link to page 5 link to page 5 link to page 5 link to page 5 link to page 5 link to page 5 NCP1729 100 100 ) 90 Figure 14 Test Setup 90 Figure 14 Test Setup TA = 25°C 80 80 Vin = 1.5 V ANCE ( ANCE ( 70 70 Vin = 2.0 V 60 60 50 50 40 40 Vin = 3.3 V , OUTPUT RESIST , OUTPUT RESIST Vin = 5.0 V out out R 30 R 30 20 20 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 −50 −25 0 25 50 75 100 V T in, SUPPLY VOLTAGE (V) A, AMBIENT TEMPERATURE (°C) Figure 2. Output Resistance vs. Supply VoltageFigure 3. Output Resistance vs. AmbientTemperature ) 35 p 350 p− Figure 14 Test Setup 30 300 TA = 25°C Vin = 4.75 V V 25 in = 4.75 V V 250 out = −4.00 V Vout = −4.00 V 20 200 AGE RIPPLE (mV Vin = 3.15 V T 15 Vout = −2.50 V 150 Vin = 3.15 V Vout = −2.50 V 10 100 V , OUTPUT CURRENT (mA) in = 1.90 V V Vout = −1.50 V I out 5 in = 1.90 V Figure 14 Test Setup 50 Vout = −1.50 V , OUTPUT VOL TA = 25°C out 0 V 0 0 10 20 30 40 50 0 10 20 30 40 50 C1, C2, C3, CAPACITANCE (F) C1, C2, C3, CAPACITANCE (F) Figure 4. Output Current vs. CapacitanceFigure 5. Output Voltage Ripple vs.Capacitance 130 39 Figure 14 Test Setup Figure 14 Test Setup 120 R 38 L = ∞ A) 110 Vin = 1.5 V 37 100 TA = 85°C 90 36 80 Vin = 3.3 V Y CURRENT ( TA = 25°C TA = −40°C OR FREQUENCY (kHz) 35 T 70 34 Vin = 5.0 V , SUPPL 60 I in 33 , OSCILLA 50 C 40 f OS 32 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 −50 −25 0 25 50 75 100 Vin, SUPPLY VOLTAGE (V) TA, AMBIENT TEMPERATURE (°C) Figure 6. Supply Current vs. Supply VoltageFigure 7. Oscillator Frequency vs. AmbientTemperaturehttp://onsemi.com3