RT9750
5
DS9750-00 March 2017 www.richtek.com
©
Copyright 2017 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation.
Absolute Maximum Ratings (Note 1)
Supply Pin Voltage, VBUS -------------------------------------------------------------------------------------------- −0.3V to 22V
Supply Pin Voltage, VOUT -------------------------------------------------------------------------------------------- −0.3V to 22V
Other Pin Voltage -------------------------------------------------------------------------------------------------------- 0.3V to 6V
Power Dissipation, P
D
@ T
A
= 25°C
WL-CSP-42B 2.75x3.05 (BSC) --------------------------------------------------------------------------------------- 3.54W
Package Thermal Resistance (Note 2)
WL-CSP-42B 2.75x3.05 (BSC), θ
JA
--------------------------------------------------------------------------------- 28.2°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
Recommended Operating Conditions (Note 4)
Supply Input Voltage Range, VBUS --------------------------------------------------------------------------------- 3.0V to 6V
Supply Input Voltage Range, VOUT --------------------------------------------------------------------------------- 3.0V to 6V
Analog Sense Voltage Range, BATP, BATN ----------------------------------------------------------------------- 0V to 5V
Temperature Sense Voltage Range, TSVBUS, TSBAT ---------------------------------------------------------- 0V to 3V
Output Sink Current, INT ----------------------------------------------------------------------------------------------- 1mA
Junction Temperature Range ------------------------------------------------------------------------------------------
−40°C to 125°C
Ambient Temperature Range ------------------------------------------------------------------------------------------
−40°C to 85°C
Electrical Characteristics
(T
A
= 25°C, unless otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Input Power Source
VDDA UVLO Threshold
V
DDA_VBUS_UVLO
V
DDA
rising, V
BUS
> V
OUT
,
V
DDA
= V
BUS
2.7 2.8 2.9 V
V
DDA_VOUT_UVLO
V
DDA
rising, V
BUS
< V
OUT
,
V
DDA
= V
OUT
VDDA UVLO Hysteresis
V
DDA_VBUS_HYS
V
DDA
falling, V
BUS
> V
OUT
,
V
DDA
= V
BUS
50 150 250 mV
V
DDA_VOUT_HYS
V
DDA
falling, V
BUS
< V
OUT
,
V
DDA
= V
OUT
VBUS Quiescent
Current
I
Q_VBUS
V
BUS
= 4.2V > V
OUT
, charge mode,
LDSW enable
3 4 6 mA
VOUT Quiescent
Current
I
Q_VOUT
V
OUT
= 4.2V > V
BUS
, battery mode,
ADC enable
2 3 5 mA
VOUT Leakage Current I
LEAK_VOUT
V
OUT
= 4.2V > V
BUS
, EN disable 0.5 1 1.5 A
VBAT Insert V
BAT_INSERT
V
BAT
= BATP-BATN 1.9 2 2.1 V