Heisener Electronics
BOM

XR77129ELB-F

6 V ~ 40 V|Yes
OriginalGlobal SourcingFast DeliveryQuality CertifiedTechnical SupportBulk Discount

IC REG CTRLR BUCK SMBUS 44TQFN

Specifications

Brand
Exar Corporation
Package
44-WFQFN Exposed Pad
Packaging
—
Weight
—

Total Inventory

16,206pcs

Ship within 8 hours

MOQ: 1 pcs

Certifications & Authorizations

Product Video

Discover how XR77129ELB-F from Exar Corporation fits into your design. Our component experts walk through key specifications, quality certifications, and typical application scenarios.

  • Authentic sourcing with full traceability
  • Rigorous incoming quality inspection
  • Competitive pricing & global fast delivery
  • Dedicated application engineering support

Technical Specifications

ManufacturerExar Corporation
Series-
Output TypeTransistor Driver
FunctionStep-Down
Output ConfigurationPositive
TopologyBuck
Number of Outputs4
Output Phases1
Voltage - Supply (Vcc/Vdd)6 V ~ 40 V
Frequency - Switching105kHz ~ 1.23MHz
Duty Cycle (Max)-
Synchronous RectifierYes
Clock SyncNo
Serial InterfacesI2C, SMBus
Control FeaturesEnable
Operating Temperature-40°C ~ 125°C (TJ)
Package / Case44-WFQFN Exposed Pad
Supplier Device Package44-TQFN (7x7)

Recommended Products

RG3216V-1200-W-T1

RG3216V-1200-W-T1

RES SMD 120 OHM 0.05% 1/4W 1206

RR0816P-1650-D-22A

RR0816P-1650-D-22A

RES SMD 165 OHM 0.5% 1/16W 0603

2220Y1000273JXR

2220Y1000273JXR

CAP CER 0.027UF 100V X7R 2220

CS-32-12ZETH

CS-32-12ZETH

SWITCH ROTARY DIP SPDT 100MA 16V

XC9235A28C4R-G

XC9235A28C4R-G

600MA SYNCHRONOUS STEP-DOWN DCDC

S-8533A13AFT-TB-G

S-8533A13AFT-TB-G

IC REG CTRLR BUCK 8TSSOP

Y112110K0000B9R

Y112110K0000B9R

RES SMD 10KOHM 0.1% 0.16W J LEAD

ESQT-104-02-GF-D-625

ESQT-104-02-GF-D-625

ELEVATED 2MM SOCKETS

CTVP00RW-17-73P-P3AD

CTVP00RW-17-73P-P3AD

CONN RCPT MALE 73POS GOLD SLDR

0459844283

0459844283

CONN RCPT R/A 4PWR 40SGL 1.57MM