ST735S 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

比赛名单

ST735S

300kHz, -5V/ADJ INVERTING, NEGATIVE OUTPUT CURRENT-MODE PWM REGULATOR

STMicroelectronics 

ST735S/ST735T

ELECTRICAL CHARACTERISTICS OF ST735T (Refer to test circuit, VIN=5V, CIN = 4.7µF, COUT = 10µF

all X7R ceramic, L = 4.7µH (Note1) , IOUT=0mA, VO adjusted to -5V, Tamb = -40 to 125°C, unless otherwise

specified. Typical value are referred at Tamb= 25°C)

Symbol

Parameter

Test Conditions

Min.

VIN Input Voltage

VO Output Voltage

IO Output Current

ISUPPLY Supply Current

ISTANDBY Standby Current

ISC Short Circuit Current

IPEAK LX Max Peak Current

VLO Undervoltage Lock-out

∆VOUT Line Regulation

∆VOUT Load Regulation

VREF Reference Voltage

∆VREF Reference Drift

RDSON

ILEAK

ISH

VIL

LX ON Voltage

LX Leakage Current

Shutdown Pin Current

Shutdown Input Low

Threshold

VIH Shutdown Input High

Threshold

fOSC Maximum Oscillator

Frequency

ν Efficency

RCC Compensation Pin

Impedance on CC Pin

VIN = 4.5V to 6.2V IOUT = 0 to 200mA

Tamb= -40 to 125°C

VIN = 4.0V to 6.2V IOUT = 0 to 175mA

Tamb= -40 to 125°C

VIN = 4.5V to 6.2V Tamb= 0 to 125°C

VIN = 4.5V to 6.2V IOUT = 0 to 175mA

Tamb= -40 to 125°C

VIN = 4.0V VOUT = -5V

Includes Switch Current

VSHDN = 0V

VIN = 5V

(Note 2)

VIN = 4.0V to 6.2V

IOUT = 0 to 200mA

Tamb= 25°C (Note 3)

Tamb= -40 to 125°C

VDS = 10V

IOUT = 100mA

3.5

-5.25

-5.25

200

175

2

Note 1: Utilize of 6.8µH permits to reach higher current capability at the same operating conditions

Note2: Guaranteed by design, but not tested in production

Note3 : Tested at IVREF = 125µA

Typ.

-5

-5

275

175

0.8

1

0.9

1.5

3.5

0.1

0.003

1.225

50

0.5

1

300

72

7.5

Max. Unit

9

V

-4.75 V

-4.75 V

mA

mA

1.6

10

4

1

0.25

mA

mA

µA

A

A

V

%/V

%/mA

V

ppm/°C

Ω

µA

µA

V

V

KHz

%

KΩ

5/11

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