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Texas Instruments SLTS214C Data Sheet

Summary

The PTH12050 power module is a high-efficiency, space-saving solution for stepping down 12V input to wide-ranging regulated outputs (e.g., 1.2–5.5V). Featuring Auto-Track™ sequencing and robust over-current protection, this compact module delivers stable, reliable power up to 6A. The accompanying manual details the pin configuration, adjustable voltage ranges, and precise ordering codes. It is essential for high-performance applications in telecom, industrial systems, and general electronics utilizing FPGAs or DSPs that require high power density conversion.

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查询PTH12050L供应商 PTH12050W/L —12-V Input

6-A, 12-V Input Non-Isolated

SLTS214C – MAY 2003 – REVISED MARCH 2003

Wide-Output Adjust Power Module

Features Up to 6-A Output Current Auto-Track™ Sequencing 12-V Input Voltage Output Over-Current Protection

Wide-Output Voltage Adjust (Non-Latching, Auto-Reset)

(1.2 V to 5.5 V)/(0.8 V to 1.8 V) IPC Lead Free 2 Efficiencies up to 93 % Safety Agency Approvals:

200 W/in³ Power Density UL 60950, c UL 600950, EN60950 On/Off Inhibit (VDE is Pending) Under-Voltage Lockout Point-of-Load Alliance (POLA) Operating Temp: –40 to +85 °C Compatible

NOMINAL SIZE = 0.87 in x 0.5 in

(22,1 mm x 12,57 mm)

Description Pin Configuration The PTH12050 series is the smallest ages. The output voltage of the W-suffix Pin Function non-isolated power modules from Texas device may set to any voltage over the GND Instruments that features Auto-Track™ adjust range, 1.2 V to 5.5 V. The L-suffix Track Vin

Sequencing. Auto-Track simplifies the device has an adjustment range of 0.8 V

Inhibit *

sequencing of supply voltages in power to 1.8 V. The output voltage is set within

Vo Adjust

systems by enabling modules to track each the adjustment range using a single exter-

other, or any other external voltage, during nal resistor.

Denotes negative logic:

power up and power down. Other operating features include an

Open = Normal operation

Although small in size (0.87 in × 0.5 in), on/off inhibit, output voltage adjust (trim),

Ground = Function active

these modules are rated for up to 6 A of and output over-current protection. For

output current, and are an ideal choice in high efficiency these parts employ a syn- applications where space, performance, chronous rectifier output stage. and a power-up sequencing capability are Target applications include telecom, important attributes. industrial, and general purpose circuits,

The series operates from an input including low-power dual-voltage systems Auto-Track™

voltage of 12-V to provide step-down that use a DSP, microprocessor, ASIC, or

Sequencing

conversion to a wide range of output volt- FPGA.

Standard Application

Track

VIN PTH12050 (Top View)

(Required) Ceramic (Optional)

1 %, (Required)

Inhibit

GND GND

Rset Required to set the output voltage higher than the lowest value. (See spec. table for values) C1 Required 100 µF capacitor C2 10 µF ceramic capacitor. Required for output voltages 3.3 V and higher C3 Optional 100 µF capacitor

