rt8100 Richtek Technology Corporation, rt8100 Datasheet - Page 7

• Manufacturer Part Number: rt8100
• Description: Synchronous Buck Dc/dc With Dual Voltage Control Mode
• Manufacturer: Richtek Technology Corporation

Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Characteristics
(V
DS8100-03 August 2007
Supply Input
Power On Reset
Soft Start
Power Supply Voltage
Power On Reset Hysteresis
PI Threshold
Power Supply Current
Soft Start Current
DC ------------------------------------------------------------------------------------------------------------- −5V to 15V
DC ------------------------------------------------------------------------------------------------------------- −0.3V to V
Supply Voltage, V
BOOT, V
PHASE to GND
< 200ns ------------------------------------------------------------------------------------------------------ −10V to 30V
BOOT to PHASE ------------------------------------------------------------------------------------------ 15V
BOOT to GND
< 200ns ------------------------------------------------------------------------------------------------------ −0.3V to 42V
UGATE ------------------------------------------------------------------------------------------------------- V
LGATE ------------------------------------------------------------------------------------------------------- GND - 0.3V to V
Input, Output or I/O Voltage ----------------------------------------------------------------------------- GND-0.3V to 7V
Power Dissipation, P
VQFN-16L 3x3 --------------------------------------------------------------------------------------------- 1.47W
Package Thermal Resistance (Note 4)
VQFN-16L 3x3, θ
Junction Temperature ------------------------------------------------------------------------------------- 150°C
Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------- 260°C
Storage Temperature Range ---------------------------------------------------------------------------- −65°C to 150°C
ESD Susceptibility (Note 2)
HBM (Human Body Mode) ------------------------------------------------------------------------------ 1.5kV
MM (Machine Mode) -------------------------------------------------------------------------------------- 150V
Supply Voltage, V
Ambient Temperature Range ---------------------------------------------------------------------------- 0°C to 70°C
Junction Temperature Range ---------------------------------------------------------------------------- 0°C to 125°C
IN
= 12V, T
BOOT
A
Parameter
= 25°C unless otherwise specified)
- V
PHASE
JA
CC
CC
---------------------------------------------------------------------------------------- 68°C/W
ON
Hysteresis
D
-------------------------------------------------------------------------------------- 16V
-------------------------------------------------------------------------------------- 12V ± 10%
@ T
------------------------------------------------------------------------------------ 16V
A
= 25°C
V
12V
5V
V
V
V
I
I
Symbol
VCC
SS
5VSBRTH
5VSBHYS
EN
EN
SB
CC
(Note 1)
5V
Preliminary
SB
= 5V, 12V
Test Conditions
(Note 3)
CC
= 12V, V
IN
= 0V
Min
4.5
3.8
--
--
--
--
--
8
PHASE
Typ
4.2
0.3
0.3
12
50
10
- 0.3V to V
10
5
CC
RT8100
To be continued
www.richtek.com
+15V
Max
4.4
15
15
--
--
--
--
--
CC
BOOT
+ 0.3V
Units
+ 0.3V
mA
mV
μA
V
V
V
V
7