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RT9819D-49GYR Datasheet(PDF) 3 Page - Richtek Technology Corporation

Part # RT9819D-49GYR
Description  Micro-Power Voltage Detectors
Download  13 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9819D-49GYR Datasheet(HTML) 3 Page - Richtek Technology Corporation

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RT9819
3
DS9819-08
July 2013
www.richtek.com
©
Copyright
2013 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
Absolute Maximum Ratings
(Note 1)
Terminal Voltage (with Respect to GND)
VDD ----------------------------------------------------------------------------------------------------------------------
0.3V to 6V
All Other Inputs ------------------------------------------------------------------------------------------------------
0.3V to (VDD + 0.3V)
Input Current, IVDD --------------------------------------------------------------------------------------------------- 20mA
Power Dissipation, PD @ TA = 25
°C
SC-70-3/SC-82 ------------------------------------------------------------------------------------------------------- 0.25W
SOT-23-3 -------------------------------------------------------------------------------------------------------------- 0.4W
WDFN-6L 1.6x1.6 --------------------------------------------------------------------------------------------------- 1.7W
Package Thermal Resistance (Note 2)
SC-70-3/SC-82,
θJA ------------------------------------------------------------------------------------------------- 400°C/W
SOT-23-3,
θJA --------------------------------------------------------------------------------------------------------- 250°C/W
WDFN-6L 1.6x1.6,
θJA ---------------------------------------------------------------------------------------------- 58.5°C/W
Lead Temperature (Soldering, 10sec.) -------------------------------------------------------------------------- 260
°C
Storage Temperature Range --------------------------------------------------------------------------------------
65°C to 125°C
ESD Susceptibility (Note 3)
HBM (Human Body Model) ---------------------------------------------------------------------------------------- 2kV
MM (Machine Model) ----------------------------------------------------------------------------------------------- 200V
Electrical Characteristics
Recommended Operating Conditions
(Note 4)
Junction Temperature Range --------------------------------------------------------------------------------------
40°C to 125°C
Ambient Temperature Range --------------------------------------------------------------------------------------
40°C to 85°C
(VDD = 3V, TA = 25
°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
RT9819A/B/C/D
0.9
--
6
Operating VDD (VOUT) Range
VDD
RT9819E/F/G/H
1.1
--
6
V
Supply Current
IDD
VTH = 3V , VDD = 4.5V
--
3
8
μA
Reset Threshold
VTH
--
1.2 to 5
--
V
Threshold Voltage Accuracy
ΔVTH
−1.5
--
1.5
%
Threshold Voltage Hysteresis
VHYS
--
0.01 VTH
--
V
VDD Drop to Reset Delay
tRD
Drop = VTH −125mV
--
20
--
μs
RT9819A/E
--
0
--
ms
RT9819B/F
35
55
75
ms
RT9819C/G
143
220
297
ms
Reset Active
Time Out Period
RT9819D/H
tRP
VDD ≥ 1.02 × VTH
292
450
608
ms


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