RT7205A
Absolute Maximum Ratings (Note 1)
ò USBP toGND ------------------------------------------------------------------------------------------------------------- −0.3V to 25V
ò VDD, OPTO, BLD, OVP to GND -------------------------------------------------------------------------------------- −0.3V to 16.5V
ò V9, VG to GND ------------------------------------------------------------------------------------------------------------ −0.3V to 13V
ò V5, VCP, VFB, IFB, V_TR, RT, CC1, CC2, D+, D-, CS+, CS- to GND--------------------------------------- −0.3V to 6.5V
ò V2 toGND ------------------------------------------------------------------------------------------------------------------ −0.3V to 2.5V
ò Power Dissipation, PD @ TA = 25°C
WQFN-24L 4x4 ----------------------------------------------------------------------------------------------------------- 3.57W
ò Package Thermal Resistance (Note 2)
WQFN-24L 4x4, θJA ------------------------------------------------------------------------------------------------------ 28°C/W
WQFN-24L 4x4, θJC ----------------------------------------------------------------------------------------------------- 7.1°C/W
ò Lead Temperature (Soldering, 10 sec.)------------------------------------------------------------------------------ 260°C
ò Junction Temperature ---------------------------------------------------------------------------------------------------- 150°C
ò Storage Temperature Range ------------------------------------------------------------------------------------------- −65°C to 150°C
ò ESD Susceptibility (Note 3)
HBM (Human Body Model)--------------------------------------------------------------------------------------------- 2kV
Recommended Operating Conditions (Note 4)
ò Supply Input Voltage, VDD --------------------------------------------------------------------------------------------- 3V to 13V
ò Junction Temperature Range------------------------------------------------------------------------------------------- −40°C to 125°C
ò Ambient Temperature Range------------------------------------------------------------------------------------------- −40°C to 85°C
Electrical Characteristics
(TA = 25°C, unless otherwise specified)
Parameter
VDD Section
Symbol
Test Conditions
Min
Typ
Max
Unit
VDD Turn-On Threshold
Voltage
VVDD_ON
2.9
3.0
2.7
3.1
V
V
VDD Turn-Off Threshold
Voltage
VVDD_OFF
2.55
2.85
VDD Turn-On/-Off Hysteresis
VDD Start-Up Current
VVDD_HYS
IDD_START
IDD_OP
--
--
--
--
0.3
200
10
--
300
--
V
VDD = 2.6V
µA
mA
µA
VDD Operating Current
VDD Sleep-Mode Current
SR driver is disabled
In sleep mode
IDD_SLEEP
VVDD_OVP
900
--
VDD Over-Voltage Protection
Threshold Voltage
14.5
15.5
110
16.5
V
VDD Over-Voltage Protection
Threshold Voltage for Disable VVDD_OVP_SR With respect to VREF_CV
SR Driver
104.5
115.5
%
VDD Over-Voltage Protection
Deglitch Time
tD_VDDOVP
(Note 5)
--
50
--
µs
fOSC_MCU
MCU Operating Frequency
VDD = 5V
20.5
21.6
22.7
MHz
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©
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
8
DS7205A-00 February 2018
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
