Ship from: HONGKONG
Date Code: Newest Date Code
Manufacturer lead time 6 weeks
| Internal Part Number | EIS-AS1257 | |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Production Status (Lifecycle) | Obsolete / Discontinued | |
| Condition | New & Unused, Original Sealed | |
| PCN Assembly/Origin | Assembly/Test Site 01/Aug/2014 | |
| Standard Package | 1,000 | |
| Category | Integrated Circuits (ICs) | |
| Family | PMIC - Voltage Regulators - DC DC Switching Controllers | |
| Series | - | |
| Packaging | Tape & Reel (TR) | |
| Number of Outputs | 1 | |
| Frequency - Max | - | |
| Duty Cycle | 90% | |
| Voltage - Supply | 8.5 V ~ 57 V | |
| Buck | Yes | |
| Boost | No | |
| Flyback | Yes | |
| Inverting | No | |
| Doubler | No | |
| Divider | No | |
| Cuk | No | |
| Isolated | Yes | |
| Operating Temperature | -40°C ~ 85°C | |
| Package / Case | 20-VQFN Exposed Pad | |
| Supplier Device Package | * | |
| Weight | 0.001 KG | |
| Application | Email for details | |
| Alternative Part (Replacement) | AS1257 | |
| Related Links | AS1, AS1257 Datasheet, Akros Silicon Distributor | |
![]() | ICL3207ECAZ-T | IC 5DRVR/3RCVR RS232 3V 24-SSOP | datasheet.pdf | |
![]() | ASM18DRMI-S288 | CONN EDGECARD 36POS .156 EXTEND | datasheet.pdf | |
![]() | VJ1206Y223JXEAT5Z | CAP CER 0.022UF 500V X7R 1206 | datasheet.pdf | |
![]() | 1393738-3 | CONN BACKSHELL 25POS SHLD 45DEG | datasheet.pdf | |
![]() | 50758210747600F | LED PANEL INCAND 28V 40MA CLEAR | datasheet.pdf | |
![]() | VI-J6L-MZ-F1 | CONVERTER MOD DC/DC 28V 25W | datasheet.pdf | |
![]() | RLR20C3243FRRE6 | RES 324K OHM 1% 1/2W AXIAL | datasheet.pdf | |
![]() | MS3475L24-19AY | CONN HSG PLUG INLINE 19POS PIN | datasheet.pdf | |
![]() | KPSE06P14-19S | CONN PLUG 19POS INLINE SKT | datasheet.pdf | |
| 345-064-520-202 | GREEN CARD EDGE .100 X .200 | datasheet.pdf | ||
![]() | M83513/04-B02N | MICRO 15C S /11 WHT 36" NI | datasheet.pdf | |
![]() | AIB6USB5-28-16PS | GT 20C 20#16 PIN PLUG | datasheet.pdf |