MCP112T-450E/TT Microchip Technology, MCP112T-450E/TT Datasheet

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MCP112T-450E/TT

Manufacturer Part Number
MCP112T-450E/TT
Description
IC VOLT DET 4.38V LOW SOT-23B
Manufacturer
Microchip Technology
Type
Simple Reset/Power-On Resetr
Datasheets

Specifications of MCP112T-450E/TT

Number Of Voltages Monitored
1
Output
Push-Pull, Totem Pole
Reset
Active Low
Voltage - Threshold
4.38V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
SOT-23-3, TO-236-3, Micro3™, SSD3, SST3
Threshold Voltage
4.38V
No. Of Supervisors / Monitors
1
Supply Voltage Range
1V To 5.5V
Reset Type
Active-Low
Supply Current
1.75µA
Digital Ic Case Style
SOT-23
No. Of Pins
3
Monitored Voltage
4.38 V
Manual Reset
Not Resettable
Watchdog
No Watchdog
Supply Voltage (max)
5.5 V
Supply Voltage (min)
1 V
Supply Current (typ)
1.75 uA
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Reset Timeout
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
MCP112T-450E/TT
MCP112T-450E/TTTR

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MCP112T-450E/TT
Manufacturer:
LD
Quantity:
34 000
Features
• Ultra-low supply current: 1.75 µA (max.)
• Precision monitoring options of:
• Resets microcontroller in a power-loss event
• Active-low V
• Available in SOT23-3, TO-92 and SC70 packages
• Temperature Range:
Applications
• Critical µC and µP Power-monitoring Applications
• Computers
• Intelligent Instruments
• Portable Battery-Powered Equipment
Block Diagram
 2004 Microchip Technology Inc.
- 1.90V, 2.32V, 2.63V, 2.90V, 2.93V, 3.08V,
- MCP111 active-low, open-drain
- MCP112 active-low, push-pull
- Extended: –40°C to +125°C
- Industrial: –40°C to +85°C (MCP1XX-195 only)
4.38V and 4.63V
(except MCP1XX-195)
Band Gap
Reference
Comparator
+
OUT
pin:
V
V
DD
SS
Micropower Voltage Detector
Output
Driver
V
OUT
Description
The
designed to keep a microcontroller in reset until the
system voltage has reached, and stabilized, at the
appropriate level for reliable system operation. These
devices also operate as protection from brown-out
conditions when the system supply voltage drops
below a safe operating level. The MCP111 and
MCP112 are available in eight different trip voltages.
The MCP111 has an open-drain output with an active-
low pin (V
voltage on the V
The MCP112 has a push-pull output and will assert an
active-low signal (V
V
During operation, the output (V
high as long as V
threshold voltage. When V
trip point, V
Package Types
DD
MCP111/112
pin is below the trip-point voltage.
MCP111/112
OUT
OUT
V
V
OUT
). This device will assert V
SS
is driven low.
DD
SOT23-3/SC-70
1
2
pin is below the trip-point voltage.
DD
OUT
V
are
OUT
TO-92
is greater than the specified
pin) when the voltage on the
V
voltage-detecting
DD
DD
V
OUT
falls below the voltage
SS
) remains at a logic-
3
DS21889B-page 1
V
OUT
DD
when the
devices

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MCP112T-450E/TT Summary of contents

Page 1

... Output Driver – Band Gap Reference V SS  2004 Microchip Technology Inc. MCP111/112 Description The MCP111/112 designed to keep a microcontroller in reset until the system voltage has reached, and stabilized, at the appropriate level for reliable system operation. These devices also operate as protection from brown-out conditions when the system supply voltage drops below a safe operating level ...

Page 2

... V < 0.2V RST RST µ +25°C (Note -40°C to +85°C (Note +25°C (Note Note +25°C (Note Note +25°C (Note Note +25°C (Note Note +25°C (Note Note +25°C (Note Note +25°C (Note Note 2 ppm/ ° +25°  2004 Microchip Technology Inc. ...

