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