3.3V/5V LDO 的8A, 23V 同步降压型转换器

RT6258B/RT6258C

RT6258B/C是改进型固定导通时间 (ACOT™) 同步Buck转换器，采用改进后的固定导通时间 (ACOT™) 控制架构，具有非常快速的瞬态响应速度。RT6258B的工作电压范围是4.5V至23V，RT6258C的工作电压范围是5.1V至23V。

	RT6258B	RT6258C
Status	Active	Active
Vin (min) (V)	4.5	5.1
Vin (max) (V)	23	23
Number of Outputs	1	1
Vout (min) (V)	3.267	5.049
Vout (max) (V)	3.333	5.151
Output Adj. Method	Fixed	Fixed
Iout (max) (A)	8	8
Current Limit (typ) (A)	10.4	10.4
Freq (typ) (kHz)	500	750
Ext Sync	No	No
Ron_HS (typ) (mOhm)	20	20
Ron_LS (typ) (mOhm)	10	10
Iq (typ) (mA)	0.1	0.1
Features	ACOT Control;Built-in Bootstrap Switch;Cycle-by-Cycle Current Limit;Diode Emulation Mode;Enable Input;Fast Transient Response;OCP;OTP;OVP;PSM;Power Good;Stable with Ceramic Capacitor;UVP;Ultrasonic Mode Control	ACOT Control;Built-in Bootstrap Switch;Cycle-by-Cycle Current Limit;Diode Emulation Mode;Enable Input;Fast Transient Response;OCP;OTP;OVP;PSM;Power Good;Stable with Ceramic Capacitor;UVP;Ultrasonic Mode Control
Package Type	UQFN3x3-12H(FC)	UQFN3x3-12H(FC)