LTC4150(RevA) 查看數據表（PDF） - Linear Technology
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LTC4150 Datasheet PDF : 12 Pages
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LTC4150
ABSOLUTE AXI U RATI GS
(Note 1)
Supply Voltage (VDD) ...................................– 0.3V to 9V
Input Voltage Range
Digital Inputs (CLR, SHDN) ....... – 0.3V to (VDD + 0.3)
SENSE–, SENSE+ , CF–, CF+ ........ – 0.3V to (VDD + 0.3)
Output Voltage Range
Digital Outputs (INT, POL) .......................– 0.3V to 9V
Operating Temperature Range
LTC4150CMS .......................................... 0°C to 70°C
LTC4150IMS ..................................... –40°C TO 85°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
UW U
PACKAGE/ORDER I FOR ATIO
SENSE+ 1
SENSE – 2
CCFF+–
3
4
SHDN 5
TOP VIEW
10 INT
9 CLR
8 VDD
7 GND
6 POL
MS PACKAGE
10-LEAD PLASTIC MSOP
TJMAX = 125°C, θJA = 160°C/W
ORDER PART
NUMBER
LTC4150CMS
LTC4150IMS
MS PART MARKING
LTQW
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VDD = 2.7V and 8.5V unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
VIL
Digital Input Low Voltage, CLR, SHDN
VIH
Digital Input High Voltage, CLR, SHDN
VOL
Digital Output Low Voltage, INT, POL
IOL = 1.6mA, VDD = 2.7V
ILEAK
Digital Output Leakage Current, INT, POL
VINT = VPOL = 8.5V
VOS
Differential Offset Voltage (Note 4)
VDD = 4.0V
●
0.7
●
1.9
●
0.5
●
0.01
1
±100
●
±150
VDD = 8.0V
±100
●
±150
VDD = 2.7V to 8.5V
±150
●
±200
VSENSE(CM)
VSENSE
RIDR
Sense Voltage Common Mode Input Range
Sense Voltage Differential Input Range
Average Differential Input Resistance,
Across SENSE+ and SENSE–
SENSE+ – SENSE–
VDD = 4.1V (Note 3)
● VDD – 0.06
VDD + 0.06
● – 0.05
0.05
155
270
390
VUVLO
Undervoltage Lockout Threshold
Power Supply Current
VDD Rising
●
2.5
2.7
IDD
Supply Current, Operating
IDD(SD)
Supply Current, Shutdown
AC Characteristics
VDD = 8.5V
VDD = 2.7V
VDD = 8.5V
VDD = 2.7V
●
115
140
●
80
100
●
10
●
1.5
GVF
Voltage to Frequency Gain
∆GVF(VDD) Gain Variation with Supply
∆GVF(TEMP) Gain Variation with Temperature
INL
Integral Nonlinearity
VSENSE = 50mV to – 50mV,
2.7V ≤ VDD ≤ 8.5V
2.7V ≤ VDD ≤ 8.5V
(Note 2)
32.0 32.55 33.1
● 31.8
33.3
0
0.5
● – 0.03
0.03
– 0.4
0.4
● – 0.5
0.5
tCLR
CLR Pulse Width to Reset INT,
Figure 2
20
INT and CLR Not Connected
tINT
INT Low Time, INT Connected to CLR
Figure 3, CL = 15pF
●
1
UNITS
V
V
V
µA
µV
µV
µV
µV
µV
µV
V
V
kΩ
V
µA
µA
µA
µA
Hz/V
Hz/V
%/V
%/ ºC
%
%
µs
µs
4150fa
2
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