XC61C TOREX [Torex Semiconductor], XC61C Datasheet - Page 11

• Manufacturer Part Number: XC61C
• Description: Low Voltage Detectors
• Manufacturer: TOREX [Torex Semiconductor]

■NOTES ON USE
●Oscillation Description
1. Please use this IC within the stated maximum ratings. Operation beyond these limits may cause degrading or permanent
2. When a resistor is connected between the V
3. When a resistor is connected between the V
4. With a resistor connected between the V
5. In order to stabilize the IC's operations, please ensure that V
6. Please use N-ch open drains configuration, when a resistor R
(1) Output current oscillation with the CMOS output configuration
(2) Oscillation as a result of through current
When the voltage applied at IN rises, release operations commence and the detector's output voltage increases. Load
current (I
(IN) and the V
at the V
Following detect operations, load current flow will cease and since voltage drop at R
the V
Oscillation may occur with this " release - detect - release " repetition.
Further, this condition will also appear via means of a similar mechanism during detect operations.
Since the XC61C series are CMOS IC
release and detect operations). Consequently, oscillation is liable to occur as a result of drops in voltage at the through
current's resistor (R
Since hysteresis exists during detect operations, oscillation is unlikely to occur.
damage to the device.
as a result of voltage drops at R
output configurations, oscillation may occur as a result of through current at the time of voltage release even if load
current (I
supply current flowing through the V
several µ sec / V.
In such cases, please ensure that R
IN
pin will rise and release operations will begin over again.
IN
OUT
OUT
pin. When the V
) will flow at R
IN
) does not exist. (refer to the Oscillation Description (2) below )
pin, the load current will flow via the IC's V
IN
) during release voltage operations. (refer to Figure 3)
L
. Because a voltage drop (R
IN
pin voltage level falls below the detect voltage level, detect operations will commence.
IN
if load current (I
IN
IN
S
is less than 10kΩ and that C is more than 0.1µF.
pin.
, through current will flow when the IC's internal circuit switching operates (during
IN
pin and the input, detect and release voltage will rise as a result of the IC's
IN
IN
pin and the input with CMOS output configurations, oscillation may occur
pin and the input with CMOS output configurations, irrespective of N-ch
OUT
) exists. (refer to the Oscillation Description (1) below)
IN
x I
IN
OUT
pin. The voltage drop will also lead to a fall in the voltage level
IN
IN
) is produced at the R
is connected between the V
pin's input frequency's rise and fall times are more than
IN
IN
resistor, located between the input
will disappear, the voltage level at
IN
pin and power source.
XC61C
Series
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