UCC29421 Datasheet - Unitrode

Multimode High Frequency PWM Controller

UCC29421 Features

* include pulse-by-pulse current limiting, and a low 5-µA quiescent current during shutdown. The UCC39422 incorporates programmable power-on reset circuitry and an uncommitted comparator for low voltage detection. The available packages are 20-pin TSSOP or 20-pin N for the UCC39422, and 16-pin TSSOP o

UCC29421 General Description

SYNC/SD 13 RT 14 1.8 V(MIN) 1.24 V VREF PWM OSC VPUMP 7 VIN 9 CHARGE PUMP VPUMP 8 CP 3 VOUT 2 RSEN RECT 4 ANTI * CROSS COND. VGD RSEL 19 CHRG 6 PWM CIRCUITRY CURRENT LIMIT LOW POWER MODE SLOPE COMPENSATION PFM MODE CONTROL GND 15 + X10 ERROR 1.24 V AMP + ISENSE 12 PGND 5 FB 17 CO.

UCC29421 Datasheet (1.18 MB)

UCC29421 Datasheet Preview — Preview of UCC29421 PDF

Datasheet Details

Part number:

UCC29421

Manufacturer:

Unitrode

File Size:

1.18 MB

Description:

Multimode high frequency pwm controller.
ą UCC29421, UCC29422, UCC39421, UCC39422 MULTIMODE HIGHĆFREQUENCY PWM CONTROLLER SLUS246C OCTOBER 1999 REVISED FEBRUARY 2005 D O.

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UCC29421 Multimode High Frequency PWM Controller Unitrode

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UCC29421 Features

UCC29421 General Description

Datasheet Details

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