Page 3

... Detect to V Inactive DD OUT V Detect to V Active DD OUT V Rise Time After V Active OUT OUT Note 1: These parameters are for design guidance only and are not 100% tested.  2004 Microchip Technology Inc. DD Sym Min Typ Max V — — 0 – 0.6 — — ...

Page 4

... A T –40 — +125 A T — — +150 J T –65 — +150 A — 336 — JA — 340 — JA — 131.9 — 5.5V 100 Units Conditions °C MCP1XX-195 °C Except MCP1XX-195 °C °C °C/W °C/W °C/W  2004 Microchip Technology Inc. ...

Page 5

... Temperature (°C) FIGURE 2-3: I vs. Temperature DD (MCP112-475).  2004 Microchip Technology Inc 5.5V 1.6 MCP111-195 5.5V 1.4 5.0V 1.2 4.0V 1 0.8 2.8V 0.6 2.1V 1.7V 0.4 1.0V 0 ...

Page 6

... MCP111; PU +125°C +85°C -40°C +25°C 0.25 0.50 0.75 1.00 I (mA vs 1.7V 2.7V +125°C +85°C -40°C +25°C 0.25 0.50 0.75 1.00 I (mA vs 2.7V). DD +125°C +85°C -40°C +25°C 0.25 0.50 0.75 1.00 I (mA vs 4.4V). DD  2004 Microchip Technology Inc. ...

Page 7

... DD 0.050 I MCP112-475 V = 4.4V DD 0.040 0.030 0.020 0.010 0.000 - Temperature (°C) FIGURE 2-15: V vs. Temperature OL (MCP112-475 @ V = 4.4V). DD  2004 Microchip Technology Inc 5.5V 3.150 3.100 = 0.75 mA 3.050 = 0.50 mA 3.000 = 0.25 mA 2.950 = 0.00 mA 2.900 80 120 0.00 FIGURE 2-16: (MCP112-300 @ V 4.820 4.800 4.780 ...

Page 8

... RPU MCP112-300 V increasing from 3.1V V increasing from 3.3V V increasing from 4.0V V increasing from 5.5V - 110 Temperature (°C) t vs. Temperature RPU MCP112-475 V increasing from 4.9V V increasing from 5.0V V increasing from 5.5V - 110 Temperature (°C) t vs. Temperature RPU  2004 Microchip Technology Inc. ...

Page 9

... 5.5V V increasing from: 0 4.0V 0.05 MCP112-300 0 -40 - Temperature (°C) FIGURE 2-26: t vs. Temperature RT (MCP112-300).  2004 Microchip Technology Inc 5.5V 0.1500 MCP111-195 0.1400 0.1300 0.1200 V increasing DD from 4.0V 0.1100 0.1000 0.0900 0.0800 85 110 -40 FIGURE 2-27: (MCP112-475). increasing from: 85 110 MCP111/112 = 100 k (only MCP111 ...

Page 10

... PIN DESCRIPTION The descriptions of the pins are listed in Table 3-1. TABLE 3-1: PIN FUNCTION TABLE Pin No. Symbol SOT23-3 T0-92 SC- Output State OUT Ground reference Positive power supply DD DS21889B-page 10 Function Falling: > TRIP < TRIP Rising: > TRIP HYS < TRIP HYS  2004 Microchip Technology Inc. ...

Page 11

... TRIPMAX V TRIPMIN 1V V OUT FIGURE 4-2: V Operation as Determined by the V OUT  2004 Microchip Technology Inc. 4.1 V TRIP The voltage trip point (V edge The actual voltage trip point ( between the minimum trip point (V maximum trip point (V this trip point to remove any “jitter” that would occur on ...

Page 12

... This is affected by both Figures 2-22, DD response for different V – TRIP DD V TRIP(MAX) V TRIP(MIN RPU ) determines how long the RPU and temperature. The graph shown in 2-23 and 2-24 show the typical values and temperatures. DD  2004 Microchip Technology Inc. ...

