HA16108FP HITACHI [Hitachi Semiconductor], HA16108FP Datasheet
HA16108FP
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HA16108FP Summary of contents
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HA16107P/FP, HA16108P/FP PWM Switching Regulator for High-performance Voltage Mode Control Description The IC products in this series are primary control switching regulator control IC’s appropriate for obtaining stabilized DC voltages from commercial AC power. These IC’s can directly drive power ...
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... OVP and ON/OFF pin for independent purposes. Built- Zener diode between Vin and ground. Ordering Information Typical Threshold Voltage Product UVL1 HA16107P Hi: 16.2 V HA16107FP Lo: 9.5 V HA16108P Hi: 16.2 V HA16108FP Lo: 9 OVP Notes 7.0 V Timer latch protection Hi: 7.0 V On-off timer protection Lo: 1.3 V (intermittent operation possible) Package ...
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... OUT CL(+) Notes the SOP package models (HA16107FP and HA16108FP) pins 4, 5, and 13 are connected inside the IC. However, all must be connected to the system ground. 2. Pin (HA16107), ON/OFF (HA16108). Pin Functions HA16107P, HA16108P Pin No. Symbol ...
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... HA16107P/FP, HA16108P/FP HA16107FP, HA16108FP Pin No. Symbol OUT 3 CL (+) 4 GND 5 GND Vref (+) 12 GND 13 GND 14 IN (–) 15 E/O 16 TL, ON/OFF 4 Pin Functions Input voltage Pulse output Current limiter Ground Ground Timing resistor (rising time) Timing capacitor ...
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Block Diagram HA16107P/ 140 PWM Comparator + + QCLM HA16108P/FP ON/OFF 16 140 PWM Comparator + + QCLM ...
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HA16107P/FP, HA16108P/FP Function and Timing Chart Triangle Waveform and PWM Output Timing chart (during normal operation RT2 OUT Oscillator equivalent circuit ...
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Timing in Normal Operation Timing in these ICs is based on a triangular voltage waveform. The rising edge (leading edge) defines the deadband time t . The falling edge (trailing edge) defines the ON-duty control band t DB output ...
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HA16107P/FP, HA16108P/FP 3. Programming of Maximum ON-Duty (Du Max) The preceding equations should be used to program the deadband or maximum ON-duty. The following table gives a summary. Condition R > Triangle waveform Du max Less than ...
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Timing waveforms Vref 2 OUT (PWM pulse) 0 ...
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HA16107P/FP, HA16108P/FP Vref Protection Functions: Overvoltage and Undervoltage Vref overvoltage and undervoltage conditions are detected by the overvoltage detection circuit and UVL2 circuit. PWM output shuts down when Vref approximately 4 V and 5 V. PWM output also shuts down ...
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Undervoltage Lockout and PWM Output The undervoltage lockout function turns off the PWM pulse output when the controller’s supply voltage goes below a designated value. These ICs have two undervoltage lockout circuits. The UVL1 circuit senses the supply voltage V ...
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HA16107P/FP, HA16108P/FP Timer Latch and ON/OFF Timer The HA16107 has a built-in timer-latch function. The HA16108 has a built-in ON/OFF timer function. The timer-latch function is an overvoltage protection function that combines latched shutdown of PWM output with a timer ...
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Use of ON/OFF Timer Pin (HA16108) External Circuit ON/OFF Timer Operation 7 (0 OFF 4 A Notes the capacitance ...
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HA16107P/FP, HA16108P/FP Absolute Maximum Ratings (Ta = 25°C) Item Supply voltage Output current (DC) Output current (peak) Current limiter voltage Error amp input voltage E/O output voltage R pin current T1 R pin current T2 Power dissipation Operating temperature range ...
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Electrical Characteristics (Ta = 25°C, V Section Item Reference Output voltage voltage Line regulation Load regulation Temperature stability Short circuit current Over voltage protec- tion (Vref OVP voltage) Triangle Maximum frequency wave Minimum frequency generator Voltage stability Temperature stability Frequency ...
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HA16107P/FP, HA16108P/FP Electrical Characteristics (Ta = 25°C, V Section Item Error amp High level output (cont.) voltage Low level output voltage Voltage gain Band width (–) Common mode voltage (+) Common mode voltage Over- (+) Threshold voltage V current (+) ...
