RT7080
Absolute Maximum Ratings
(Note 1)
Supply Voltage, VIN ------------------------------------------------------------------------------------------------
−0.3V
to 30V
Supply Voltage, VILDO --------------------------------------------------------------------------------------------
−0.3V
to 20V
Supply Voltage, V5V, V5D ----------------------------------------------------------------------------------------
−0.3V
to 6.5V
U, V, W, SW ----------------------------------------------------------------------------------------------------------
−1V
to 30V
VCP, CPP -------------------------------------------------------------------------------------------------------------
−0.3V
to 37.5V
CPN ---------------------------------------------------------------------------------------------------------------------
−0.3V
to 15V
FB -----------------------------------------------------------------------------------------------------------------------
−0.2V
to 6.5V
Voltage of I/O Pin ----------------------------------------------------------------------------------------------------
−0.2V
to 6.5V
Analog Input Voltage ------------------------------------------------------------------------------------------------
−0.2V
to 6.5V
Power Dissipation, P
D
@ T
A
= 25°C
WQFN-40L 6x6 ------------------------------------------------------------------------------------------------------ 3.7W
Package Thermal Resistance (Note 2)
WQFN-40L 6x6,
θ
JA
------------------------------------------------------------------------------------------------- 27°C/W
WQFN-40L 6x6,
θ
JC
------------------------------------------------------------------------------------------------ 7°C/W
Junction Temperature ----------------------------------------------------------------------------------------------- 150°C
Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------- 260°C
Storage Temperature Range --------------------------------------------------------------------------------------
−65°C
to 150°C
ESD Susceptibility (Note 3)
HBM (Human Body Model) ---------------------------------------------------------------------------------------- 2kV
(Note 4)
8V to 28V
6V to 15V
4.5V to 5.5V
−0.7V
to 28V
22μH
4.7μF
0.1μF
−3A
to 3A
200ns
−40°C
to 125°C
−40°C
to 105°C
Recommended Operating Conditions
Supply Voltage, VIN ------------------------------------------------------------------------------------------------
Supply Voltage, VILDO --------------------------------------------------------------------------------------------
Supply Voltage, V5V, V5D ----------------------------------------------------------------------------------------
U, V, W ----------------------------------------------------------------------------------------------------------------
Buck Inductor --------------------------------------------------------------------------------------------------------
Buck Output Capacitor ---------------------------------------------------------------------------------------------
Charge Pump Capacitance (C5, C6) ----------------------------------------------------------------------------
Current Sense Range -----------------------------------------------------------------------------------------------
Dead Time -------------------------------------------------------------------------------------------------------------
Junction Temperature Range --------------------------------------------------------------------------------------
Ambient Temperature Range --------------------------------------------------------------------------------------
Electrical Characteristics
(
V
VIN
= 24V,
T
A
= 25°C, unless otherwise specified)
Parameter
Clock Section
System Frequency
Symbol
Test Conditions
Min
Typ
Max
Unit
f
SCLK
58.8
77.6
(Note 5)
0
60
80
61.2
82.4
MHz
kHz
Slow Clock for Sleep Mode f
LCLK
ADC Section (0 to 4V, 10-bit, Single End Mode, Gain = 1)
ADC Input Voltage Range
V
ADCIN
--
4
V
Copyright
©
2019 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
8
DS7080-00 August 2019
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