Page 13

... MCP111T-195I/TT MPNN MCP112T-195I/TT MCP111T-240ETT MQNN MCP112T-240ETT MCP111T-270E/TT MGNN MCP112T-270E/TT MCP111T-290E/TT NHNN MCP112T-290E/TT MCP111T-300E/TT MJNN MCP112T-300E/TT MCP111T-315E/TT MKNN MCP112T-315E/TT MCP111T-450E/TT MLNN MCP112T-450E/TT MCP111T-475E/TT MMNN MCP112T-475E/TT SC-70 ERN ESN EAN EBN ECN EDN EEN EFN SOT-23 MRNN MSNN MANN MBNN MCNN MDNN MENN ...

Page 14

... B .015 .017 .020 MILLIMETERS MIN NOM MAX 3 0.96 1.92 0.89 1.01 1.12 0.88 0.95 1.02 0.01 0.06 0.10 2.10 2.37 2.64 1.20 1.30 1.40 2.80 2.92 3.04 0.35 0.45 0. 0.09 0.14 0.18 0.37 0.44 0.  2004 Microchip Technology Inc. ...

Page 15

... Lead Width Mold Draft Angle Top Mold Draft Angle Bottom *Controlling Parameter Notes: Dimensions D and E1 do not include mold flash or protrusions. Mold flash or protrusions shall not exceed .005" (0.127mm) per side. JEITA (EIAJ) Equivalent: SC70 Drawing No. C04-104  2004 Microchip Technology Inc ...

Page 16

... L .500 .555 .610 c .014 .017 .020 B .016 .019 .022 MILLIMETERS MIN NOM MAX 3 1.27 3.30 3.62 3.94 4.45 4.71 4.95 4.32 4.64 4.95 2.16 2.29 2.41 12.70 14.10 15.49 0.36 0.43 0.51 0.41 0.48 0.  2004 Microchip Technology Inc. ...

Page 17

... Top Cover Tape K 0 TABLE 1: CARRIER TAPE/CAVITY DIMENSIONS Case Package Outline Type TT SOT-23B 3L LB SC-70 3L FIGURE 5-2: 3-LEAD SOT-23/SC70 DEVICE TAPE AND REEL SPECIFICATIONS Device Marking Pin 1 Standard Reel Component Orientation  2004 Microchip Technology Inc Carrier Cavity Dimensions Dimensions 3.15 2 ...

Page 18

... MCP111/112 FIGURE 5-3: TO-92 DEVICES Device Marking 3 LEAD TO-92 Device Marking 2 LEAD TO-92 Standard Reel Component Orientation DS21889B-page 18 P, Pitch W, Width of Carrier Tape W, Width of Carrier Tape Reverse Reel Component Orientation  2004 Microchip Technology Inc ...

Page 19

... Option Options Device: MCP111: MicroPower Voltage Detector, open-drain MCP111T: MicroPower Voltage Detector, open-drain (Tape and Reel) MCP112: MicroPower Voltage Detector, push-pull MCP112T: MicroPower Voltage Detector, push-pull (Tape and Reel) Monitoring Options: 195 = 1.90V 240 = 2.32V 270 = 2.63V 290 = 2.90V 300 = 2.93V 315 = 3 ...

Page 20

... MCP111/112 NOTES: DS21889B-page 20  2004 Microchip Technology Inc. ...

Page 21

... PICLAB, PICtail, PowerCal, PowerInfo, PowerMate, PowerTool, rfLAB, rfPICDEM, Select Mode, Smart Serial, SmartTel and Total Endurance are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. ...

Page 22

... Fax: 65-6334-8850 Taiwan - Kaohsiung Tel: 886-7-536-4816 Fax: 886-7-536-4817 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Taiwan - Hsinchu Tel: 886-3-572-9526 Fax: 886-3-572-6459  2004 Microchip Technology Inc. EUROPE Austria - Weis Tel: 43-7242-2244-399 Fax: 43-7242-2244-393 Denmark - Ballerup Tel: 45-4420-9895 Fax: 45-4420-9910 France - Massy Tel: 33-1-69-53-63-20 ...

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