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Electrical Characteristics (Ta = 25°C, V Section Item Timer latch, Latch threshold voltage ON/OFF 2 timer* V reset voltage IN Reset voltage Differential threshold to UVL low voltage Source current (OCL mode) Sink current (latch mode) Output Low voltage High ...
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HA16107P/FP, HA16108P/FP Note on Standby Current In the test circuit shown in figure 1, the operating current at the start of PWM pulse output is the standby current. If the resistance connected externally to the Vref pin (including R the ...
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Application Note Case: When DC power is applied directly as the power supply of the HA16107/HA16108, without using the transformer backup coil. Phenomenon: The IC may not be activated in the case of a circuit in which V such as ...
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HA16107P/FP, HA16108P/FP Characteristic Curves 2.0 1.5 1.0 0 Operating Current vs. Power Supply Voltage 470 ...
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Standby Current vs. Power Supply Voltage 400 =470 pF T 300 f = 100 kHz OSC 200 100 0 4 Power supply voltage (V) Output V 20 ...
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HA16107P/FP, HA16108P/ =470 100 kHz OSC 400 =470 OSC ...
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Output ON Duty vs. Error Input Voltage HA16107P/FP, HA16108P/ =470 100 kHz OSC 2 3 Error input voltage (V) ...
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HA16107P/FP, HA16108P/ Reference Voltage and PWM Out vs. C 0.1 0.2 0.3 0.1 0.2 0.3 C (+) L Reference Voltage and PWM Out vs. C 0.1 0.2 0.3 0.1 0.2 0 ...
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Timing Resistance vs. Deadband Duty 18V 470 100 kHz OSC Temperature Fluctuation vs. Ambient Temperature 2000 1000 ...
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HA16107P/FP, HA16108P/ OSC OSC Frequency Variance vs. Ambient Temperature = 18V = = ...
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Frequency Variance vs. Ambient Temperature 18V 120 600 kHz OSC Output ON Duty Variance vs. Ambient ...
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HA16107P/FP, HA16108P/FP 600 500 300 100 Oscillator Frequency vs. Timing Resistance Timing resistance 100 (= ...
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Vout Output Rising Waveform 500 0 500 Vout Output Falling Waveform 500 0 500 HA16107P/FP, HA16108P/FP Test circuit Current probe 1000 470 pF ...
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HA16107P/FP, HA16108P/FP Operating waveform at the TL pin When overcurrent is input at the point where the duty cycle is 0 Output pulse shutdown region ...
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Operating waveform at the ON/OFF pin When overcurrent is input at the point where the duty cycle is 0 OFF ON Output pulse shutdown region SW ...
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HA16107P/FP, HA16108P/FP Error Amplifier Characteristic Examples of Drooping Characteristics of Power Supplies Using these ICs 5.0 Normal operation Latch state here 2.5 OFF 0 5.0 2.5 0 HA16108 (Intermittent operation by means of ON/OFF ...
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Operating Circuit Example Flyback Transforrmer Application Example (IC Vref used as system as reference voltage) Bridge Diode Start-up Resistor RFI FILTER AC INPUT OUT 110 CL(+) Current Sense 51 L.P.F. 4700 pF CL 470 pF ...
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Bridge diode Power thermister AC INPUT (Start-up resistor (Soft start Timer latch capacitor) capacitor + E ...
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When OVP signal is inserted at CL(+) pin When the OVP detection Zener diode turns on, latch shutdown of the output is performed after the elapse of the time determined by the capacitance connected the TL pin. HA16107P/FP, HA16108P/FP V ...
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HA16107P/FP, HA16108P/FP Package Dimensions 16 1 1.11 Max 2.54 0. 1.27 *0.42 0.40 *Dimension including the plating thickness Base material dimension 36 19.20 20.00 Max 9 8 1.3 0.48 0.10 Hitachi Code JEDEC EIAJ Mass (reference value) 10.06 ...
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Cautions 1. Hitachi neither warrants nor grants licenses of any rights of Hitachi’s or any third party’s patent, copyright, trademark, or other intellectual property rights for information contained in this document. Hitachi bears no responsibility for problems that may arise ...
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HA16107P/FP, HA16108P/FP Revision Record Rev. Date Contents of Modification 0.0 Oct. 11, 1994 Initial issue 0.1 Oct. 11, 1994 Initial issue 0.2 Nov. 12, 1994 Initial issue 38 Drawn by Approved by A. Koizumi M. Yamamura A. Koizumi M. Yamamura ...