LTC2931 Linear Technology, LTC2931 Datasheet - Page 2

• Manufacturer Part Number: LTC2931
• Description: Confi gurable Six Supply Monitor
• Manufacturer: Linear Technology

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ABSOLUTE MAXIMUM RATINGS
LTC2931
(Notes 1, 2, 3)
V1, V2, V3, V4, V5, V6, VPG ........................ –0.3V to 7V
RST , COMP1-6............................................ –0.3V to 7V
CWT, WDO .................................................... –0.3V to 7V
CRT, VREF , WDI .............................–0.3V to (V
Reference Load Current (I
V4 Input Current (–ADJ Mode) ..............................–1mA
RST , WDO, COMP1-6 Currents ...........................±10mA
Operating Temperature Range
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
ORDER INFORMATION
LEAD FREE FINISH
LTC2931CF#PBF
LTC2931IF#PBF
LTC2931HF#PBF
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to:
This product is only offered in trays. For more information go to:
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
SYMBOL
V
V
V
V
V
V
V
V
V
V
V
2
CC
CCMINP
CCMINC
RT50
RT33
RT30
RT25
RT18
RT15
RTA
RTAN
LTC2931C ................................................ 0°C to 70°C
LTC2931I.............................................. –40°C to 85°C
LTC2931H .......................................... –40°C to 125°C
PARAMETER
Minimum Internal Operating Voltage
Minimum Required for Mode Selection
Minimum Required for Comparators
5V, 5% Reset Threshold
3.3V, 5% Reset Threshold
3V, 5% Reset Threshold
2.5V, 5% Reset Threshold
1.8V, 5% Reset Threshold
1.5V, 5% Reset Threshold
ADJ Reset Threshold
–ADJ Reset Threshold
TAPE AND REEL
LTC2931CF#TRPBF
LTC2931IF#TRPBF
LTC2931HF#TRPBF
VREF
) ..............................±1mA
http://www.linear.com/leadfree/
PART MARKING
LTC2931F
LTC2931F
LTC2931F
A
CC
= 25°C. V
CONDITIONS
RST, COMP
V
V
V1 Input Threshold
V1, V2 Input Threshold
V2 Input Threshold
V2, V3 Input Threshold
V3, V4 Input Threshold
V3, V4 Input Threshold
V3, V4, V5, V6 Input Threshold
V4 Input Threshold
+ 0.3V)
http://www.linear.com/packaging/
CC
CC
The
Rising
Falling
●
CC
denotes the specifi cations which apply over the full operating
n
= 5V, unless otherwise specifi ed. (Note 3)
in Correct Logic State
PIN CONFIGURATION
PACKAGE DESCRIPTION
20-Lead Plastic TSSOP
20-Lead Plastic TSSOP
20-Lead Plastic TSSOP
COMP5
COMP3
COMP1
WDO
WDI
CRT
RST
V5
V3
V1
20-LEAD PLASTIC TSSOP
T
10
JMAX
1
2
3
4
5
6
7
8
9
●
●
●
●
●
●
●
●
●
●
●
= 130°C, θ
F PACKAGE
TOP VIEW
4.600
3.036
2.760
2.300
1.656
1.380
492.5
MIN
–18
JA
= 90°C/W
20
19
18
17
16
15
14
13
12
11
4.675
3.086
2.805
2.338
1.683
1.403
TYP
500
COMP6
V6
COMP2
COMP4
V2
V4
VREF
VPG
GND
CWT
TEMPERATURE RANGE
0°C to 70°C
–40°C to 85°C
–40°C to 125°C
0
4.750
3.135
2.850
2.375
1.710
1.425
507.5
MAX
2.4
2.3
18
1
UNITS
2931fb
mV
mV
V
V
V
V
V
V
V
V
V