STPD01 datasheet(7/43 Pages) STMICROELECTRONICS

7 / 43 page

Symbol

Parameter

Test conditions

Min. Typ. Max.

Unit

Pon

Pon deglitch

Ipk

Inductor current limit thresholds

Positive

Ivalley

Negative

3.5

OVP

Overvoltage protection threshold

(VSNS/Vnom)

VSNS sensed voltage vs. nominal vout set in

the reg 0x00

1.1 1.15

V/V

OVP deglitch

OVP masking time during Vout

transition or fault

Start-to-end transition

275 300

CCth

Constant current threshold (Iout/Ilim)

Rsense = 25 mΩ, 1% precision, 0.5<Iout<3 A

1.00

A/A

SCP

Short-circuit protection

Percentage of VSNS

Short-circuit timer

300

OTP

Overtemperature protection

threshold(2)

165

°C

OTP hysteresys

°C

Thermal warning

Reg 0x02

150

°C

TW hysteresys

°C

Efficiency(2)

Vout = 5 V, Iout = 1.5 A

Vout = 9 V, Iout = 1.5 A

Vout = 15 V, Iout = 1.5 A

Vout = 20 V, Iout = 1.5 A

SCLf

SCL clock frequency

400

kHz

Cable drop compensation

RCDC1 = 10 kΩ, RCDC2 = 24 kΩ, RSENSE = 25

mΩ, ILOAD = 1 A

200

Cable drop tolerance

-15

+15

Cable drop saturation

ISNS+, ISNS- Bias current

VISNS+ = VISNS- = 20 V

100

µA

ON threshold

1.2

OFF threshold

0.35

IEN

Enable current

EN = GND

µA

Logic section (SCL, SDA pins)

VOL

Low level output voltage

ISINK = 2 mA

0.2

VIH

High level threshold voltage

1.2

VIL

Low level threshold voltage

0.35

Ilk

Leakage current

Vpullup = 3.3 V

INT, PON pins

Vod

Output voltage

ISINK = 2 mA

0.1

Iod

Leakage current

Vpullup = 5 V

1. Cumulative current from PVIN and VCC.

2. Not tested in production.

STPD01

Electrical characteristics

DS13473 - Rev 1

page 7/43

STPD01 数据表(PDF) 7 Page - STMicroelectronics

STPD01 数据表(HTML) 7 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43

数据表下载