MB3773 Datasheet, PDF (12/29 Pages) Fujitsu Component Limited. – Power Supply Monitor with Watch-Dog Timer

MB3773
(Continued)
Reset time vs.
Operating ambient temperature
(At watch-dog timer)
3
VCC = 5 V
CT = 0.1 µF
2
1
0
−40 −20 0 +20 +40 +60 +80 +100
Operating ambient temperature Ta ( °C)
Watch-dog timer watching time vs.
Operating ambient temperature
16
VCC = 5 V
14
CT = 0.1 µF
12
10
8
6
4
0
−40 −20 0 +20 +40 +60 +80 +100
Operating ambient temperature Ta ( °C)
Watch-dog timer watching time
vs.
CT terminal capacitance
10 ⁶
10 ⁵
10 ⁴
10 ³
Ta = −40 °C
10 ²
Ta =
+25 °C, +85 °C
10 ¹
10 ⁰
10 ^−1
10 ^−2
10 ^−3
10 ^−3 10 ^−2 10 ^−1 10 ⁰ 10 ¹ 10 ²
CT terminal capacitance CT (µF)
Reset time vs.
CT terminal capacitance
(at watch-dog timer)
10 ²
10 ¹
10 ⁰
10 ^−1
Ta =
−40 °C
10 ^−2
Ta = +25 °C,
+85 °C
10 ^−3
10 ^−3 10 ^−2 10 ^−1 10 ⁰ 10 ¹ 10 ²
CT terminal capacitance CT (µF)
Rising reset hold time vs.
CT terminal capacitance
10 ⁶
10 ⁵
10 ⁴
10 ³
10 ²
Ta = −40 °C
10 ¹
Ta = +25 °C, +85 °C
10 ⁰
10 ^−1
10 ^−2
10 ^−3
10 ^−3 10 ^−2 10 ^−1 10 ⁰ 10 ¹ 10 ²
CT terminal capacitance CT (µF)
12