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LTC3370 Datasheet PDF

Linear
Part Number LTC3370
Manufacturer Linear
Title 4-Channel 8A Configurable Buck DC/DCs
Description n 8 × 1A Power Stages Configurable as 2, 3, or 4 Output Channels n 8 Unique Output Configurations (1A to 4A Per Channel) n Independent VIN Suppli...
Features Description n 8 × 1A Power Stages Configurable as 2, 3, or 4 Output Channels n 8 Unique Output Configurations (1A to 4A Per Channel) n Independent VIN Supplies for Each DC/DC (2.25V to 5.5V) n Low Total No Load Supply Current: n Zero Current In Shutdown (All Channels Off) n 63µA One Channel Active...

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LTC3370 LTC3370 LTC3370




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LTC3300-1 : The LTC®3300-1 is a fault-protected controller IC for transformer-based bidirectional active balancing of multicell battery stacks. All associated gate drive circuitry, precision current sensing, fault detection circuitry and a robust serial interface with built-in watchdog timer are integrated. Each LTC3300-1 can balance up to 6 series-connected battery cells with an input common mode voltage up to 36V. Charge from any selected cell can be transferred at high efficiency to or from 12 or more adjacent cells. A unique level-shifting SPI-compatible serial interface enables multiple LTC3300-1 devices to be connected in series, without opto-couplers or isolators, allowing for balancing of every .

LTC3300-1 : The LTC®3300-1 is a fault-protected controller IC for transformer-based bidirectional active balancing of multicell battery stacks. All associated gate drive circuitry, precision current sensing, fault detection circuitry and a robust serial interface with built-in watchdog timer are integrated. Each LTC3300-1 can balance up to 6 series-connected battery cells with an input common mode voltage up to 36V. Charge from any selected cell can be transferred at high efficiency to or from 12 or more adjacent cells. A unique level-shifting SPI-compatible serial interface enables multiple LTC3300-1 devices to be connected in series, without opto-couplers or isolators, allowing for balancing of every .

LTC3300-2 : The LTC®3300-2 is a fault-protected controller IC for transformer-based bidirectional active balancing of multicell battery stacks. All associated gate drive circuitry, precision current sensing, fault detection circuitry and a robust serial interface with built-in watchdog timer are integrated. Each LTC3300-2 can balance up to 6 series-connected battery cells with an input common mode voltage up to 36V. Charge from any selected cell can be transferred at high efficiency to or from 12 or more adjacent cells. Each LTC3300-2 has an individually addressable serial interface, allowing up to 32 LTC3300-2 devices to interface to one control processor. Fault protection features include readback cap.

LTC3300-2 : The LTC®3300-2 is a fault-protected controller IC for transformer-based bidirectional active balancing of multicell battery stacks. All associated gate drive circuitry, precision current sensing, fault detection circuitry and a robust serial interface with built-in watchdog timer are integrated. Each LTC3300-2 can balance up to 6 series-connected battery cells with an input common mode voltage up to 36V. Charge from any selected cell can be transferred at high efficiency to or from 12 or more adjacent cells. Each LTC3300-2 has an individually addressable serial interface, allowing up to 32 LTC3300-2 devices to interface to one control processor. Fault protection features include readback cap.

LTC3302 : The LTC®3302 is a very small, high efficiency, low noise, monolithic synchronous 2A step-down DC/DC converter operating from a 2.25V to 5.5V input supply. Using constant frequency, peak current mode control, this regulator achieves fast transient response with small external components. The LTC3302 operates in forced continuous or pulseskipping mode for low noise, or in low-ripple Burst Mode operation for high efficiency at light loads, ideal for battery-powered systems. The IC regulates output voltages as low as 500mV. The adjustable version operates from 500mV to VIN with two additional external resistors. Other features include output overvoltage protection, short-circuit protection, ther.

LTC3305 : The LTC®3305 balances up to 4 lead-acid batteries connected in series. It is intended to be used in conjunction with a separate pre-existing battery charger as part of a high performance battery system. All voltage monitoring, gate drive, and fault detection circuitry is integrated. The LTC3305 employs an auxiliary battery or an alternative storage cell to transfer charge to or from each individual battery in the stack. A mode pin provides two operating modes, timer mode and continuous mode. In timer mode, once the balancing operation is completed, the LTC3305 goes into a low power state for a programmed time and then periodically rebalances the batteries. In continuous mode, the balancing o.

