RT9818C-42GV Richtek USA Inc, RT9818C-42GV Datasheet - Page 3

• Manufacturer Part Number: RT9818C-42GV
• Description: IC VOLT DETECTOR 4.2V SOT23-3
• Manufacturer: Richtek USA Inc
• Type: Simple Reset/Power-On Resetr

Specifications of RT9818C-42GV

• Number Of Voltages Monitored: 1
• Output: Open Drain or Open Collector
• Reset: Active Low
• Reset Timeout: 143 ms Minimum
• Voltage - Threshold: 4.2V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: TO-236-3, SC-59, SOT-23-3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 1028-1021-2

Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Characteristics
(V
DS9818-07 June 2009
Operating V
Supply Current
Reset Threshold
Threshold Voltage Accuracy
V
Reset Active Time
Out Period
RESET Output Voltage Low (Note 5) V
Hysteresis Width
SOT-89 ------------------------------------------------------------------------------------------------------------------- 0.55W
SOT-89, θ
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 4)
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 2)
HBM (Human Body Mode) ------------------------------------------------------------------------------------------ 2kV
MM (Machine Mode) -------------------------------------------------------------------------------------------------- 200V
Junction Temperature Range ----------------------------------------------------------------------------------------
Ambient Temperature Range ----------------------------------------------------------------------------------------
DD
DD
DD
= 3V, unless otherwise specified)
Drop to Reset Delay
------------------------------------------------------------------------------------------------------------------------
JA
DD
Parameter
JA
JA
------------------------------------------------------------------------------------------------------------- 180°C/W
----------------------------------------------------------------------------------------------------------- 250°C/W
----------------------------------------------------------------------------------------------------------- 250°C/W
(V
VDD
OUT
JA
----------------------------------------------------------------------------------------------------- 20mA
---------------------------------------------------------------------------------------------------- 400°C/W
) Range
D
RT9818C/G
RT9818D/H
RT9818A/E
RT9818B/F
@ T
A
= 25°C
V
Symbol
V
I
V
ΔV
t
t
DD
RD
RP
OL
HYS
DD
TH
TH
(Note 1)
V
T
T
Drop = V
V
3 = V
A
A
TH
DD
= 27°C
= 27°C
=3V, V
≥ 1.02×V
DD
Test Conditions
< V
TH
DD
-125mV
TH
(Note 3)
TH
=4.5V, T
I
SINK
>3.5mA
A
=27°C
−1.5
Min
143
292
0.9
35
--
--
--
--
--
1.2 to 5.0
0.01V
Typ
220
450
20
55
--
3
--
0
--
T H
−
−
−
−
−
0.016V
0.3V to 6.0V
0.3V to V
65°C to 125°C
40°C to 125°C
40°C to 85°C
RT9818
Max
+1.5
www.richtek.com
297
608
0.4
75
--
--
--
6
8
TH
DD
Units
+0.3V
V
μA
V
ms
μs
%
V
V
3