, I = 200 mA

VIN = 3.3 V

TA = 85°C

VIN = 1.8 V

TA = 25°C, I = 200 mA

VIN = 1.2 V

TA = 25°C, I = 200 mA

120

VIN = 1.1 V

TA = 25°C, I = 100 mA

110

RDIS

Output discharge path

EN = low

VIN = 3.3 V, NCP435 only

Output rise time

VIN = 3.3 V

CLOAD = 1 mF, RLOAD = 25 W

(Note 8)

Output fall time

VIN = 3.3 V

CLOAD = 1 mF, RLOAD = 25 W

(Note 8)

Ton

Gate turn on

VIN = 3.3 V

Gate turn on + Output rise time

126

190

Ten

Enable time

VIN = 3.3 V

From EN low to high to

VOUT = 10% of fully on

100

VIH

High−level input voltage

0.9

VIL

Low−level input voltage

0.5

REN

Pull down resistor

5.1

QUIESCENT CURRENT

Current consumption

VIN = 3.3 V, EN = low, No load

0.15

0.6

VIN = 3.3 V, EN = high, No load

0.3

0.6

8. Parameters are guaranteed for CLOAD and RLOAD connected to the OUT pin with respect to the ground

9. Guaranteed by design and characterization, not production tested.

TIMINGS

TON

TEN

TDIS

VOUT

VIN

TOFF

Figure 3. Enable, Rise and fall time

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