Sharp PQ6CU11X1APQ
CMOS Step-up Chopper Regulator
FEATURES
1.High switching voltage :MAX.30V (capable of driving max 4LEDs in series connection) 2.Switching current: 250mA 3.High frequency PWM control :1.2MHz 4.High efficiency(efficiency:85%) 5.Built-in overheat, overcurrent protection functions 6.Built-in soft start function 7.RoHS directive compliant● Outline Dimensions ( 1.9) 6 5 4 (Unit:mm) C 0 1 1 2 3 6–0.4±0.1 ( 0.95) ( 0.95) 1.1±0.2
APPLICATIONS
1.Mobile phone 2.DSC 3.PDA Terminal 1.3M AX ( 0.3) 3.3M AX. ( 2 .9 T Y P. excluding remaining gate) 1.6±0.2 0~0.1 0.15±0.1 M AX. 15° 0.2M I N . 2.8±0.3 0.2M I N . ( ①Swith terminal (VSW) ②GND terminal ③Feed back terminal (FB) ④Control terminal (CTRL) ⑤OVP terminal (VO) ⑥VIN terminal(VIN) ) : Typical dimensions Product mass:(0.015g)ABSOLUTE MAXIMUM RATINGS
Parameter Input voltage Output voltage Switching voltage Control voltage Feed back voltage Switching current Power dissipation Junction temperature Operating temperature Storage temperature Soldering temperature Symbol VIN VO VSW CTR...