LTC3306 : The LTC®3306 is a very small, high efficiency, low noise, monolithic synchronous step-down DC/DC converter capable of providing as much as 1.75A average output current from a 2.25V to 5.5V input supply. Using constant frequency, peak current mode control at 2MHz switching frequency, and with a minimum on-time of 22ns, this regulator achieves fast transient response and precise regulation in an extremely small solution size. The LTC3306 is available in forced continuous mode for lower noise, or low-ripple Burst Mode operation for higher efficiency at light load. The LTC3306 is available with an external resistor programmable output or with fixed output voltages from 500mV to 3.65V in 50mV inc.

LTC3307A : The LTC®3307A is a very small, high efficiency, low noise, monolithic synchronous 3A step-down DC/DC converter operating from a 2.25V to 5.5V input supply. Using constant frequency, peak current mode control at switching frequencies 1MHz to 3MHz and minimum on-time as low as 22ns, this regulator achieves fast transient response with small external components. Silent Switcher architecture minimizes EMI emissions. The LTC3307A operates in forced continuous or pulseskipping mode for low noise, or low-ripple Burst Mode operation for high efficiency at light loads, ideal for battery-powered systems. The IC regulates output voltages as low as 500mV. Other features include output overvoltage protec.

LTC3308B : n Pin Compatible with LTC3307(3A) and LTC3309(6A) n High Efficiency: 8mΩ NMOS, 31mΩ PMOS n Programmable Frequency 3MHz to 10MHz n Tiny Inductor and Capacitors n Peak Current Mode Control n 22ns Minimum On-Time n Wide Bandwidth, Fast Transient Response n Silent Switcher® Architecture n Ultralow EMI Emissions n Low Ripple Burst Mode® Operation with IQ of 40µA n Safely Tolerates Inductor Saturation in Overload n VIN Range: 2.25V to 5.5V n VOUT Range: 0.5V to VIN n VOUT Accuracy: ±1% Over Temperature Range n Precision 400mV Enable Threshold, 1μA in Shutdown n Power Good, Internal Compensation and Soft-Start n Thermally Enhanced 2mm × 2mm LQFN Package n AEC-Q100 Qualified for Automotive Applicat.

LTC3310 : The LTC®3310S is a very small, low noise, monolithic step-down DC/DC converter capable of providing up to 10A of output current from a 2.25V to 5.5V input supply. The device employs Silent Switcher 2 architecture with internal hot loop bypass capacitors to achieve both low EMI and high efficiency at switching frequencies as high as 5MHz. For systems with higher power requirements, multi-phasing parallel converters is readily implemented. The LTC3310S uses a constant-frequency, peak current mode control architecture for fast transient response. A 500mV reference allows for low voltage outputs. 100% duty cycle operation delivers low drop out. Other features include a power good signal when the.

LTC3310-1 : The LTC®3310S is a very small, low noise, monolithic step-down DC/DC converter capable of providing up to 10A of output current from a 2.25V to 5.5V input supply. The device employs Silent Switcher 2 architecture with internal hot loop bypass capacitors to achieve both low EMI and high efficiency at switching frequencies as high as 5MHz. For systems with higher power requirements, multi-phasing parallel converters is readily implemented. The LTC3310S uses a constant-frequency, peak current mode control architecture for fast transient response. A 500mV reference allows for low voltage outputs. 100% duty cycle operation delivers low drop out. Other features include a power good signal when the.

LTC3310S : The LTC®3310S is a very small, low noise, monolithic step-down DC/DC converter capable of providing up to 10A of output current from a 2.25V to 5.5V input supply. The device employs Silent Switcher 2 architecture with internal hot loop bypass capacitors to achieve both low EMI and high efficiency at switching frequencies as high as 5MHz. For systems with higher power requirements, multi-phasing parallel converters is readily implemented. The LTC3310S uses a constant-frequency, peak current mode control architecture for fast transient response. A 500mV reference allows for low voltage outputs. 100% duty cycle operation delivers low drop out. Other features include a power good signal when the.

