Products
Product image
Part number
Power
Standby Power Consumption
Control Mode
Frequency
Power Device Characteristics
Characteristics
Package
ST8329Max. output power 18W
<60mW
Primary-Side Feedback (PSR) Quasi-Resonant (QR)
Max. switching frequency 120kHz
Integrated 650V/4A high-voltage MOSFET; BVdss=650V; Ron typ. 2Ω/max. 3Ω (Id=1A)
PSR CV/CC control, quasi-resonant valley-switching for high efficiency & low EMI, no opto-coupler or LT431 needed, line-drop compensation in CV mode, soft start, floating-pin protection, output OVP, cycle-by-cycle current limit, built-in leading-edge blanking, VDD UVLO/OVP & clamp, OTP, meets Level VI energy-efficiency standard
DIP7 / SOP7
ST8328Max. output power 10W
<30mW (with high-voltage start-up)
Primary-Side Feedback (PSR) Quasi-Resonant (QR)
Max. switching frequency 120kHz
Integrated 650V/2A high-voltage MOSFET; BVdss=650V; Ron typ. 4.5Ω/max. 5.6Ω (Id=1A)
PSR CV/CC control, quasi-resonant valley-switching for high efficiency & low EMI, no opto-coupler or LT431 needed, high-voltage start-up eliminating startup resistor, line-drop compensation in CV mode, soft start, floating-pin protection, output OVP, cycle-by-cycle current limit, built-in leading-edge blanking, VDD UVLO/OVP & clamp, OTP, meets Level VI energy-efficiency standard
SOP7
ST8327Max. output power 15W
<60mW
Primary-Side Feedback (PSR) Quasi-Resonant (QR)
Max. switching frequency 120kHz
Integrated 650V/2A high-voltage MOSFET; BVdss=650V; Ron typ. 4.5Ω/max. 5.6Ω (Id=1A); COOLMOS version Ron typ. 2.2Ω/max. 2.5Ω
PSR CV/CC control, quasi-resonant valley-switching for high efficiency & low EMI, no opto-coupler or LT431 needed, line-drop compensation in CV mode, soft start, floating-pin protection, output OVP, cycle-by-cycle current limit, built-in leading-edge blanking, VDD UVLO/OVP & clamp, OTP, meets Level VI energy-efficiency standard
SOP7
ST8325Max. output power 15W
<60mW
Primary-Side Feedback (PSR) Quasi-Resonant (QR)
Max. switching frequency 120kHz
Integrated 650V/2A high-voltage MOSFET; BVdss=650V; Ron typ. 4.5Ω/max. 5.6Ω (Id=1A)
PSR CV/CC control, quasi-resonant valley-switching for high efficiency & low EMI, no opto-coupler or ME431 needed, line-drop compensation in CV mode, soft start, floating-pin protection, output OVP, cycle-by-cycle current limit, built-in leading-edge blanking, VDD UVLO/OVP & clamp, OTP, meets Level VI energy-efficiency standard
DIP7
ST8321- (low-power unit for chargers/adapters/LED drivers; power not specified in datasheet)
<60mW
Primary-Side Feedback (PSR) Quasi-Resonant (QR)
Max. switching frequency 120kHz
Integrated 650V high-voltage MOSFET; BVdss=650V; Ron typ. 9Ω/max. 12Ω (Id=0.5A)
PSR CV/CC control, quasi-resonant valley-switching for high efficiency & low EMI, no opto-coupler or TL431 needed, line-drop compensation in CV mode, soft start, floating-pin protection, output OVP, cycle-by-cycle current limit, built-in leading-edge blanking, VDD UVLO/OVP & clamp, OTP, meets Level VI energy-efficiency standard
SOP7
ST8125A: 5W wide-range/6W peak; B: 4W wide-range/5W peak
<0.1W (standby below 0.1W)
High-Performance Current-Mode PWM
52/60/68kHz (typ. 60kHz)
Integrated 700V high-voltage power switch (bipolar); BVcbo=700V; output limit current A: 320/360/400mA, B: 260/300/340mA
Built-in HV startup current source for fast startup, efficiency-management control with standby <0.1W, OVP/UVP/short-circuit protection, overload/over-temperature protection, precise temperature compensation & cycle-by-cycle current control, low startup & operating current, adaptive frequency foldback for low EMI, high efficiency meeting ENERGY STAR 2.0, built-in line compensation for precise LPS control
SOP6
ST8123Max. 36W (up to 40W with heatsink)
<100mW (at 220V input)
High-Performance Current-Mode PWM
60/67.5/75kHz (typ. 67.5kHz)
Integrated 650V/7A power MOSFET; BVdss=650V; Ron≤1.4Ω; ID=7A
Ultra-low startup current (5µA), audio-noise-free operation, green-mode at light load, frequency shuffling for EMI, over-power compensation, leading-edge blanking, slope compensation, OCP/OLP/UVLO/OVP/OTP protection, for PD fast chargers
DIP8
ST811512W/18W continuous (wide range); Peak 15W/20W
<0.1W (standby below 0.1W)
High-Performance Current-Mode PWM
52/60/68kHz (typ. 60kHz)
Integrated 700V high-voltage power switch (bipolar); BVcbo=700V; output limit current 0.6A/0.65A/0.7A
Built-in HV startup current source for fast startup, efficiency-management control with standby <0.1W, OVP/UVP/short-circuit protection, overload/over-temperature protection, precise temperature compensation & cycle-by-cycle current control, low startup & operating current, adaptive frequency foldback for low EMI, high efficiency meeting ENERGY STAR 2.0
DIP8 / DIP7
ST8113Max. 18W; Peak 24W (85~265V wide range)
<100mW (at 220V input)
High-Performance Current-Mode PWM
65/70/75kHz (typ. 70kHz)
Integrated 600V/4A power MOSFET; BVdss=600V; Ron≤3.3Ω; ID=4A
Ultra-low startup current (10µA), audio-noise-free operation, green-mode at light load, frequency shuffling for EMI, over-power compensation, leading-edge blanking, slope compensation, OCP/OLP/UVLO/OVP/OTP protection
DIP7
ST8112Max. 15W; Peak 18W (85~265V wide range)
<100mW (at 220V input)
High-Performance Current-Mode PWM
60/67.5/75kHz (typ. 67.5kHz)
Integrated 650V/2A power MOSFET; BVdss=650V; Ron≤4.5Ω; ID=2A
Ultra-low startup current (10µA), audio-noise-free operation, green-mode at light load, frequency shuffling for EMI, over-power compensation, leading-edge blanking, slope compensation, OCP/OLP/UVLO/OVP/OTP protection
DIP7
ST810718W (offline flyback, 18W power range)
<100mW (AC above 220Vac)
Current-Mode PWM (with frequency shuffling)
Fixed 65kHz (FOSC: 60/65/70kHz)
Integrated high-voltage power MOSFET: ST8107A 600V/Ron≤4.4Ω; ST8107B 700V/Ron≤6.5Ω; ST8107C 650V/Ron≤5Ω; ID=2A
Frequency shuffling for EMI reduction, audio-noise-free operation, extended burst mode for minimum standby power, internal synchronized slope compensation, soft start, OCP/OLP/OVP/UVLO protection (fixed or adjustable OVP; auto-recovery or latch)
DIP8