IR1152SPBF International Rectifier, IR1152SPBF Datasheet
IR1152SPBF
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IR1152SPBF Summary of contents
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... User initiated micropower “Sleep Mode” • 750mA peak gate drive • Latch immunity and ESD protection VCC 1 8 COM GATE 2 7 COMP VCC 3 6 ISNS VFB 4 5 BOP OVP/EN IR1152 Feb 21, 2011 IR1152S Package VOUT + RTN © 2011 International Rectifier ...
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... Max. Units V -0 -10 0.3 ISNS ISNS V -0.3 6 -0.3 6.5 OVP V -0.3 9 BOP V -0.3 6.5 COMP V -0.3 18 GATE T -40 150 J T -55 150 S R 128 °C/W θJA P 976 IR1152S Yes Remarks V Not internally clamped °C °C T =25°C AMB © 2011 International Rectifier ...
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... AMB V =5V % COMP Pulse Skipping % Units Remarks % Bias on VFB pin V REF % Bias on VFB and/or OVP/EN pins V REF % Bias on VFB and/or OVP/EN pins V REF µA V Bias on BOP pin V Bias on BOP pin µA V Bias on ISNS pin © 2011 International Rectifier ...
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... Line & Temperature Units Remarks µS T =25°C AMB µA -25°C < T < 125°C AMB T =25°C AMB µA -25°C < T < 125°C AMB R =1.1kΩ, C =0.56μF, GAIN ZERO msec C =10nF POLE V @100uA steady state V µA V =4. © 2011 International Rectifier ...
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... V/V kHz Average Current Mode, Note 1 mV Note 1 µA V =0V, V =-1V FB ISNS ns Units Remarks 200mA GATE V =17V, Internally Clamped =11. 1nF, VCC=15V LOAD 4.7nF, VCC=15V LOAD 1nF, VCC=15V LOAD 4.7nF, VCC=15V LOAD 4.7nF, VCC=15V, Note 1 LOAD 20mA GATE © 2011 International Rectifier ...
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... Current - Amplifier OVP (OVP BIAS V COMP START V BIAS INTEGRATED RAMP + V M OSCILLATOR 0 V COMP Discharge OLP UVLO/SLEEP STAND-BY BOP 6 IR1152S V BIAS MAX DUTY CYCLE LIMIT UVLO UVLO Block (POWER OFF) Bias & Internal References © 2011 International Rectifier GATE VCC COM ...
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... ISNS 4 BOP 5 OVP/EN Overvoltage Fault Detect/Enable 6 VFB 7 VCC 8 GATE www.irf.com DESCRIPTION Ground Voltage Loop Compensation Current sense Brown-out Fault Detect Output Voltage Sense IC Supply voltage Gate Drive Output 7 IR1152S IR1145 IR1152 GATE COM COMP SNS BOP OVP/EN © 2011 International Rectifier ...
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... I (t).R ISNS (t)/V SNS m IN OUT , V & g are constant terms: m OUT DC (t) IN CC,ON during normal CC,UVLO again for normal CC,ON even while VCC is above V SLEEP is less than 1V, SLEEP © 2011 International Rectifier are DC OUT (t)/ OUT and re- SNS and current . CC,ON ...
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... IR1152S OVP(RST) parameter in datasheet). If the COMP,EFF voltage to saturate at its m voltage of the PFC OUT saturation) and at m & maximum OUT peak current limit protection threshold in ISNS(PK) threshold. This ISNS(PK) © 2011 International Rectifier , an OVP . The is m ...
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... Pin GATE: This is the gate drive output of the IC. This drive voltage is internally clamped to 13V(Typ) and provides a drive current of ±0.75A peak with matched rise and fall times IR1152S threshold. Typical value of is used to detect output © 2011 International Rectifier ...
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... ISNS pin voltage drops below V accessible from both the soft start and normal modes of operation. 11 IR1152S and system will go through soft-start OVP/EN pin voltage exceeds threshold. This state is accessible from threshold triggering cycle-by- ISNS(PK) threshold. This state is ISNS(PK) © 2011 International Rectifier V OVP ...
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... Oscillator Active OR V < V OVP SLEEP 12 IR1152S V < UVLO OR V < V OVP SLEEP V < OLP OR V < V (VTH) BOP BOP V < OLP OR V < V (VTH) BOP BOP V < V OVP OVP(RST) AND V < OVP(RST) V < V (VTH) BOP BOP © 2011 International Rectifier ...
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... IR1152 Timing Diagrams UVLO UVLO STAND-BY www.irf.com NORMAL NORMAL UVLO UVLO VCC Undervoltage Lockout VCC Undervoltage Lockout NORMAL STAND-BY Brown-out Protection 13 IR1152S V V CC(ON) CC(ON CC(UVLO) CC(UVLO) 1.56V 0.76V © 2011 International Rectifier ...
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... Figure 4: Startup Current and Sleep Current vs. Temperature 14 IR1152S VCC UV+ VCC UV- 0 °C 50 °C 100 °C 150 °C Temperature Temperature I and I CCSTART SLEEP ISLEEP ICCSTART 0 °C 50 °C 100 °C 150 °C Temperature © 2011 International Rectifier ...
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... Figure 8: Voltage Error Amplifier Source & Sink Current vs. Temperature 15 IR1152S 0 °C 50 °C 100 °C 150 °C Temperature Temperature Source |Sink| 0 °C 50 °C 100 °C 150 °C Temperature © 2011 International Rectifier ...
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... Figure 12: Brown-Out Protection Thresholds vs. Temperature 16 IR1152S 0 °C 50 °C 100 °C Temperature vs. Temperature ISNS(PK) VBOP(EN) VBOP 0 °C 50 °C 100 °C Temperature © 2011 International Rectifier 150 °C 150 °C ...
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... Package Details: SOIC8N www.irf.com 17 IR1152S © 2011 International Rectifier ...
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... IR1152S Max 0.318 0.161 0.484 0.218 0.255 0.208 n/a 0.062 A Max 13.001 0.844 0.519 0.096 4.015 0.724 0.673 0.566 © 2011 International Rectifier ...
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... Part Marking Information www.irf.com 19 IR1152S © 2011 International Rectifier ...
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... For technical support, please contact IR’s Technical Assistance Center www.irf.com Standard Pack Form Tube/Bulk SOIC8N Tape and Reel http://www.irf.com/technical-info/ WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245 Tel: (310) 252-7105 20 IR1152S Complete Part Number Quantity 95 IR1152SPBF 2500 IR1152STRPBF © 2011 International Rectifier ...