STW4510 datasheet(41/57 Pages) STMICROELECTRONICS

部品番号	STW4510

部品情報	2 step-down DC/DC converters / 5 LDO power management

PDF	57 Pages

Scroll/Zoom	100%

メーカー	STMICROELECTRONICS [STMicroelectronics]

ホームページ	http://www.st.com

Logo

41 / 57 page

Obsolete

Product(s)

- Obsolete

Product(s)

STw4510

Electrical and timing characteristics

41/57

Vana(i) regulator in sleep mode (pdn_vana1 = 1, SLEEP =’1’)

VBAT

Input power supply

Vana1 =

1.5 V/1.8 V/2.5 V

2.7

3.6

5.5

Vana1 = 2.8 V

3.6

5.5

VOUT

Output Voltage

Vana1_sel[1:0] pads

-3 %

1.5

1.8

2.5

2.8

+3 %

IOUT

Output current

500

µA

I(2)Q

Quiescent current

IOUT = 0 mA

µA

PSRR((1)

Power supply rejection

Vana1 = 2.8 V

IOUT = 0.5 mA

Vpp = 0.3 V,

F: [0; 20] kHz

Lir

Line regulation

VBAT: [2.7; 5.5] V

Ldr

Load regulation

IOUT: [0.1; 0.5] mA

Lirt

Transient line regulation

Vana1 = 2.8 V

IOUT = 0.5 mA

VBAT:[3; 3.3] V

tR = tF = 10 µs

2mV

Ldrt

Transient load regulation

Vana1 = 2.8 V

IOUT= [0.1; 0.5] mA

tR = tF = 1 µs

Guaranteed by design

Quiescent current defined is the current measured on the power supply voltage dedicated to the Vana(i) with only one

Vana(i) on at the same time

Table 20.

LDO regulators - Vana 1

Symbol

Description

Test conditions

Min.

Typ.

Max.

Units

STW4510 データシート(PDF) 41 Page - STMicroelectronics

STW4510 データシート(HTML) 41 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 44 45 46 47 48 49 50 51 52 53 54 55 56 57

データシートダウンロード

リンク URL

STW4510 データシート(PDF) 41 Page - STMicroelectronics

STW4510 データシート(HTML) 41 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 44 45 46 47 48 49 50 51 52 53 54 55 56 57

データシート ダウンロード

リンク URL

データシートダウンロード