LT1512CS8#PBF The LT1512CS8#PBF is a 500kHz current mode switching regulator from Linear Technology, designed for constant-current/constant-voltage battery charging applications. It offers a maximum switch current of 1.5A and 1% voltage accuracy.
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LT1512CS8#PBF

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Mfr Name: LT
LT
The LT1512CS8#PBF is a 500kHz current mode switching regulator from Linear Technology, designed for constant-current/constant-voltage battery charging applications. It offers a maximum switch current of 1.5A and 1% voltage accuracy.
✓ Total Stock: 38 pcs

LT1512CS8#PBF Available from 1 distributor

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LT1512CS8#PBF Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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LT1512CS8#PBF Description

Short technical summary and product information.

The LT1512CS8#PBF is a versatile current mode switching regulator from Linear Technology, specifically configured for constant-current and constant-voltage battery charging. Operating at a 500kHz switching frequency, it minimizes inductor size and allows for efficient charging.

 

This regulator features a ground-referred current sense feedback circuit, simplifying system grounding and enabling charging even when the input voltage is lower than the battery voltage. It supports SEPIC or flyback topologies and is suitable for charging NiCd, NiMH, Lead-Acid, or Lithium rechargeable cells. The maximum switch current is 1.5A, enabling charging currents up to 1A for a single lithium-ion cell. The 1% voltage accuracy in constant-voltage mode is ideal for lithium battery applications.

 

The LT1512CS8#PBF supports a maximum input voltage of 30V and a switch voltage of 40V. Its ambient temperature range is 0°C to 70°C for the 'C' variant and -40°C to 85°C for the 'I' variant. The component is housed in a CS8 package.

LT1512CS8#PBF Quick Information

Product Type: DC DC Switching Regulator
Canonical Name: LT1512CS8#PBF Constant-Current/Constant-Voltage Battery Charger
Subcategory: DC DC Switching Regulator

LT1512CS8#PBF Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

LT1512CS8#PBF Features

  • 500kHz switching frequency minimizes inductor size.
  • 1.5A maximum switch current capability.
  • 1% voltage accuracy for lithium batteries.
  • Supports input voltage lower than battery voltage.
  • Ground-referred current sense feedback.

LT1512CS8#PBF Applications

  • Battery charging of rechargeable cells.
  • Precision current limited power supply.
  • Constant-voltage/constant-current supply.
  • Transducer excitation applications.

LT1512CS8#PBF FAQs

7 frequently asked questions generated from this part’s specifications.
What is the switching frequency of the LT1512CS8#PBF?

The switching frequency is 500kHz.

What is the maximum switch current for the LT1512CS8#PBF?

The maximum switch current is 1.5A.

What is the voltage accuracy in constant-voltage mode?

The voltage accuracy in constant-voltage mode is 1%.

What is the maximum input voltage for this regulator?

The maximum input voltage is 30V.

What is the operating temperature range for the LT1512C variant?

The operating ambient temperature range for the LT1512C variant is 0°C to 70°C.

What is the RoHS status of the LT1512CS8#PBF?

The RoHS status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The Moisture Sensitivity Level (MSL) is 1 Unlimited.

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