Details, datasheet, quote on part number: MC34060AD
PartMC34060AD
CategoryPower Management => AC-DC Controllers/Converters => AC-DC Switching => Off-Line Controllers
TitleOff-Line Controllers
DescriptionUp-to-200kHz Multi-topology PWM Voltage-mode Controller, Package: Soic, Pins=14
CompanyON Semiconductor
DatasheetDownload MC34060AD datasheet
Cross ref.Similar parts: TL497A, UCC25701, UCC25702, UCC2581, UCC2961, UCC35701, UCC35702, UCC3961, MC34060A
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Features, Applications
MC34060A, MC33060A Fixed Frequency, PWM, Voltage Mode Single Ended Controllers

The is a low cost fixed frequency, pulse width modulation control circuit designed primarily for single­ended SWITCHMODEt power supply control. The MC34060A is specified over the commercial operating temperature range to +70°C, and the MC33060A is specified over an automotive temperature range to +85°C. Complete Pulse Width Modulation Control Circuitry On­Chip Oscillator with Master or Slave Operation On­Chip Error Amplifiers On­Chip 5.0 V Reference, 1.5% Accuracy Adjustable Dead­Time Control Uncommitted Output Transistor Rated 200 mA Source or Sink Undervoltage Lockout

SO­14 D SUFFIX CASE PDIP­14 P SUFFIX CASE A = Assembly Location WL = Wafer Lot YY, Y = Year WW = Work Week 1 MC3x060AP AWLYYWW MC3x060AD AWLYWW

See detailed ordering and shipping information in the package dimensions section on page 14 of this data sheet.

Noninv Input Inv Input Compen/PWM Comp Input Dead-Time Control CT RT Ground
MAXIMUM RATINGS (Full operating ambient temperature range applies, unless otherwise noted.)

Rating Power Supply Voltage Collector Output Voltage Collector Output Current (Note 1) Amplifier Input Voltage Range Power Dissipation TA 45°C Operating Junction Temperature Storage Temperature Range Operating Ambient Temperature Range For MC34060A For MC33060A Symbol VCC VC IC Vin PD TJ Tstg to +85 Value to +125 Unit mW °C

Characteristics Thermal Resistance, Junction­to­Ambient Derating Ambient Temperature Symbol RJA TA P Suffix Package 45 D Suffix Package 120 45 Unit °C/W °C

Condition/Value Power Supply Voltage Collector Output Voltage Collector Output Current Amplifier Input Voltage Current Into Feedback Terminal Reference Output Current Timing Resistor Timing Capacitor Oscillator Frequency PWM Input Voltage (Pins 3 and 4) 1. Maximum thermal limits must be observed. Symbol VCC VC IC Vin Ifb Iref RT CT fosc ­ Min Typ Max 40 200 VCC Unit k µF kHz V

ELECTRICAL CHARACTERISTICS (VCC = 0.01 µF, 12 k, unless otherwise noted. For typical values = 25°C,

for min/max values TA is the operating ambient temperature range that applies, unless otherwise noted.) Characteristics REFERENCE SECTION Reference Voltage (IO = 1.0 mA, TA = Tlow to Thigh TA = Tlow to Thigh ­ MC33060A Line Regulation (VCC = 10 mA) Load Regulation (IO to 10 mA) Short Circuit Output Current (Vref 0 V) OUTPUT SECTION Collector Off­State Current (VCC 40 V, VCE 40 V) Emitter Off­State Current (VCC 40 V, VCE 0 V) Collector­Emitter Saturation Voltage (Note 2) Common­Emitter (VE = 200 mA) Emitter­Follower (VC = ­200 mA) Output Voltage Rise Time (TA = 25°C) Common­Emitter (See Figure 12) Emitter­Follower (See Figure 13) Output Voltage Fall Time (TA = 25°C) Common­Emitter (See Figure 12) Emitter­Follower (See Figure 13) ERROR AMPLIFIER SECTION Input Offset Voltage (VO[Pin 2.5 V) Input Offset Current (VC[Pin 2.5 V) Input Bias Current (VO[Pin 2.5 V) Input Common Mode Voltage Range (VCC 40 V) Inverting Input Voltage Range Open­Loop Voltage Gain (VO 2.0 k) Unity­Gain Crossover Frequency (VO 2.0 k) Phase Margin at Unity­Gain (VO 2.0 k) Common Mode Rejection Ratio (VCC 40 V, Vin to 38 V)) Power Supply Rejection Ratio (VCC 2.0 k) Output Sink Current (VO[Pin 0.7 V) Output Source Current (VO[Pin 3.5 V) VIO IIO IIB VICR VIR(INV) AVOL fc m CMRR PSRR IO­ IO+ to VCC V dB kHz deg. dB mA IC(off) IE(off) Vsat(C) µA V Vref V Symbol Min Typ Max Unit

2. Low duty cycle techniques are used during test to maintain junction temperature as close to ambient temperatures as possible. Thigh = +85°C for MC33060A Tlow = ­40°C for = 0°C for = +70°C for MC34060A


 

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