RT3624LE

Copyright © 2022 Richtek Technology Corporation. All rights reserved.

is a registered trademark of Richtek Technology Corporation

www.richtek.com

DS3624LE-00

April

2022

8

Absolute Maximum Ratings

(Note 1)



VIN/VSYS to GND ----------------------------------------------------------------------------------------------------

−0.3V to 28V



VCC to GND - ----------------------------------------------------------------------------------------------------------

−0.3V to 6.5V



RGND to GND ---------------------------------------------------------------------------------------------------------

−0.3V to 0.3V



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

−0.3V to 6.8V



Power Dissipation, PD @ TA = 25

°C

WQFN-52L 6x6 -------------------------------------------------------------------------------------------------------- 3.77W



Package Thermal Resistance

(Note 2)

WQFN-52L 6x6,

θJA -------------------------------------------------------------------------------------------------- 26.5°C/W

WQFN-52L 6x6,

θJC -------------------------------------------------------------------------------------------------- 6.5°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)



VIN/VSYS to GND ---------------------------------------------------------------------------------------------------- 4.5V to 24V



Supply Input Voltage, VCC ----------------------------------------------------------------------------------------- 4.5V to 5.5V



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

−10°C to 105°C

Electrical Characteristics

(VCC = 5V, typical values are referenced to TJ = 25°C, Min and Max values are referenced to TJ from −10°C to 105°C, unless

otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Supply Input

Supply Voltage

VCC

4.5

5

5.5

V

Supply Current

IVCC

VRON = H, not switching

--

14

--

mA

Supply Current at PS4

IVCC_PS4

VRON = H, not switching

--

85

--

µA

Shutdown Current

ISHDN

VRON = L

--

--

15

µA

EA Amplifier

DC Gain

ADC

RL = 47k

Ω

70

--

--

dB

Gain-Bandwidth Product

GBW

CLOAD = 5pF

--

10

--

MHz

Slew Rate

SREA

CLOAD = 10pF (Gain =

−4, Rf

= 47k

Ω, VOUT = 0.5V to 3V)

--

5

--

V/

µs

Output Voltage Range

VCOMP

RL = 47k

Ω

0.3

--

3.6

V

Maximum

Source/Sink

Current

IOUTEA

VCOMP = 2V

--

5

--

mA

Current Sensing Amplifier (GTUS/VCCSA/AUX)

Impedance at Positive Input

RISENxP

1

--

--

M

Ω