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Key Features
- PWM LATCH FOR SINGLE PULSE PER PERIOD
- UNDER VOLTAGE LOCK OUT WITH HYSTERETIC TURN-ON
- SWITCHING FREQUENCY UP TO 200KHz
- VERY HIGH EFFICIENCY
- CONTINUOUS MODE OPERATION
- THERMAL SHUTDOWN
- RESET AND POWER FAIL FUNCTIONS
- PRECISE 5.1V ± 2% ON CHIP REFERENCE
- 2A OUTPUT CURRENT
- 0 TO 90% DUTY CYCLE RANGE
- 5.1V TO 40V OUTPUT VOLTAGE RANGE
- INTERNAL CURRENT LIMITING
- INPUT/OUTPUT SYNC PIN
- INTERNAL FEED-FORWARD LINE REG.
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Sample & Buy
| Part Number | Package | Packing Type | Marketing Status | Budgetary Price (US$)* | Quantity | ECCN (US) | Country of Origin | Order from Distributors | Order from ST |
|---|---|---|---|---|---|---|---|---|---|
| L4972A | PDIP 20 | Tube |
Active
|
2.033 | 10000 | EAR99 | MALAYSIA | Check Availability | Get sample |
| L4972AD | SO-20 | Tube |
Active
|
2.033 | 10000 | EAR99 | MALAYSIA | Check Availability | Buy now |
| L4972AD013TR | SO-20 | Tape And Reel |
Active
|
2.033 | 10000 | EAR99 | MALAYSIA | Check Availability | Get sample |
(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors
Featured Videos
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| L4972A |
Active
|
PDIP 20 | Industrial | Ecopack1 |
|
| L4972AD |
Active
|
SO-20 | Industrial | Ecopack1 (*) | |
| L4972AD013TR |
Active
|
SO-20 | Industrial | Ecopack1 (*) |
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
