MAX834EUK+T Maxim Integrated Products, MAX834EUK+T Datasheet - Page 5

• Manufacturer Part Number: MAX834EUK+T
• Description: IC MONITOR VOLT LATCH SOT23-5
• Manufacturer: Maxim Integrated Products
• Type: Simple Reset/Power-On Resetr

Specifications of MAX834EUK+T

• Number Of Voltages Monitored: 1
• Output: Open Drain or Open Collector
• Reset: Active Low
• Reset Timeout: 80 µs Typical Propagation Delay
• Voltage - Threshold: Adjustable/Selectable
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5, SC-74A, SOT-25
• Undervoltage Threshold: 1.185 V
• Overvoltage Threshold: 1.215 V
• Manual Reset: No
• Watchdog: No
• Supply Voltage (max): 11 V
• Supply Voltage (min): 2.5 V
• Supply Current (typ): 5 uA
• Maximum Power Dissipation: 571 mW
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MAX834EUK+T; MAX834EUK+TTR

(V
Figure 1. Functional Diagram
_____________________________Typical Operating Characteristics (continued)
______________________________________________________________Pin Description
CLEAR
CC
GND
V
10k
100
CC
PIN
10
1k
1
2
3
4
5
= +5V, Typical Operating Circuit, T
1
0.1
1.204V
V
CC
T
A
vs. OUTPUT SINK CURRENT
= 3.6V
= +85°C
OUTPUT SINK CURRENT (mA)
OUTPUT LOW VOLTAGE
CLEAR
NAME
GND
OUT
V
IN
CC
T
1
A
_______________________________________________________________________________________
MAX834
MAX835
= +25°C
Micropower, Latching Voltage Monitors
Clear Input Resets the Latched Output. With V
the output latch. Connect to V
System Ground
System Supply Input
Noninverting Input to the Comparator. The inverting input connects to the internal 1.204V bandgap
reference.
Open-Drain (MAX834) or Push-Pull (MAX835) Latched Output. OUT is active-low.
T
10
A
= -40°C
100
A
= +25°C, unless otherwise noted.)
LATCH
10k
100
10
1k
1
0.1
V
CC
CC
vs. OUTPUT SOURCE CURRENT
OUTPUT SOURCE CURRENT (mA)
= 3.6V
OUT
T
IN
A
to make the latch transparent.
OUTPUT HIGH VOLTAGE
= +85°C
T
A
MAX835
= +25°C
1
Figure 2. Programming the Trip Voltage (V
IN
FUNCTION
T
> V
A
= -40°C
TH
V
, pulse CLEAR high for a minimum of 1µs to reset
CC
CLEAR
LATCH
10
0.1μF
V
TRIP
(UNITS ARE OHMS AND VOLTS)
1.5
1.3
1.1
0.9
0.7
0.5
0.3
0.1
= (1.204)
V
CLEAR
GND
CC
-60 -40
MAX834
MAX835
CLEAR TO OUT PROPAGATION DELAY
V
(
R1
IN
R1 + R2
in SOT23-5
> V
R2
-20
OUT
TH
vs. TEMPERATURE
IN
TEMPERATURE (°C)
)
0
TRIP
20
V
CC
)
V
40
R
R2
CC
V
L
CC
OUT
(MAX834 ONLY)
V
= 11.0V
CC
60
= 5.0V
= 3.6V
80
100
5