MC44602P2 Motorola, MC44602P2 Datasheet
MC44602P2
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MC44602P2 Summary of contents
Page 1
... Flip Flop 8 and Latching Compensation PWM 1 Error Amplifier Voltage Feedback–Input Foldback 3 Amplifier Gnd 9 MOTOROLA ANALOG IC DEVICE DATA HIGH PERFORMANCE Load Detect Input Voltage Feedback Input V CC Undervoltage V CC Lockout 15 Current Sense Input Short Circuit Load Detect Input Detection Source Output ...
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... 150 T A –25 to +85 Symbol Min – A VOL 65 BW 1.0 0.8 PSRR 65 I Sink – 1.5 I Source – –2 6 – MOTOROLA ANALOG IC DEVICE DATA Unit C/W C Typ Max Unit 2.5 2.65 V –0.6 –2 – dB MHz 1.4 1.8 – 2.0 70 – ...
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... Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible. 4. This parameter is measured at the latch trip point with –5.0 A, refer to Figure 9. 5. Comparator gain is defined Current Sense Input MOTOROLA ANALOG IC DEVICE DATA MC44602 Symbol f OSC f OSC / V ...
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... C T =200 500 pF Ä Ä Ä Ä 100 pF 65 Ä 60 Ä 1 Ä 500 k 1 OSC , OSCILLATOR FREQUENCY (Hz) MOTOROLA ANALOG IC DEVICE DATA Min Typ Max Unit V – 0.6 0.3 – 1.8 2.0 – 2.1 2.6 – 1.4 1.7 – ...
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... Phase versus Frequency 100 2 4 100 Gain 60 Phase –20 0 100 k f, FREQUENCY (Hz) MOTOROLA ANALOG IC DEVICE DATA MC44602 Figure 4. Oscillator Voltage Swing 5 OSC = 3.0 V 4.0 Peak Voltage 3.0 2.0 1.0 Valley Voltage 0 75 100 125 –55 – AMBIENT TEMPERATURE ( C) Figure 6. Error Amp Large Signal ...
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... Figure 14. Thermal Resistance and Maximum Power Dissipation versus P.C.B. Copper Length 100 – D(max) for 150 180 LENGTH OF COPPER (mm) MOTOROLA ANALOG IC DEVICE DATA 125 –55 C 0.4 0.6 0.8 1.0 Line Regulation ref = 100 125 AMBIENT TEMPERATURE ( C) É É É ...
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... I sink , SINK OUTPUT CURRENT (mA) Figure 19. Supply Current versus Supply Voltage 1 Current Sense = 8 4.0 8 SUPPLY VOLTAGE (V) MOTOROLA ANALOG IC DEVICE DATA MC44602 Figure 16. Output Cross Conduction 2 1 –1.0 A Figure 18. Source Output Saturation Voltage –55 C –0.5 –1.0 –1.5 –2 –2 Pulsed Load 120 Hz Rate – ...
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... AMBIENT TEMPERATURE ( C) Figure 26. Reference Undervoltage Threshold 3. Decreasing 3.38 3.34 3.30 75 100 125 –55 – AMBIENT TEMPERATURE ( C) MOTOROLA ANALOG IC DEVICE DATA versus Temperature 100 125 versus Temperature V CC Increasing 100 125 versus Temperature V ref Decreasing 0 25 ...
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... Source Output 2.5V Load Detect 85mV Input 0V Demag Output Fault Latch Q 2.5V Sync Input 0V Startup With Foldback Startup Without Foldback *C = Comparison of Current Sense Input With V Clamp MOTOROLA ANALOG IC DEVICE DATA MC44602 20V Reference Regulator 14V V CC UVLO Reference UVLO 3.6V Load ...
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... Abnormal operating conditions occur when the power supply output is overloaded or if output voltage sensing is lost. Under these conditions, the Current Sense Comparator threshold will be internally clamped to 1.0 V. Therefore the maximum peak switch current is: l pk(max) MOTOROLA ANALOG IC DEVICE DATA ) + W 1.4 V 8800 ...
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... The 5.0 V bandgap reference has a tolerance of 6.0% over a junction temperature range of – Its primary purpose is to supply charging current to the oscillator timing capacitor. The reference has short circuit protection MOTOROLA ANALOG IC DEVICE DATA MC44602 and is capable of providing in excess for powering additional control system circuitry. ...
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... The time constant consists of the output filter capacitance, and the equivalent series resistance (ESR) of the capacitor plus the associated wire resistance. MOTOROLA ANALOG IC DEVICE DATA l pk(max) Low Value R 1 High Value R 1 ...
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... Load Detect Input failed to exceed 2.5 V. Under these conditions, the Sync input will go high approximately 1.0 s after the Load Detect Input exceeds the 85 mV Demag MOTOROLA ANALOG IC DEVICE DATA MC44602 Fault Latch Sync ...
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... This pin is the positive supply of the control IC. The minimum operating voltage range after startup This is the 5.0 V reference output. It provides charging current for capacitor C T through resistor R T and can be used to bias any additional system circuitry. MOTOROLA ANALOG IC DEVICE DATA ...
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... V – 15 Turns, #25AWG (2 Strands) Bifiliar Wound Secondary: 6.8 V – 5 Turns, #25AWG (2 Strands) Bifiliar Wound Core – ETD39 34x17x11 B52 0.020 for a primary inductance of 750 500 nH/Turn 2 Gap – MOTOROLA ANALOG IC DEVICE DATA MC44602 T1 47k MUR 2.0W 4100 270 1N4934 1.0 H ...
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... Conditions 185 Vac to 265 Vac 220 Vac 220 Vac 117 220 Vac 5.0 W MOTOROLA ANALOG IC DEVICE DATA 220pF 390 220 0.1 155V/0.5A 220pF 470 0.1 24.5V/1.8A 220pF 0.1 15.5V/1.8A 470 1.0nF/1.0kV 4.7M Results = 1 0. ...
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... NOTE 5 –T– SEATING PLANE 0.13 (0.005 MOTOROLA ANALOG IC DEVICE DATA MC44602 OUTLINE DIMENSIONS P2 SUFFIX PLASTIC PACKAGE CASE 648C–03 ISSUE C 9 –B– 0.13 (0.005 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. DIMENSION L TO CENTER OF LEADS WHEN FORMED PARALLEL ...
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... Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. “ ...