RP515x

No.EA-505-251006

7

ELECTRICAL CHARACTERISTICS

The specifications surrounded by

are guaranteed by design engineering at −40°C ≤ Ta ≤ 85°C.

RP515x Electrical Characteristics: DC/DC Section

(Ta = 25

C)

Symbol

Parameter

Condition

Min.

Typ.

Max.

Unit

VOUT

Output voltage

VIN = VCE1 = 3.6 V

(VSET

≤ 2.6 V),

VIN = VCE1 = VSET +1 V

(VSET > 2.6 V)

VSET

≥ 1.2 V x 0.985

x 1.015

V

VSET < 1.2 V −

0.018

+0.018

IQ

Operating quiescent current

VIN = VCE1 = VOUT = 5.5 V,

VSET = 1.8 V at rest

0.3

A

ISTANDBY Standby current

VIN = 5.5 V, VCE1 = 0 V

0.01

1

A

ICE1H

CE1 pin input current, high

VIN = VCE1 = 5.5 V

−0.025

0

0.025

A

ICE1L

CE1 pin input current, low

VIN = 5.5 V, VCE1 = 0 V

−0.025

0

0.025

A

IVOUTH

VOUT pin input current, high(1)

VIN = VOUT = 5.5 V, VCE1 = 0 V

−0.025

0

0.025

A

IVOUTL

VOUT pin input current, low

VIN = 5.5 V, VCE1 = VOUT = 0 V

−0.025

0

0.025

A

RDISN

Auto-discharge NMOS

on-resistance (2)

VIN = 3.6 V, VCE1 = 0 V

60

Ω

VCE1H

CE1 pin input voltage, high

1.8 V

≤ VIN ≤ 5.5 V

1.0

V

VCE1L

CE1 pin input voltage, low

1.8 V

≤ VIN ≤ 5.5 V

0.4

V

RONP

PMOS

on-resistance

RP515Z

VIN = 3.6 V, ILX = −100 mA

0.15

Ω

RP515K

0.19

RONN

NMOS

on-resistance

RP515Z

VIN = 3.6 V, ILX = −100 mA

0.15

Ω

RP515K

0.19

tSTART

Soft-start time

VIN = VCE1 = 3.6 V (VSET ≤ 2.6 V),

VIN = VCE1 = VSET + 1 V (VSET > 2.6 V)

10

ms

ILXLIM

LX current limit

VIN = VCE1 = 3.6 V (VSET ≤ 2.6 V),

VIN = VCE1 = VSET + 1 V (VSET > 2.6 V)

300

580

mA

VUVLOF

Undervoltage lockout

(UVLO) threshold voltage

VIN = VCE1, falling

1.40

1.50

1.65

V

VUVLOR

VIN = VCE1, rising

1.55

1.65

1.80

V

All test items listed under Electrical Characteristics are done under the pulse load condition (Tj ≈ Ta = 25°C).

(1) RP515xxxxC only

(2) RP515xxxxD only