TC1275-20ENBTR Microchip Technology, TC1275-20ENBTR Datasheet - Page 2

• Manufacturer Part Number: TC1275-20ENBTR
• Description: IC RESET MONITOR 2.55V SOT23B
• Manufacturer: Microchip Technology
• Type: Simple Reset/Power-On Resetr

Specifications of TC1275-20ENBTR

• Number Of Voltages Monitored: 1
• Output: Push-Pull, Totem Pole
• Reset: Active Low
• Reset Timeout: 100 ms Minimum
• Voltage - Threshold: 2.55V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-3, TO-236-3, Micro3™, SSD3, SST3
• Monitored Voltage: 3.3 V
• Output Type: Active Low, Push-Pull
• Manual Reset: Not Resettable
• Watchdog: No Watchdog
• Battery Backup Switching: No Backup
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1.2 V
• Supply Current (typ): 20 uA
• Maximum Power Dissipation: 230 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Power Fail Detection: Yes
• Undervoltage Threshold: 2.47 V
• Overvoltage Threshold: 2.64 V
• Power-up Reset Delay (typ): 300 ms
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: TC127520ENBTR

TC1275/TC1276/TC1277
1.0
Absolute Maximum Ratings*
Supply Voltage (V
RESET, RESET.......................... -0.3V to (V
Input Current, V
Output Current, RESET, RESET ........................20 mA
Power Dissipation (T
Operating Temperature Range.............-40°C to +85°C
Storage Temperature Range ..............-65°C to +150°C
TC1275/TC1276/TC1277 ELECTRICAL SPECIFICATIONS
DS21383C-page 2
Recommended DC Operating Conditions: T
V
DC Electrical Characteristics: T
V
I
I
I
V
V
V
C
R
AC Electrical Characteristics: T
t
t
t
t
t
t
t
Note
Symbol
Symbol
Symbol
OH
OL
CC
RST
RPD1
RPD2
F
R
RPU1
RPU2
CC
OH
CCTP-5
CCTP-10
CCTP-20
OUT
P
3-Pin SOT-23 (derate 4 mW/°C above +70°C)
................................................................230 mW
1:
2:
3:
4:
5:
ELECTRICAL
CHARACTERISTICS
Supply Voltage
Output Voltage @ 0-500μA
Output Current @ 2.4 Volts
V
V
Output Current @ 0.4 Volts
Operating Current
V
V
V
V
V
V
Output Capacitance
Internal Pull-Up Resistor
RESET Active Time
V
V
V
(V
V
(V
V
V
All voltages referenced to ground.
Measured with V
Measured with RESET output open for TC1275/TC1276; measured with RESET output open for TC1277.
t
A 1 kΩ external resistor may be required in some applications for proper operation of the microprocessor reset control circuit when using
the TC1276.
R
CC
CC
CC
CCTP
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CCTP
CCTP
= 5 µs.
= 5V
= 2.7V
< 5.5V
< V
Trip Point (TC1275/6/7-5)
Trip Point (TC1275/6/7-10)
Trip Point (TC1275/6/7-20)
Detect to RESET
Detect to RESET
Slew Rate
Slew Rate
Detect to RESET
Detect to RESET
CC
< V
(MAX) to V
(MIN) to V
CCTP
CC
..............................................20 mA
CC
Parameter
Parameter
Parameter
A
to GND) .............................+6.0V
< 5.5V
≤ 70°C)
CC
CCTP
CCTP
≥ 2.7 volts.
(MAX))
A
A
(MIN))
= -40°C to +85°C unless otherwise noted. Typical values are at T
= -40°C to +85°C unless otherwise noted. Typical values are at T
V
CC
A
2.98
2.80
2.47
Min
Min
+10
Min
100
300
100
100
= -40°C to +85°C unless otherwise noted. Typical values are at T
1.2
1.8
3.0
CC
—
—
—
—
—
—
—
—
– 0.5V V
0
+ 0.3V)
CC
3.06
2.88
2.55
Typ
Typ
350
Typ
200
200
200
1.3
6.0
—
—
13
30
20
20
20
20
—
—
– 0.1V
9
Max
Max
3.15
2.97
2.64
Max
*Stresses above those listed under "Absolute Maximum
Ratings" may cause permanent damage to the device. These
are stress ratings only and functional operation of the device
at these or any other conditions above those indicated in the
operation sections of the specifications is not implied.
Exposure to Absolute Maximum Rating conditions for
extended periods may affect device reliability.
700
300
300
300
9.0
5.5
5.5
35
35
50
50
—
—
—
—
—
—
—
Units
Units
Units
mA
mA
µA
kΩ
ms
ms
ms
pF
µs
µs
µs
ns
V
V
V
V
V
TC1275, TC1276
TC1277
TC1275, TC1277 Note 1
TC1275
TC1277
TC1275, TC1277
TC1276
TC1276
TC1276
TC1275, TC1276 V
TC1277
TC1275, TC1276 Note 4,
TC1277
Device
© 2007 Microchip Technology Inc.
A
A
= +25°C.
= +25°C.
Note 1
Note 2
Note 2, Note 5
Note 3
Note 3
Note 3
Note 1
Note 1
Note 1
V
Figure
Figure
Note 4,
CC(LOW)
CC(LOW)
Test Conditions
Test Conditions
Test Conditions
3-2,
3-1,
Figure 3-1
Figure 3-3
A
= 1V,
= 1V,
= +25°C.
Figure 3-4
Figure 3-3
Figure 3-2
Figure 3-4