RT9818C-25GB Richtek USA Inc, RT9818C-25GB Datasheet - Page 6

• Manufacturer Part Number: RT9818C-25GB
• Description: IC VOLT DETECTOR 2.5V SOT23-5
• Manufacturer: Richtek USA Inc
• Type: Simple Reset/Power-On Resetr

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

RT9818
www.richtek.com
6
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
45
40
35
30
25
20
15
10
6
5
4
3
2
1
5
0
Reset Threshold Deviation vs. Temperature
Power Down Reset Delay vs. Temperature
-50
-50
0
RT9818C-30
RT9818
RT9818A-45
Supply Current vs. Input Voltage
-25
-25
1
0
0
V
DROP
Temperature (°C)
Temperature (°C)
Input Voltage (V)
2
25
= 200mV
25
3
50
50
V
V
4
4.2V
2.2V
1.2V
5V
4.5V
DROP
DROP
75
75
= 150mV
= 250mV
100
100
5
-30°C
80°C
25°C
125
125
6
45
40
35
30
25
20
15
10
14
12
10
40
35
30
25
20
15
10
5
0
8
6
4
2
0
5
0
Nch Driver Sink Current vs. Input Voltage
Power Down Reset Delay vs. Temperature
-50
Power Down Reset Delay vs. Temperature
-50
0
RT9818C-30, V
RT9818A-45
RT9818A-12
-25
-25
0.5
0
0
1
V
V
DS
Temperature (°C)
DROP
DROP
Input Voltage (V)
Temperature (°C)
= 0.5V
25
25
1.5
= 200mV
= 200mV
DS9818-09 April 2011
25°C
50
50
2
V
V
V
V
−30°C
DROP
DROP
DROP
DROP
75
2.5
75
80°C
= 150mV
= 250mV
= 150mV
= 250mV
100
100
3
125
125
3.5