LTC2903 データシートの表示（PDF） - Linear Technology
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LTC2903 Datasheet PDF : 16 Pages
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LTC2903-1
ABSOLUTE MAXIMUM RATINGS
(Notes 1, 2, 3)
V1, V2 ...................................................... – 0.3V to 6.5V
V3 ................................................. 2.7V or (VCC + 0.3V)
V4 (LTC2903-A1, LTC2903-B1) ................– 0.3V to 6.5V
V4 (LTC2903-C1) .................................... – 6.5V to 0.3V
RST ........................................................ – 0.3V to 6.5V
Operating Temperature Range
LTC2903C-X1 .......................................... 0°C to 70°C
LTC2903I-X1 ...................................... – 40°C to 85°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
PACKAGE/ORDER INFORMATION
TOP VIEW
V1 1
GND 2
V2 3
6 RST
5 V4
4 V3
S6 PACKAGE
6-LEAD PLASTIC TSOT-23
TJMAX = 125°C, θJA = 230°C/W
ORDER PART NUMBER S6 PART MARKING
LTC2903CS6-A1
LTC2903CS6-B1
LTC2903CS6-C1
LTC2903IS6-A1
LTC2903IS6-B1
LTC2903IS6-C1
LTAFV
LTAJN
LTAJQ
LTAFW
LTAJP
LTAJR
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS (LTC2903-A1) The q denotes the specifications which apply over the full
operating temperature range, otherwise specifications are at TA = 25°C. VCC = 3.3V unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX
UNITS
VRT33
VRT25
VRT18
VRTA
3.3V, 10% Reset Threshold
2.5V, 10% Reset Threshold
1.8V, 10% Reset Threshold
Adjustable Reset Threshold
V1 Input Threshold
V2 Input Threshold
V3 Input Threshold
V4 Input Threshold
q 2.871 2.921 2.970
V
q 2.175 2.213 2.250
V
q 1.566 1.593 1.620
V
q 0.492 0.500 0.508
V
(LTC2903-B1) The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at
TA = 25°C. VCC = 5V unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX
UNITS
VRT50
VRT33
VRT25
VRT18
5V, 10% Reset Threshold
3.3V, 10% Reset Threshold
2.5V, 10% Reset Threshold
1.8V, 10% Reset Threshold
V1 Input Threshold
V2 Input Threshold
V3 Input Threshold
V4 Input Threshold
q 4.350 4.425 4.500
V
q 2.871 2.921 2.970
V
q 2.175 2.213 2.250
V
q 1.566 1.593 1.620
V
(LTC2903-C1) The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at
TA = 25°C. VCC = 5V unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX
UNITS
VRT50
VRT33
VRT18
VRT52N
5V, 10% Reset Threshold
3.3V, 10% Reset Threshold
1.8V, 10% Reset Threshold
–5.2V, 10% Reset Threshold
V1 Input Threshold
V2 Input Threshold
V3 Input Threshold
V4 Input Threshold
q 4.350 4.425 4.500
V
q 2.871 2.921 2.970
V
q 1.566 1.593 1.620
V
q –4.524 –4.602 –4.680
V
29031f
2
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