High Voltage, High-Side Current Sense Amplifier in SOT-23 Features: Supply Range: 5V to 100V, 105V Absolute Maximum (LTC6101HV) 4V to 60V, 70V Absolute Maximum (LTC6101) Low Offset Voltage: 300μV Max Fast Response: 1μs Response Time (0V to 2.5V on a 5V Output Step) Gain Configurable with 2 Resistors Low Input Bias Current: 170nA Max PSRR: 118dB Min Output Current: 1mA Max Low Supply Current: 250μA, VS = 12V Specifi ed Temperature Range: –40°C to 125°C Operating Temperature Range: –55°C to 125°C Low Profi le (1mm) SOT-23 (ThinSOT™) Package

High Voltage, High Side, Bi-Directional Current Sense Amplifier Features: Wide Supply Range: 4V to 60V with 70V Absolute Maximum Low Offset Voltage: ±450µV Maximum Fast Response: 1µs Response Time Gain Configurable with External Resistors; Each Direction is Gain Configurable Low Input Bias Current: 170nA Maximum PSRR: 110dB Minimum Output Current: ±1mA Maximum Low Supply Current: 520µA, VS = 12V Specified for –40°C to 125°C Temperature Range Available in an 8-Lead MSOP Package

Quad 18MHz, Low Noise, Rail-to-Rail Output, CMOS Op Amp Features: 0.1Hz to 10Hz Noise: 550nVP-P Input Bias Current: 0.2pA (Typ at 25°C) 1pA Max (LTC6240) Low Offset Voltage: 125μV Max Low Offset Drift: 2.5μV/°C Max Gain Bandwidth Product: 18MHz Output Swings Rail-to-Rail Supply Operation: 2.8V to 6V LTC6240/LTC6241/LTC6242 2.8V to ±5.5V LTC6240HV/LTC6241HV/LTC6242HV Low Input Capacitance H-Grade Temperature Range: –40°C to 125°C Single LTC6240 in 5-Pin Low Profile (1mm) ThinSOT™ Package and 8-Pin SO for PCB Guard Ring Dual LTC6241 in 8-Pin SO and Tiny DFN Packages Quad LTC6242 in 16-Pin SSOP and 5mm × 3mm DFN Packages

Programmable Quad Supply Monitor with Adjustable Reset Timer Features: Simultaneously Monitors Four Supplies 16 User Selectable Combinations of 5V, 3.3V, 3V, 2.5V, 1.8V, 1.5V and/or ±Adjustable Voltage Thresholds Guaranteed Threshold Accuracy: ±1.5% of Monitored Voltage Over Temperature Low Supply Current: 43µA Typ Adjustable Reset Time Small MSOP and 3mm × 3mm DFN Packages Manual Reset Pin Open-Drain RST Output (LTC2900-1) Push-Pull RST Output (LTC2900-2) Power Supply Glitch Immunity Guaranteed RST for VCC ≥ 1V

Programmable Quad Supply Monitor with Adjustable Reset Timer Features: Simultaneously Monitors Four Supplies 16 User Selectable Combinations of 5V, 3.3V, 3V, 2.5V, 1.8V, 1.5V and/or ±Adjustable Voltage Thresholds Guaranteed Threshold Accuracy: ±1.5% of Monitored Voltage Over Temperature Low Supply Current: 43µA Typ Adjustable Reset Time Small MSOP and 3mm × 3mm DFN Packages Manual Reset Pin Open-Drain RST Output (LTC2900-1) Push-Pull RST Output (LTC2900-2) Power Supply Glitch Immunity Guaranteed RST for VCC ≥ 1V

Programmable Quad Supply Monitor with Adjustable Reset and Watchdog Timers Features: Simultaneously Monitors Four Supplies 16 User Selectable Combinations of 5V, 3.3V, 3V, 2.5V, 1.8V, 1.5V and/or ±Adj Voltage Thresholds Guaranteed Threshold Accuracy: ±1.5% of Monitored Voltage Over Temperature Selectable Supply Tolerance: 5% and 10% Below Monitored Voltage (LTC2901-3/LTC2901-4) Low Supply Current: 43µA Typ Adjustable Reset Time Adjustable Watchdog Time Open-Drain RST Output (LTC2901-1/LTC2901-3) Push-Pull RST Output (LTC2901-2/LTC2901-4) Individual Nondelayed Monitor Output for Each Supply Power Supply Glitch Immunity Guaranteed RST for VCC ≥ 1V 16-Lead Narrow SSOP Package

Programmable Quad Supply Monitor with Adjustable Reset and Watchdog Timers Features: Simultaneously Monitors Four Supplies 16 User Selectable Combinations of 5V, 3.3V, 3V, 2.5V, 1.8V, 1.5V and/or ±Adj Voltage Thresholds Guaranteed Threshold Accuracy: ±1.5% of Monitored Voltage Over Temperature Selectable Supply Tolerance: 5% and 10% Below Monitored Voltage (LTC2901-3/LTC2901-4) Low Supply Current: 43µA Typ Adjustable Reset Time Adjustable Watchdog Time Open-Drain RST Output (LTC2901-1/LTC2901-3) Push-Pull RST Output (LTC2901-2/LTC2901-4) Individual Nondelayed Monitor Output for Each Supply Power Supply Glitch Immunity Guaranteed RST for VCC ≥ 1V 16-Lead Narrow SSOP Package

Programmable Quad Supply Monitor with Adjustable Reset and Watchdog Timers Features: Simultaneously Monitors Four Supplies 16 User Selectable Combinations of 5V, 3.3V, 3V, 2.5V, 1.8V, 1.5V and/or ±Adj Voltage Thresholds Guaranteed Threshold Accuracy: ±1.5% of Monitored Voltage Over Temperature Selectable Supply Tolerance: 5% and 10% Below Monitored Voltage (LTC2901-3/LTC2901-4) Low Supply Current: 43µA Typ Adjustable Reset Time Adjustable Watchdog Time Open-Drain RST Output (LTC2901-1/LTC2901-3) Push-Pull RST Output (LTC2901-2/LTC2901-4) Individual Nondelayed Monitor Output for Each Supply Power Supply Glitch Immunity Guaranteed RST for VCC ≥ 1V 16-Lead Narrow SSOP Package

Precision Dual Supply Monitor with Pin-Selectable Thresholds Features: Monitors Two Inputs Simultaneously Nine Threshold Combinations Three Supply Tolerances (5%, 7.5%, 10%) Guaranteed Threshold Accuracy: ±1.5% of Monitored Voltage Over Temperature Internal VCC Auto Select Power Supply Glitch Immunity 200ms Reset Time Delay (LTC2904 Only) Adjustable Reset Time Delay (LTC2905 Only) Open Drain RST Output Guaranteed RST for V1 ≥ 1V or V2 ≥ 1V Low Profile (1mm) SOT-23 (ThinSOT™) and Plastic (3mm × 2mm) DFN Packages

Precision Dual Supply Monitor with Pin-Selectable Thresholds Features: Monitors Two Inputs Simultaneously Nine Threshold Combinations Three Supply Tolerances (5%, 7.5%, 10%) Guaranteed Threshold Accuracy: ±1.5% of Monitored Voltage Over Temperature Internal VCC Auto Select Power Supply Glitch Immunity 200ms Reset Time Delay (LTC2904 Only) Adjustable Reset Time Delay (LTC2905 Only) Open Drain RST Output Guaranteed RST for V1 ≥ 1V or V2 ≥ 1V Low Profile (1mm) SOT-23 (ThinSOT™) and Plastic (3mm × 2mm) DFN Packages