RT9827 RICHTEK [Richtek Technology Corporation], RT9827 Datasheet - Page 3

• Manufacturer Part Number: RT9827
• Description: Micro-Power Voltage Detector
• Manufacturer: RICHTEK [Richtek Technology Corporation]

Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Characteristics
(V
DS9827-01 April 2011
Operating V
Supply Current
Reset Threshold
Threshold Voltage Accuracy
V
Reset Active Time
Out Period
RESET Output Voltage Low
(Note 5)
Hysteresis Width
SOT-89 ----------------------------------------------------------------------------------------------------------------- 0.55W
SOT-89, θ
DD
Terminal Voltage (with Respect to GND)
V
All Other Inputs ------------------------------------------------------------------------------------------------------
Input Current, I
Power Dissipation, P
SC-70 / SC-82 -------------------------------------------------------------------------------------------------------- 0.25W
SOT-23-3 -------------------------------------------------------------------------------------------------------------- 0.4W
SOT-23-5 -------------------------------------------------------------------------------------------------------------- 0.4W
Package Thermal Resistance (Note 2)
SC-70 / SC-82, θ
SOT-23-3, θ
SOT-23-5, θ
Lead Temperature (Soldering, 10sec.) -------------------------------------------------------------------------- 260°C
Storage Temperature Range --------------------------------------------------------------------------------------
ESD Susceptibility (Note 3)
HBM (Human Body Mode) ---------------------------------------------------------------------------------------- 2kV
MM (Machine Mode) ------------------------------------------------------------------------------------------------ 200V
Junction Temperature Range --------------------------------------------------------------------------------------
Ambient Temperature Range --------------------------------------------------------------------------------------
DD
DD
= 3V, T
Drop to Reset Delay
----------------------------------------------------------------------------------------------------------------------
A
JA
Parameter
DD
= 25°C, unless otherwise specified)
JA
JA
----------------------------------------------------------------------------------------------------------- 180°C/W
--------------------------------------------------------------------------------------------------------- 250°C/W
--------------------------------------------------------------------------------------------------------- 250°C/W
(V
VDD
OUT
JA
--------------------------------------------------------------------------------------------------- 20mA
-------------------------------------------------------------------------------------------------- 400°C/W
RT9827A/E
RT9827B/F
RT9827C/G
RT9827D/H
) Range
D
@ T
A
= 25°C
V
V
Symbol
V
I
V
ΔV
t
t
DD
RD
RP
OL
HYS
DD
TH
TH
(Note 1)
V
Drop = V
V
3 = V
TH
DD
= 3V, V
≥ 1.02 × V
DD
Test Conditions
< V
TH
DD
− 125mV
TH
(Note 4)
TH
I
= 4.5V
SINK
> 3.5mA
−1.5
Min
143
292
0.9
35
--
--
--
--
--
--
0.01V
1.2 to 5
Typ
220
450
20
55
--
--
--
3
0
TH
−
−
−
−
−
0.3V to 6.0V
0.3V to (V
65°C to 125°C
40°C to 125°C
40°C to 85°C
0.016V
RT9827
www.richtek.com
Max
297
608
1.5
0.4
75
--
--
--
6
8
TH
DD
+ 0.3V)
Unit
ms
μs
V
μA
V
%
V
V
3