RT9818C-25GB Richtek USA Inc, RT9818C-25GB Datasheet - Page 3
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RT9818C-25GB
Manufacturer Part Number
RT9818C-25GB
Description
IC VOLT DETECTOR 2.5V SOT23-5
Manufacturer
Richtek USA Inc
Type
Simple Reset/Power-On Resetr
Datasheet
1.RT9818A-13GU3.pdf
(14 pages)
Specifications of RT9818C-25GB
Number Of Voltages Monitored
1
Output
Open Drain or Open Collector
Reset
Active Low
Reset Timeout
143 ms Minimum
Voltage - Threshold
2.5V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
SC-74A, SOT-753
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Characteristics
(V
DS9818-09 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
Terminal Voltage (with Respect to GND)
V
All Other Inputs ----------------------------------------------------------------------------------------------------- −0.3V to (V
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 ------------------------------------------------------------------------------------- −65°C to 125°C
ESD Susceptibility (Note 3)
HBM (Human Body Mode) --------------------------------------------------------------------------------------- 2kV
MM (Machine Mode) ----------------------------------------------------------------------------------------------- 200V
Junction Temperature Range ------------------------------------------------------------------------------------- −40°C to 125°C
Ambient Temperature Range ------------------------------------------------------------------------------------- −40°C to 85°C
DD
DD
DD
= 3V, unless otherwise specified)
Drop to Reset Delay
--------------------------------------------------------------------------------------------------------------------- −0.3V to 6V
Parameter
JA
DD
JA
JA
---------------------------------------------------------------------------------------------------------- 180°C/W
-------------------------------------------------------------------------------------------------------- 250°C/W
-------------------------------------------------------------------------------------------------------- 250°C/W
(V
VDD
OUT
JA
-------------------------------------------------------------------------------------------------- 20mA
RT9818C/G
RT9818D/H
RT9818A/E
RT9818B/F
------------------------------------------------------------------------------------------------- 400°C/W
D
) Range
@ T
A
= 25°C
V
I
V
ΔV
t
t
V
V
Symbol
DD
RD
RP
DD
TH
OL
HYS
TH
(Note 1)
V
T
T
Drop = V
V
3 = V
A
A
TH
DD
= 27°C
= 27°C
= 3V, V
≥ 1.02 x V
DD
Test Conditions
< V
TH
DD
−125mV
TH
(Note 4)
TH
= 4.5V, T
I
SINK
> 3.5mA
A
= 27°C
−1.5
Min
143
292
0.9
35
--
--
--
--
--
--
0.01V
1.2 to 5
Typ
220
450
20
55
--
--
--
3
0
TH
0.016V
RT9818
www.richtek.com
Max
297
608
1.5
0.4
75
--
--
--
6
8
TH
DD
+ 0.3V)
Unit
ms
μA
μs
%
V
V
V
V
3