Datasheet MC33023, MC34023 (ON Semiconductor) - 5
| Fabricante | ON Semiconductor |
| Descripción | High Speed Single-Ended PWM Controller |
| Páginas / Página | 19 / 5 — MC34023, MC33023. ELECTRICAL CHARACTERISTICS. Characteristic. Symbol. … |
| Idioma del documento | Inglés |
MC34023, MC33023. ELECTRICAL CHARACTERISTICS. Characteristic. Symbol. Min. Typ. Max. Unit. CURRENT SENSE SECTION. OUTPUT SECTION
Línea de modelo para esta hoja de datos
Versión de texto del documento
link to page 5
MC34023, MC33023 ELECTRICAL CHARACTERISTICS
(VCC = 15 V, RT = 3.65 kW, CT = 1.0 nF, for typical values TA = +25°C, for min/max values TA is the operating ambient temperature range that applies [Note 3], unless otherwise noted.)
Characteristic Symbol Min Typ Max Unit CURRENT SENSE SECTION
Input Bias Current (Pin 9(12) = 0 V to 4.0 V) IIB − − 15 mA Current Limit Comparator Input Offset Voltage (Pin 11(14) = 1.1 V) VIO − − 45 mV Current Limit Reference Input Common Mode Range (Pin 11(14)) TJ = +25°C VCMR 1.0 − 3.0 V Shutdown Comparator Threshold Vth 1.25 1.40 1.55 V Propagation Delay (Current Limit/Shutdown to Output, TJ = +25°C) tPLH(in/out) − 50 80 ns
OUTPUT SECTION
Output Voltage V Low State (ISink = 20 mA) VOL − 0.25 0.4 (ISink = 200 mA) − 1.2 2.2 High State (ISource = 20 mA) VOH 13 13.5 − (ISource = 200 mA) 12 13 − Output Voltage with UVLO Activated (VCC = 6.0 V, ISink = 0.5 mA) VOL(UVLO) − 0.25 1.0 V Output Leakage Current (VC = 20 V) IL − 100 500 mA Output Voltage Rise Time (CL = 1.0 nF, TJ = +25°C) tr − 30 60 ns Output Voltage Fall Time (CL = 1.0 nF, TJ = +25°C) tf − 30 60 ns
UNDERVOLTAGE LOCKOUT SECTION
Startup Threshold (VCC Increasing) Vth(on) 8.8 9.2 9.6 V UVLO Hysteresis Voltage (VCC Decreasing After Turn−On) VH 0.4 0.8 1.2 V
TOTAL DEVICE
Power Supply Current ICC mA Startup (VCC = 8.0 V) − 0.5 1.2 Operating − 20 30 3. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible. Tlow = 0°C for MC34023 Thigh = +70°C for MC34023 = −40°C for MC33023 = +105°C for MC33023
http://onsemi.com 4
MC34023, MC33023 ELECTRICAL CHARACTERISTICS
(VCC = 15 V, RT = 3.65 kW, CT = 1.0 nF, for typical values TA = +25°C, for min/max values TA is the operating ambient temperature range that applies [Note 3], unless otherwise noted.)
Characteristic Symbol Min Typ Max Unit CURRENT SENSE SECTION
Input Bias Current (Pin 9(12) = 0 V to 4.0 V) IIB − − 15 mA Current Limit Comparator Input Offset Voltage (Pin 11(14) = 1.1 V) VIO − − 45 mV Current Limit Reference Input Common Mode Range (Pin 11(14)) TJ = +25°C VCMR 1.0 − 3.0 V Shutdown Comparator Threshold Vth 1.25 1.40 1.55 V Propagation Delay (Current Limit/Shutdown to Output, TJ = +25°C) tPLH(in/out) − 50 80 ns
OUTPUT SECTION
Output Voltage V Low State (ISink = 20 mA) VOL − 0.25 0.4 (ISink = 200 mA) − 1.2 2.2 High State (ISource = 20 mA) VOH 13 13.5 − (ISource = 200 mA) 12 13 − Output Voltage with UVLO Activated (VCC = 6.0 V, ISink = 0.5 mA) VOL(UVLO) − 0.25 1.0 V Output Leakage Current (VC = 20 V) IL − 100 500 mA Output Voltage Rise Time (CL = 1.0 nF, TJ = +25°C) tr − 30 60 ns Output Voltage Fall Time (CL = 1.0 nF, TJ = +25°C) tf − 30 60 ns
UNDERVOLTAGE LOCKOUT SECTION
Startup Threshold (VCC Increasing) Vth(on) 8.8 9.2 9.6 V UVLO Hysteresis Voltage (VCC Decreasing After Turn−On) VH 0.4 0.8 1.2 V
TOTAL DEVICE
Power Supply Current ICC mA Startup (VCC = 8.0 V) − 0.5 1.2 Operating − 20 30 3. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible. Tlow = 0°C for MC34023 Thigh = +70°C for MC34023 = −40°C for MC33023 = +105°C for MC33023
http://onsemi.com 4