MP6400DG-01-LF-Z Monolithic Power Systems (MPS), MP6400DG-01-LF-Z Datasheet - Page 7

• Manufacturer Part Number: MP6400DG-01-LF-Z
• Description: Supervisory Circuits Low Quiescent Delay Supv Circuit
• Manufacturer: Monolithic Power Systems (MPS)

Specifications of MP6400DG-01-LF-Z

• Rohs: yes
• Number Of Voltages Monitored: 1
• Monitored Voltage: Adjustable
• Undervoltage Threshold: 0.4 V
• Overvoltage Threshold: Adjustable
• Output Type: Open Collector / Drain
• Manual Reset: Resettable
• Watchdog: No Watchdog
• Battery Backup Switching: No Backup
• Power-up Reset Delay (typ): 380 ms
• Supply Voltage - Max: 6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-6
• Maximum Power Dissipation: 2.5 W
• Power Fail Detection: Yes
• Supply Current (typ): 1.6 uA
• Supply Voltage - Min: 1.8 V

FUNCTIONAL BLOCK DIAGRAM
MP6400 Rev. 0.91
12/16/2009
SENSE
MR
VCC
90k
Adjustable Voltage Version
0.4V
+
--
MP6400 – LOW QUIESCENT CURRENT PROGRAMMABLE-DELAY SUPERVISORY CIRCUIT
V
0.25V
IT
0.7V
+V
GND
0.8V
0.0V
Adjustable Voltage
HYS
CC
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
CC
V
MP6400DJ-01
VCC
IT
Reset
Logic
Timer
MR
V
CC
Figure 1—Functional Block Diagram
t
D
SENSE
Figure 2—MP6400 Timing Diagram
RESET
M R
H
H
L
L
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SENSE > V
RESET
C
TRUTH TABLE
DELAY
TIMING DIAGRAM
t
D
0
1
0
1
Time
SENSE
IT
MR
R1
R2
R E S E T
t
VCC
D
H
L
L
L
90k
--
+
Fixed Voltage Version
0.4V
t
D
=Reset Delay
=Undefined State
GND
MP6400DJ-XX
VCC
Reset
Logic
Timer
RESET
C
DELAY
7