L4964 datasheet(9/13 Pages) STMICROELECTRONICS

Part #	L4964

Description	HIGH CURRENT SWITCHING REGULATOR

Download	13 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

Logo

9 / 13 page

Figure 7 : Switching Frequency vs. R1 (see fig. 4).

Figure 8 : Open Loop Frequency and Phase Res-

ponse of Error Amplifier (see fig. 6c).

Figure 9 : Reference Voltage (pin 10) vs. Junc-

tion Temperature (see fig. 4).

Figure 10 : Power Dissipation (L4964 only) vs.

Input Voltage.

Figure 11 : Efficiency vs. Output Voltage.

Figure 12 : Power Dissipation Derrating Curve.

L4964

9/13

Similar Part No. - L4964

Manufacturer	Part #	Datasheet	Description
STMicroelectronics	L4964	208Kb / 13P	HIGH CURRENT SWITCHING REGULATOR
STMicroelectronics	L4964HT	208Kb / 13P	HIGH CURRENT SWITCHING REGULATOR

Manufacturer	Part #	Datasheet	Description
STMicroelectronics	L4964	208Kb / 13P	HIGH CURRENT SWITCHING REGULATOR
Linear Technology	LT3724EFE	263Kb / 26P	High Voltage, Current Mode Switching Regulator Controller
Linear Technology	LT3724	319Kb / 26P	High Voltage, Current Mode Switching Regulator Controller
Toshiba Semiconductor	2SK2266	284Kb / 5P	HIGH SPEED, HIGH CURRENT SWITCHING APPLICATIONS CHOPPER REGULATOR
Linear Technology	LT3724	293Kb / 24P	High Voltage, Current Mode Switching Regulator Controller
uPI Group Inc.	UP6003	152Kb / 11P	Tiny Package, High Performance, Constant Current Switching Regulator
Linear Technology	LT1373	181Kb / 12P	250kHz Low Supply Current High Efficiency 1.5A Switching Regulator
	LT3724	315Kb / 26P	High Voltage, Current Mode Switching Regulator Controller Thermal Shutdown
	LT1373	200Kb / 12P	250kHz Low Supply Current High Efficiency 1.5A Switching Regulator
Fairchild Semiconductor	KSA1244	39Kb / 4P	High Current Switching