IFX91041 查看數據表（PDF） - Infineon Technologies

零件编号

产品描述 (功能)

生产厂家

IFX91041

1.8A DC/DC Step-Down Voltage Regulator 5.0V, 3.3V or Adjustable Output Voltage

Infineon Technologies 

IFX91041

Buck Regulator

5.2

Electrical Characteristics

Electrical Characteristics: Buck Regulator

VS = 6.0 V to 40 V, Tj = -40 °C to +125 °C, all voltages with respect to ground (unless otherwise specified)

Pos. Parameter

Symbol

Limit Values Unit Conditions

Min. Typ. Max.

5.2.1

5.2.2

5.2.3

5.2.4

5.2.5

5.2.6

5.2.7

5.2.8

Output voltage

VFB

VFB

Output voltage

VFB

VFB

Output voltage

VFB

VFB

Minimum output load requirement ICC,MIN

4.90 5.00

4.80 5.00

3.23 3.30

3.17 3.30

0.588 0.60

0.576 0.60

0

–

1

–

5.10 V

5.20 V

3.37 V

3.43 V

0.612 V

0.624 V

–

mA

–

mA

IFX91041EJV50;

VVEN = VS

0.1A < ICC < 1.0A

IFX91041EJV50;

VVEN = VS;

1mA < ICC < 1.8A

IFX91041EJV33;

VVEN = VS;

0.1A < ICC < 1.0A

IFX91041EJV33;

VVEN = VS;

1mA < ICC < 1.8A

IFX91041EJV;

VVEN = VS;

FB connected to VCC;

VS = 12V

0.1A < ICC < 1.0A

IFX91041EJV;

VVEN = VS;

FB connected to VCC;

VS = 12V

1mA < ICC < 1.8A

IFX91041EJV501)

IFX91041EJV331)

5.2.9

5.2.10

5.2.11

5.2.12 FB input current

5.2.13 FB input current

1.5

mA IFX91041EJV

VCC > 3V1)

5

mA IFX91041EJV

VCC > 1.5V1)

10 –

–

mA IFX91041EJV

VCC > =0.6V1)

IFB

-1 -0.1 0

µA IFX91041EJV

VFB = 0.6V

IFB

–

–

900 µA IFX91041EJV50,

IFX91041EJV33

5.2.14

5.2.15

5.2.16

5.2.17

Power stage on-resistance

Current transition rise/fall time

Buck peak over current limit

Bootstrap under voltage lockout,

turn-off threshold

Ron

tr

IBUOC

VBDS,off

–

–

–

50

2.2 –

VBUO –

+3.3

500 mΩ tested at 300 mA

–

ns ICC=1 A 2)

3.6 A –

–

V Bootstrap voltage

decreasing

5.2.18 Charge pump current

ICP

2

–

–

mA VS = 12V;

VBUO = VBDS = GND

Data Sheet

8

Rev. 1.02, 2010-02-23

Share Link: