RT6211B 参数 Datasheet PDF下载

RT6211A/B

Absolute Maximum Ratings





(Note 1)

Supply Input Voltage ---------------------------------------------------------------------------------

0.3V

to 20V

Switch Voltage, LX ------------------------------------------------------------------------------------

0.3V

to (V

IN

+ 0.3V)

<10ns -----------------------------------------------------------------------------------------------------

5V

to 25V

BOOT Pin Voltage ------------------------------------------------------------------------------------

(V

LX

– 0.3V) to (V

IN

+ 6.3V)

Other Pins -----------------------------------------------------------------------------------------------

0.3V

to 6V

Power Dissipation, P

D

@ T

A

= 25C

SOT-23-6 ------------------------------------------------------------------------------------------------

1.25W









Package Thermal Resistance

(Note 2)

SOT-23-6,



JA

------------------------------------------------------------------------------------------

80C/W

SOT-23-6,



JC

------------------------------------------------------------------------------------------

15C/W









Lead Temperature (Soldering, 10 sec.) ----------------------------------------------------------

260C

Junction Temperature --------------------------------------------------------------------------------

150C

Storage Temperature Range -----------------------------------------------------------------------

65C

to 150C

ESD Susceptibility

(Note 3)

HBM (Human Body Model) -------------------------------------------------------------------------

2kV

Recommended Operating Conditions







(Note 4)

Supply Input Voltage ---------------------------------------------------------------------------------

4.5V

to 18V

Ambient Temperature Range-----------------------------------------------------------------------

40C

to 85C

Junction Temperature Range ----------------------------------------------------------------------

40C

to 125C

Electrical Characteristics

(V

IN

= 12V, T

A

= 25C, unless otherwise specified)

Parameter

Supply Voltage

VIN Supply Input Operating

Voltage

Under-Voltage Lockout

Threshold

Under-Voltage Lockout

Threshold Hysteresis

Supply Current

Supply Current (Shutdown)

Supply Current (Quiescent)

Soft-Start

Soft-Start Time

Enable Voltage

EN Rising Threshold

EN Falling Threshold

Symbol

Test Conditions

Min

Typ

Max

Unit

V

IN

V

UVLO

V

UVLO

4.5

3.6

--

--

3.9

340

18

V

4.2

--

mV

I

SHDN

I

Q

V

EN

= 0V

V

EN

= 2V, V

FB

= 0.85V

--

--

--

0.8

6

--

µA

mA

--

1000

--

µs

V

EN_Rising

V

EN_Falling

1.38

1.16

1.5

1.28

1.62

1.4

V

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6

DS6211A/B-07

September 2018