XC6121_1A Datasheet, PDF (3/23 Pages) Torex Semiconductor – Voltage Detector with Watchdog Function and ON/OFF Control (VDF=1.6V~5.0V)

XC6121/XC6122/XC6123/XC6124
Series
■PRODUCT CLASSIFICATION
●Selection Guide
RESET OUTPUT
EN/ENB PIN FUNCTION
SERIES
VDFL (RESETB)
VDFH (RESET)
HYSTERESIS
(EN/ENB INPUT LOGIC*,
PULL-UP OR DOWN RESISTOR)
XC6121 N-channel open drain
-
EN with No Pull-Up Resistor
XC6122 N-channel open drain
-
XC6123 N-channel open drain
-
Available:
V_DFL x 5% (TYP.)
EN with Pull-Up Resistor
ENB with No Pull-Down Resistor
XC6124 N-channel open drain
-
* EN input logic: The watchdog function turns on when the EN pin becomes high level.
* ENB input logic: The watchdog function turns on when the ENB pin becomes low level.
ENB with Pull-Down Resistor
●Ordering Information
XC6121①②③④⑤⑥-⑦^(*1): N-channel Open Drain Output (RESETB), EN Pin: No Pull-Up Resistor
XC6122①②③④⑤⑥-⑦^(*1): N-channel Open Drain Output (RESETB), EN Pin: Pull-Up Resistor
XC6123①②③④⑤⑥-⑦^(*1): N-channel Open Drain Output (RESETB), ENB Pin: No Pull-Down Resistor
XC6124①②③④⑤⑥-⑦^(*1): N-channel Open Drain Output (RESETB), ENB Pin: Pull-Down Resistor
DESIGNATOR
DESCRIPTION
SYMBOL
DESCRIPTION
A
3.13ms (TYP.)
C
50ms (TYP.)
①
Release Delay Time
D
100ms (TYP.)
E
200ms (TYP.)
F
400ms (TYP.)
2
50ms (TYP.)
3
100ms (TYP.)
②
Watchdog Timeout Period
4
200ms (TYP.)
5
400ms (TYP.)
6
1.6s (TYP.)
7
800ms (TYP.)
③④
Detect Voltage
16 ~ 50
Detect voltage
ex.) 4.5V: ③⇒4, ④⇒5
⑤⑥-⑦
Packages
Taping Type ^(*2)
MR
MR-G
ER
SOT-25
SOT-25
USP-6C
ER-G
USP-6C
* Please set the release delay time shorter than or equal to the watchdog timeout period.
ex.) XC6121D327MR or XC6121D627MR
(*1) _{The “-G” suffix indicates that the products are Halogen and Antimony free as well as being fully RoHS compliant.}
(*2) _{The device orientation is fixed in its embossed tape pocket. For reverse orientation, please contact your local Torex sales office or}
representative. (Standard orientation: ⑤R-⑦, Reverse orientation: ⑤L-⑦)
3/23