LTC3310S-1 : The LTC®3310S is a very small, low noise, monolithic step-down DC/DC converter capable of providing up to 10A of output current from a 2.25V to 5.5V input supply. The device employs Silent Switcher 2 architecture with internal hot loop bypass capacitors to achieve both low EMI and high efficiency at switching frequencies as high as 5MHz. For systems with higher power requirements, multi-phasing parallel converters is readily implemented. The LTC3310S uses a constant-frequency, peak current mode control architecture for fast transient response. A 500mV reference allows for low voltage outputs. 100% duty cycle operation delivers low drop out. Other features include a power good signal when the.

LTC3311 : n Pin Compatible with LTC3310/LTC3310S and LTC3311S n Silent Switcher® Architecture n Ultralow EMI Emissions n High Efficiency—4.5mΩ NMOS and 16mΩ PMOS n Wide Bandwidth, Fast Transient Response n Safely Tolerates Inductor Saturation in Overload n VIN Range: 2.25V to 5.5V n VOUT Range: 0.5V to VIN n VOUT Accuracy: ±1% with Remote Sense n Peak Current Mode Control n Minimum On-Time: 35ns n Programmable Frequency to 5MHz n Precision 400mV Enable Threshold, 1μA in Shutdown n Output Soft-Start with Voltage Tracking n Power Good Output n Die Temperature Monitor n Configurable for Paralleling Power Stages in Forced Continuous Mode n Thermally-Enhanced 3mm × 3mm LQFN Package n AEC-Q100 Qualified fo.

LTC3311-X : n Pin Compatible with LTC3310/LTC3310S and LTC3311S n Silent Switcher® Architecture n Ultralow EMI Emissions n High Efficiency—4.5mΩ NMOS and 16mΩ PMOS n Wide Bandwidth, Fast Transient Response n Safely Tolerates Inductor Saturation in Overload n VIN Range: 2.25V to 5.5V n VOUT Range: 0.5V to VIN n VOUT Accuracy: ±1% with Remote Sense n Peak Current Mode Control n Minimum On-Time: 35ns n Programmable Frequency to 5MHz n Precision 400mV Enable Threshold, 1μA in Shutdown n Output Soft-Start with Voltage Tracking n Power Good Output n Die Temperature Monitor n Configurable for Paralleling Power Stages in Forced Continuous Mode n Thermally-Enhanced 3mm × 3mm LQFN Package n AEC-Q100 Qualified fo.

LTC3311S : n Pin Compatible with LTC3310/LTC3310S and LTC3311 n Silent Switcher®2 Architecture: Ultralow EMI Emissions n High Efficiency—4.5mΩ NMOS & 16mΩ PMOS n Wide Bandwidth, Fast Transient Response n Safely Tolerates Inductor Saturation in Overload n VIN Range: 2.25V to 5.5V n VOUT Range: 0.5V to VIN n VOUT Accuracy: ±1% with Remote Sense n Peak Current Mode Control n Minimum On-Time: 35ns n Programmable Frequency to 5MHz n Shutdown Current: 1µA n Precision 400mV Enable Threshold, 1μA in Shutdown n Output Soft-Start with Voltage Tracking n Power Good Output n Die Temperature Monitor n Configurable for Paralleling Power Stages in Forced Continuous Mode n Thermally Enhanced 3mm × 3mm LQFN Package n .

LTC3312SA : The LTC®3312SA features dual monolithic synchronous 6A step-down converters in a 4mm × 3mm package for space saving applications with demanding performance requirements. Using a constant frequency, peak current mode architecture at switching frequencies up to 3MHz, both bucks achieve high efficiency and fast transient response with small external components. The LTC3312SA can also be configured as a single output, 2-phase 12A step-down converter. The LTC3312SA operates in forced continuous or pulseskipping mode for low noise, or in Burst Mode operation for high efficiency at light loads. The common switching frequency is set to a default 2MHz, programmed with an external resistor, or synchro.




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