Series: -
Number of Outputs: 1
Mounting Type: Surface Mount
Packaging: Tube
Operating Temperature: 0°C ~ 70°C
Manufacturer: Linear Technology
Package / Case: 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package: 8-SOIC
Applications: Controller, Intel Pentium? II, AMD-K6?-2
Voltage - Input: 3.75 V ~ 13.2 V
Voltage - Output: 1.3 V ~ 3.5 V
Pinout
DescriptionThe LTC1530CS8 is a high power synchronous switching regulator controller optimized for 5V to 1.3V-3.5V output applications. Its synchronous switching architecture drives two external N-channel MOSFET devices to provide high efficiency.The LTC1530CS8 contains a precision trimmed reference and feedback system that provides worst-case output voltage regulation of ±2% over temperature,load current and line voltage shifts.
Features of the LTC1530CS8 are:(1)high power buck converter from 5V or 3.3V main power;(2)adjustable current limit in S0-8 with topside FET RDS(ON) sensing;(3)no external sense resistor required;(4)hiccup mode current limit protection;(5)adjustable, fixed 1.9V, 2.5V, 2.8V and 3.3V output;(6)all n-channel MOSFET cynchronous driver;(7)excellent output regulation: ±2% over line, load and temperature variations;(8)high efficiency: over 95% possible;(9)fast transient response;(10)fixed 300kHz frequency operation;(11)internal soft-start circuit;(12)quiescent current: 1mA, 45mA in shutdown.Applications of the LTC1530CS8 are:(1)power supply for pentium II, AMD-K6-2, SPARC ALPHA and PA-RISC microprocessors;(2)high power 5V to 1.3V-3.5V regulators.
The absolute maximum ratings of the LTC1530CS8 can be summarized as:(1):the parameter is supply voltage PVCC,the rating is 14,the unit is V;(2):the parameter is input voltage IFB,the rating is PVCC+0.3,the unit is V;(3):the parameter is input voltage IMAX,the rating is -0.3 to 14,the unit is V;(4):the parameter is IFB input current,the rating is -100,the unit is mA;(5):the parameter is operating ambient temperature range,the rating is 0 to 70,the unit is ;(6):the parameter is maximum junction temperature,the rating is 125,the unit is ;(7):the parameter is storage temperature range,the rating is -65 to +150,the unit is ;(8):the parameter is lead temperature (soldering, 10 sec),the rating is 300,the unit is .
Parameters: | Technical/Catalog Information | LTC1530CS8 |
| Vendor | Linear Technology |
| Category | Integrated Circuits (ICs) |
| Type | Step-Down (Buck) |
| Number of Outputs | 1 |
| Voltage - Input | 3.3V, 5V |
| Voltage - Output | 1.3 ~ 3.5 V |
| Current - Output | 20A |
| Power - Output | - |
| Package / Case | 8-SOIC (3.9mm Width) |
| Packaging | Bulk |
| Internal Switch(s) | No |
| Synchronous | Yes |
| Rds (On) | - |
| Operating Temperature | 0°C ~ 70°C |
| Frequency - Switching | 300kHz |
| Drawing Number | 161; 05-08-1610; S, S8; 8, 14, 16 |
| Lead Free Status | Contains Lead |
| RoHS Status | RoHS Non-Compliant |
| Other Names | LTC1530CS8
LTC1530CS8
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LTC1530CS8 Data Sheet
