RT8204BGQW Richtek USA Inc, RT8204BGQW Datasheet - Page 5

• Manufacturer Part Number: RT8204BGQW
• Description: IC SYNC BUCK W/LDO CTRLR 16WQFN
• Manufacturer: Richtek USA Inc

Specifications of RT8204BGQW

• Topology: Step-Down (Buck) Synchronous (1), Linear (LDO) (1)
• Function: Any Function
• Number Of Outputs: 2
• Voltage/current - Output 1: Controller
• Voltage/current - Output 2: Controller
• W/led Driver: No
• W/supervisor: No
• W/sequencer: No
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-WFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Characteristics
(V
DS8204B-03 March 2011
PWM Controller
Quiescent Supply Current
TON Operating Current
Shutdown Current
FB Reference Voltage
FB Input Bias Current
Input Voltage, TON to GND ----------------------------------------------------------------------------------------------
BOOT to GND --------------------------------------------------------------------------------------------------------------
PHASE to BOOT ----------------------------------------------------------------------------------------------------------
PHASE to GND
DC ----------------------------------------------------------------------------------------------------------------------------- −0.3V to 32V
<20ns ------------------------------------------------------------------------------------------------------------------------ −8V to 38V
VDD, VDDP, VOUT, EN/DEM, LEN, LFB, FB, PGOOD, LPGOOD, LDRV to GND -----------------------
UGATE to PHASE
DC ----------------------------------------------------------------------------------------------------------------------------- −0.3V to 6V
<20ns ------------------------------------------------------------------------------------------------------------------------ −5V to 7.5V
OC to GND ------------------------------------------------------------------------------------------------------------------
LGATE to GND
DC ----------------------------------------------------------------------------------------------------------------------------- −0.3V to 6V
<20ns ------------------------------------------------------------------------------------------------------------------------ −2.5V to 7.5V
Power Dissipation, P
WQFN-16L 3x3 ------------------------------------------------------------------------------------------------------------ 1.471W
Package Thermal Resistance (Note 2)
WQFN-16L 3x3, θ
WQFN-16L 3x3, θ
Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------- 260°C
Junction Temperature ----------------------------------------------------------------------------------------------------- 150°C
Storage Temperature Range --------------------------------------------------------------------------------------------
ESD Susceptibility (Note 3)
HBM (Human Body Mode) ---------------------------------------------------------------------------------------------- 2kV
MM (Machine Mode) ------------------------------------------------------------------------------------------------------ 200V
Input Voltage, V
Supply Voltage, V
Junction Temperature Range -------------------------------------------------------------------------------------------- −40°C to 125°C
Ambient Temperature Range -------------------------------------------------------------------------------------------- −40°C to 85°C
DD
= V
DDP
Parameter
= 5V, V
IN
IN
JA
---------------------------------------------------------------------------------------------------------- 3V to 26V
DD
JC
= 15V, V
------------------------------------------------------------------------------------------------------- 68°C/W
, V
D
------------------------------------------------------------------------------------------------------ 7.5C/W
@ T
DDP
A
---------------------------------------------------------------------------------------------- 4.5V to 5.5V
OUT
I
V
= 25°C
SHDN
FB
Symbol
= 1.25V, EN/DEM = V
VDD + VDDP, FB = 0.8V, forced
above the regulation point
R
VDD + VDDP
TON
EN/DEM = 0V
V
FB = 0.75V
DD
TON
(Note 1)
= 4.5 to 5.5V
= 1MΩ
DD
Test Conditions
, R
TON
= 1MΩ, T
(Note 4)
A
= 25°C, unless otherwise specified)
0.742
Min
−10
−1
--
--
--
--
0.75
Typ
0.1
15
−1
--
1
1
RT8204B
0.758
−
−
−
−
−
−
To be continued
1250
www.richtek.com
Max
0.3V to 32V
0.3V to 38V
6V to 0.3V
0.3V to 6V
0.3V to 28V
65°C to 150°C
10
--
--
--
1
Unit
μA
μA
μA
μA
V
5