ES3G MULTICOMP, ES3G Datasheet
ES3G
Specifications of ES3G
Available stocks
Related parts for ES3G
ES3G Summary of contents
Page 1
FEATURES ■ Simultaneously Monitors Three Supplies LTC1326: 5V, 3.3V and ADJ LTC1326-2.5: 2.5V, 3.3V and ADJ Guaranteed Threshold Accuracy: ±0.75% ■ ■ Low Supply Current: 20µA ■ Internal Reset Time Delay: 200ms ■ Manual Push-Button Reset Input ■ Active Low ...
Page 2
LTC1326/LTC1326-2 BSOLUTE Terminal Voltage ......................... – 0. CC3 CC5 CC25 CCA RST, SRST ............................................ – 0. RST ...................................... – 0. ...
Page 3
ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are 25°C unless otherwise noted. CCA CC3 A SYMBOL PARAMETER V Reset Threshold V RT3 CC3 V Reset Threshold V (LTC1326) RT5 CC5 (LTC1326-2.5) 0°C ≤ ...
Page 4
LTC1326/LTC1326-2.5 ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T otherwise noted. SYMBOL PARAMETER V RST Output Voltage High (Note 3) OH SRST Output Voltage High (Note 3) RST Output Voltage High t Prop Delay RST to RST PHL High ...
Page 5
W U TYPICAL PERFOR A CE CHARACTERISTICS V Input Current vs Input Voltage CCA 25° – 1 – 2 – 3 0.8 0.85 0.9 0.95 1.0 1.05 1.1 1.15 1.2 INPUT VOLTAGE (V) ...
Page 6
LTC1326/LTC1326-2 TYPICAL PERFOR A CE CHARACTERISTICS Reset Pulse Width vs Temperature 225 220 215 210 205 200 195 190 80 – 60 – 40 – TEMPERATURE (°C) 1326/2.5 G13 PIN ...
Page 7
W BLOCK DIAGRA S V CC3 7µA PBR 8 TO POWER DETECT V 2 CC5 V CC3 INTERNAL V 1 CC3 V 3 CCA GND 4 V CC3 7µA PBR CC25 V CC3 INTERNAL V 1 CC3 ...
Page 8
LTC1326/LTC1326-2 DIAGRA S V Monitor Timing CC V RTX V CCX RST U U APPLICATIO S I FOR ATIO Operation The LTC1326/LTC1326-2.5 are micropower, high accu- racy triple supply monitoring circuits. The parts have ...
Page 9
U U APPLICATIO S I FOR ATIO During a supply induced reset condition, the ability of the PBR pin to force a soft reset condition on the SRST pin is disabled. In other words SRST will remain high. If the ...
Page 10
LTC1326/LTC1326-2 APPLICATIO S I FOR ATIO Figure 3 contains a simple circuit for 5V systems that can’t risk the RST output going high in the 3.1V to 4.15V range (possibly due to very slow rise time on the ...
Page 11
U TYPICAL APPLICATIONS ADJUSTABLE SUPPLY OR DC/DC FEEDBACK ADJUSTABLE N Triple Supply Monitor (3.3V, 5V and Adjustable) LTC1326 1 3.3V V PBR CC3 SRST CC5 RST CCA 4 DIVIDER R2 GND RST Dual Supply ...
Page 12
LTC1326/LTC1326-2.5 U TYPICAL APPLICATIONS SRST Tied to RST and OR-Tying Other Sources to RST to THRESHOLD 2.74V Using the Short Pulse Width, Push-Button Soft Reset Feature 12 N Generate Reset and Reset PUSHBUTTON LTC1326/ 8 LTC1326-2.5 PBR 3.3V 4.7k 6µA ...
Page 13
U TYPICAL APPLICATIONS 3.3V 5V 2N3906 2N3904 –5V 3.3V LTC1326-2 PBR CC3 2 2.5V V SRST CC25 R1 3 ADJUSTABLE V RST CCA SUPPLY 4 R2 GND RST N Monitoring a Negative Supply LTC1326 C1 0.1µ ...
Page 14
LTC1326/LTC1326-2.5 PACKAGE DESCRIPTIO 5.23 (.206) MIN 0.42 ± 0.038 (.0165 ± .0015) TYP RECOMMENDED SOLDER PAD LAYOUT 0.254 (.010) GAUGE PLANE 0.18 (.007) NOTE: 1. DIMENSIONS IN MILLIMETER/(INCH) 2. DRAWING NOT TO SCALE 3. DIMENSION DOES NOT INCLUDE MOLD FLASH, ...
Page 15
PACKAGE DESCRIPTIO .050 BSC .245 MIN .030 ±.005 TYP RECOMMENDED SOLDER PAD LAYOUT .010 – .020 (0.254 – 0.508) .008 – .010 (0.203 – 0.254) NOTE: 1. DIMENSIONS IN 2. DRAWING NOT TO SCALE 3. THESE DIMENSIONS DO NOT INCLUDE ...
Page 16
LTC1326/LTC1326-2.5 U TYPICAL APPLICATIO Triple Supply Monitor with 3.3V and 5V System Resets 3.3V ADJUSTABLE SUPPLY OR DC/DC FEEDBACK DIVIDER RELATED PARTS PART NUMBER DESCRIPTION LTC690 5V Supply Monitor, Watchdog Timer and Battery Backup LTC694-3.3 3.3V Supply Monitor, Watchdog Timer ...