M51945A,B/M51946A,B
Typical Characteristics
Thermal Derating
(Maximum Rating)
500
5-pin SIP
400
8-pin SOP
(PRSP0008DE-C)
: recommend
8-pin SOP
300
(PRSP0008DA-A)
: not recommend
200
100
0
0
25 50 75 85 100 125
Ambient Temperature Ta (°C)
Detection Voltage vs. Supply Voltage
(Input voltage detection series)
1.28
1.27
1.26
VSH
1.25
VSL
1.24
1.23
1.22
0
4
8 12 16 20
Supply Voltage VCC (V)
Threshold Operating Voltage
([L] reset type)
1.0
Ta = 25°C
0.8
0.6
RL = 2.2kΩ
0.4
RL = 22kΩ
RL = 100kΩ
0.2
0
0 0.2 0.4 0.6 0.8 1.0
Supply Voltage VCC (V)
Detection Voltage vs. Ambient Temperature
(Input voltage detection series)
1.28
1.27
VSH
1.26
1.25
VSL
1.24
1.23
1.22
–40 –20 0 20 40 60 80 100
Ambient Temperature Ta (°C)
Input Current vs. Supply Voltage
(Input voltage detection series)
250
VIN = 1.25V
200
150
Ta = –30°C
100
Ta = 25°C
50
Ta = 85°C
0
0
4
8 12 16 20
Supply Voltage VCC (V)
Output Saturation Voltage vs. Output Sink Current
0.3
Supply voltage detecting "L" reset type
: VCC = 4V
Except above mentioned
: VCC = 5V
0.2
0.1
0
0123456
Output Sink Current Isink (mA)
REJ03D0774-0200 Rev.2.00 Aug 20, 2007
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