PartNumber | LM5642XMH/NOPB | LM5642XMHX | LM5642XMH |
Description | Switching Controllers High Voltage, Dual Synchronous Buck Conv | Switching Controllers High Voltage, Dual Synchronous Buck Converter with Oscillator Synchronization 28-HTSSOP -40 to 125 | IC REG CTRLR BUCK 28ETSSOP |
Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
Product Category | Switching Controllers | Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers |
RoHS | Y | N | - |
Number of Outputs | 2 Output | 2 Output | 2 |
Switching Frequency | 200 kHz to 500 kHz | 200 kHz to 500 kHz | - |
Duty Cycle Max | 98.9 % | 98.9 % | - |
Input Voltage | 4.5 V to 36 V | 4.5 V to 36 V | - |
Output Voltage | 1.3 V to 32.4 V | 1.3 V to 32.4 V | - |
Output Current | 20 A | 20 A | - |
Minimum Operating Temperature | - 40 C | - 40 C | - |
Maximum Operating Temperature | + 125 C | + 125 C | - |
Mounting Style | SMD/SMT | SMD/SMT | - |
Package / Case | HTSSOP-28 | TSSOP EP | - |
Packaging | Tube | Reel | Tube |
Operating Temperature Range | - 40 C to + 125 C | - | - |
Series | LM5642X | LM5642X | - |
Type | Synchronous Buck Controller | Synchronous Buck Controller | - |
Brand | Texas Instruments | Texas Instruments | - |
Operating Supply Current | 1.1 mA | - | - |
Product Type | Switching Controllers | Switching Controllers | - |
Factory Pack Quantity | 48 | 2500 | - |
Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
Unit Weight | 0.006102 oz | 0.006102 oz | - |
Package Case | - | - | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad |
Operating Temperature | - | - | -40°C ~ 125°C (TJ) |
Output Type | - | - | Transistor Driver |
Function | - | - | Step-Down |
Supplier Device Package | - | - | 28-HTSSOP |
Topology | - | - | Buck |
Voltage Supply Vcc Vdd | - | - | 4.5 V ~ 36 V |
Frequency Switching | - | - | 375kHz |
Control Features | - | - | Current Limit, Enable, Soft Start |
Output Configuration | - | - | Positive |
Output Phases | - | - | 2 |
Duty Cycle Max | - | - | 0.989 |
Synchronous Rectifier | - | - | Yes |
Clock Sync | - | - | Yes |
Serial Interfaces | - | - | - |