SPV1040 datasheet(6/15 Pages) STMICROELECTRONICS

6 / 15 page

Electrical characteristics

SPV1040

6/15

Doc ID 18080 Rev 3

Electrical characteristics

VMPP-SET = 0.5 V, VCTRL = Ictrl+ = Ictrl- = GND, XSHUT = 0.5 V, TJ = -40 °C to 125 °C,

unless otherwise specified.

Table 5.

Electrical characteristics

Symbol

Parameter

Test condition

Min

Typ

Max

Unit

Input source section

VMPP-SET

Low boost voltage

threshold

VOUT = 3.3V

0.4

0.45

0.50

Quiescent current

ILOAD=0mA, VCTRL=2V, VOUT=3.3V,

μA

ISD

Shutdown current

VOUT = 3.3V, VCTRL=2V,

ILOAD = 0mA, XSHUT = GND

0.7

μA

Irev

Reverse input source

current

VMPP-SET=-4V, VOUT = 1.5V

μA

VUVLO

Undervoltage lockout

threshold for turn ON

@VOUT = 3.3V

VMPP-SET increasing

0.27

0.34

Undervoltage lockout

threshold for turn OFF

@VOUT = 3.3V

VMPP-SET decreasing

0.14 0.24

Power section

RDS_ON-N

N-channel power

switch ON resistance

120

RDS_ON-P

P-channel

synchronous rectifier

ON resistance

VCTRL=2V

140

Control section

VMPPT-THR MPPT-mode threshold Vout increasing, VMPP-SET = 1.5V

1.7

1.8

VOUT

Output voltage range

VMPP-SET ≥ 1.5V

5.2(1)

POUT

(2)

Maximum output

power

VMPP-SET ≥ 1.5V

ILx

Maximum inductor

current peak

1.5

1.65

1.8

FPWM

PWM signal frequency

100

130

kHz

VREF

Internal VCTRL

reference voltage

VOUT ≥ 1.8V, VCTRL increasing

1.2

1.25

1.3

VIctrl

Sensing current offset

ICTRL+ - ICTRL- decreasing

XSHUT

XSHUT logic LOW

XSHUT increasing

0.27

0.34

XSHUT logic HIGH

XSHUT decreasing

0.14 0.24

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