For technical support and further information, visit http://power.ti.com

Page Summary Contents For Texas Instruments SLTS214C Data Sheet

Page 1 查询PTH12050L供应商 PTH12050W/L —12-V Input 6-A, 12-V Input Non-Isolated SLTS214C – MAY 2003 – REVISED MARCH 2003 Wide-Output Adjust Power Module Features Up to 6-A Output Current Auto-Track™ Sequencing 12...
Page 2 PTH12050W/L —12-V Input 6-A, 12-V Input Non-Isolated SLTS214C – MAY 2003 – REVISED MARCH 2003 Wide-Output Adjust Power Module Ordering Information Output Voltage (PTH12050xx) Package Options (PTH1205...
Page 3 PTH12050W —12-V Input 6-A, 12-V Input Non-Isolated SLTS214C – MAY 2003 – REVISED MARCH 2003 Wide-Output Adjust Power Module Specifications (Unless otherwise stated, Ta =25 °C, Vin =12 V, Vout =3.3 V, ...
Page 4 PTH12050W —12-V Input Typical Characteristics 6-A, 12-V Input Non-Isolated SLTS214C – MAY 2003 – REVISED MARCH 2003 Wide-Output Adjust Power Module ff ic ie cy ip le at ts PTH12050W Characteristic Dat...
Page 5 PTH12050L —12-V Input 6-A, 12-V Input Non-Isolated SLTS214C – MAY 2003 – REVISED MARCH 2003 Wide-Output Adjust Power Module Specifications (Unless otherwise stated, Ta =25 °C, Vin =12 V, Vout =1.8 V, ...
Page 6 PTH12050L —12-V Input Typical Characteristics 6-A, 12-V Input Non-Isolated SLTS214C – MAY 2003 – REVISED MARCH 2003 Wide-Output Adjust Power Module at ts ff ic ie cy ip le PTH12050L Characteristic Dat...
Page 7 Application Notes PTH12050 Series Capacitor Recommendations for the PTH12050 Tantalum Capacitors Series of Power Modules Tantalum type capacitors are most suited for use on the output bus, and are rec...
Page 8 Application Notes PTH12050 Series Table 2-1: Input/Output Capacitors epy T/rodne Vroticapa C scitsiretcarah Croticapa C ytitnau Q )elyt S(seire S gnikro W )Fµ(eula V RSE.xa M elppi R.xa M ezi Slacisyh...
Page 9 Application Notes PTH12050 Series Adjusting the Output Voltage of the PTH12050x Wide-Output Adjust Power Modules The Vo Adjust control (pin 5) sets the output voltage of Figure 2-1; Vo Adjust Resistor...
Page 10 Notes PTH12050 Series Table 2-3; Output Voltage Set-Point Resistor Values PTH12050W PTH12050L VOUT RSET VOUT RSET VOUT RSET 1.200 Open 2.70 3.51 kΩ 0.800 Open 1.225 318.0 kΩ 2.75 3.34 kΩ 0.825 312.0 k...
Page 11 Application Notes PTH Series of Wide-Output Adjust Power Modules (12-V Input) Features of the PTH Family of Non-Isolated PTH12030W (26 A) products incorporate over-tempera- Wide Output Adjust Power Mo...
Page 12 Application Notes PTH Series of Wide-Output Adjust Power Modules (12-V Input) From the moment a valid input voltage is applied, the the regulator to be turned off. soft-start control introduces a shor...
Page 13 Application Notes PTH Series of Wide-Output Adjust Power Modules (12-V Input) Auto-Track™ Function The Auto-Track function is unique to the PTH family, Figure 3-6 shows the output voltage waveforms fr...
Page 14 Application Notes PTH Series of Wide-Output Adjust Power Modules (12-V Input) Figure 3–5; Sequenced Power Up & Power Down Using Auto-Track Track Vo1 =3.3 V 12 V VIN PTH12020W VO GNDInhibit IN R2 O...
Page 15 Application Notes PTH Series of Wide-Output Adjust Power Modules (12-V Input) Margin Up/Down Controls Notes: The PTH12060W, PTH12010W, PTH12020W, and 1. The Margin Up* and Margin Dn* controls were not...
Page 16 Application Notes PTH Series of Wide-Output Adjust Power Modules (12-V Input) Remote Sense The PTH12060W, PTH12010W, PTH12020W, and PTH12030W products incorporate an output voltage sense pin, Vo Sense...
Page 17 PACKAGE OPTION ADDENDUM www.ti.com 27-May-2005 PACKAGING INFORMATION Orderable Device Status Package Package Pins Package Eco Plan Lead/Ball Finish MSL Peak Temp Type Drawing Qty PTH12050LAH ACTIVE DI...
Page 18 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and servic...

Manual Details

Brand Texas Instruments
Pages 18
File Size 340.25 KB
Published June 22, 2026
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Frequently Asked Questions

What are the voltage adjustment ranges for this power module?

The W-suffix devices adjust from 1.2 V to 5.5 V, and the L-suffix devices adjust from 0.8 V to 1.8 V.

How is output current protected?

The modules include output over-current protection which is non-latching and auto-reset.

What are the operational temperature limits?

The operating temperature range is -40 to +85 °C.