Preliminary Datasheet R2A20134SP R03DS0033EJ0200 Rev.2.00 Jun 03, 2011 LED Lighting Power Controller Description R2A20134SP is a LED lighting controller IC. Control method is selectable for each system demand, fixed frequency or zero current detection mode. High accuracy LED current feed-back system makes more efficient LED performance. Critical Conduction Mode PFC control realizes high power factor and zero current switching. And Peak Current Mode makes it possible to reduce external parts and realize low system cost. Features Absolute Maximum Ratings Supply voltage Vcc: 24 V Operating junction temperature Tjopr: –40 to +150°C Electrical characteristics UVLO operation start voltage VH: 12 V 0.8 V UVLO operation shutdown voltage VL: 9.2 V 0.7 V UVLO hysteresis voltage Hysuvl: 2.8 V 0.7 V Functions Selectable for each targeted system, 1. Zero current detection mode (When Rrt is connected by GND) 2. Fixed frequency mode (When Rrt is connected by Vref) Adjustable for Switching frequency (When Rrt is connected by Vref) Overcurrent protection Package lineup: Pb-free SOP-8 (JEDEC) Ordering Information Part No. R2A20134SP#W5 Package Name — R03DS0033EJ0200 Rev.2.00 Jun 03, 2011 Package Code PRSP0008DJ-A Package Abbreviation SP Taping Abbreviation (Quantity) W (2,500 pcs/reel) Page 1 of 10 R2A20134SP Preliminary Pin Arrangement FB 1 8 VCC COMP 2 7 OUT RT 3 6 GND VREF 4 5 CS (Top view) Pin Function Pin No. 1 2 3 4 5 6 7 8 Pin Name FB COMP RT Input/Output Input Output Input/Output Error amplifier input terminal Error amplifier output terminal A resistor connection terminal for RAMP current setting VREF CS GND OUT VCC Output Input — Output Input Reference voltage output terminal Zero current detection and overcurrent detection input terminal Ground Power MOSFET drive terminal Supply voltage terminal R03DS0033EJ0200 Rev.2.00 Jun 03, 2011 Function Page 2 of 10 R2A20134SP Preliminary Block Diagram • Rrt: Connect to GND (Zero Current Detection Mode) VREF: 5.02 V VREF 4 UVLO 8 VCC OFF: 9.2 V/ON: 12 V VREF 53 μA 6 GND – 13 mV + Logic Block CS 5 7 OUT – 0.6 V + VREF VREF RT Error Amp Ramp Control – + 3 250 nA – + 1 FB 0.605 V 1V Rrt 2 COMP 10 pF 4.1 V • Rrt: Connect to VREF (Fixed Frequency Mode) VREF: 5.02 V VREF 4 UVLO 8 VCC OFF: 9.2 V/ON: 12 V VREF 53 μA CS 5 6 GND + – 0.6 V Logic Block Max Duty Detect 1V + – 2V + – 7 OUT VREF VREF Error Amp VREF Rrt Ramp Control RT 3 – + 250 nA – + 1 FB 0.605 V 1V 2 COMP 10 pF 4.1 V R03DS0033EJ0200 Rev.2.00 Jun 03, 2011 Page 3 of 10 R2A20134SP Preliminary Absolute Maximum Ratings (Ta = 25°C) Item Power Supply Voltage OUT terminal peak current OUT terminal DC current RT terminal current VREF terminal current Vref terminal voltage FB terminal voltage CS terminal voltage Power dissipation Operating junction temperature Storage temperature Notes: 1. 2. 3. 4. Symbol VCC Ipk-snk-out Ipk-src-out Idc-snk-out Idc-src-out Irt Iref Vt-ref Vt-fb Vcs Pt Tj-pr Tstg Ratings –0.3 to +24 0.9 –0.50 100 –50 –200 –5 –0.3 to Vref + 0.3 –0.3 to +5 –0.3 to +5 0.68 –40 to +150 –55 to +150 Unit V A Note 3 mA A mA V V V W °C °C 4 Rated voltages are with reference to the GND terminal. For rated currents, inflow to the IC is indicated by (+), and outflow by (–). Shows the transient current when driving a capacitive load. In case of R2A20134SP: ja = 120°C/W This value is a thing mounting on 40 40 1.6 [mm], a glass epoxy board of wiring density 10%. R03DS0033EJ0200 Rev.2.00 Jun 03, 2011 Page 4 of 10 R2A20134SP Preliminary Electrical Characteristics (Ta = 25°C, VCC = 15 V, CS = 0 V, FB = COMP, RRT = 200 k) Supply VREF Error amplifier RT Zero current detector Restart Item UVLO turn-on threshold UVLO turn-off threshold UVLO hysteresis Standby current Operating current Reference voltage Temperature stability Line regulation Symbol Vuvlh Vuvll Hysuvl Istby Icc Vref dVref Vref-line Load regulation Vref-load Feedback voltage Input bias current Open loop gain Upper clamp voltage Vfb Ifb Av Vclamp_comp Low voltage Vl-comp Source current Min 11.2 8.5 2.1 — — 4.945 — — Typ 12 9.2 2.8 130 2.2 5.020 80 5 Max 12.8 9.9 3.5 250 3.3 5.095 — 20 Unit V V V A mA V ppm/°C mV Test Conditions VCC = Vuvlh – 0.2 V Isource = 0 mA Tj = –40 to 150°C *1 Isource = 0 mA Vcc = 10 V to 24 V Isource = 0 mA to –5 mA — 5 20 mV 0.587 –0.75 — 3.85 0.605 –0.25 63 4.10 0.623 –0.1 — 4.30 V A dB V — 0.1 0.3 V FB = 0.9 V COMP: Open Isrc-comp –13 –9.5 –6 A FB = 0.3 V COMP: 2.5 V Sink current Isnk-comp 6 9.5 13 A FB = 0.9 V COMP: 2.5 V Transconductance gm 25 45 70 s FB = 0.55 V 0.65 V COMP: 2.5 V RAMP offset voltage RAMP amplitude RT voltage1 RT voltage2 ZCD threshold voltage Input bias current Voffset_ramp dVramp V-rt1 V-rt2 Vzcd Ics — 2.9 1.9 2.9 7 –85 1.0 3.1 2.0 3.0 13 –53 — 3.3 2.1 3.1 19 –25 V V V V mV A Restart time delay Tstart 45 75 140 s Measured pin: FB FB = 0.3 V COMP: Open *2 RT-GND: 200 k RT-Vref: 200 k Vcs = 13 mV FB = 0.3 V, COMP = 2.5 V Notes: *1 Design spec *2 dVramp = Vclamp_comp – Voff_ramp R03DS0033EJ0200 Rev.2.00 Jun 03, 2011 Page 5 of 10 R2A20134SP Preliminary Electrical Characteristics (cont.) (Ta = 25°C, VCC = 15 V, CS = 0 V, FB = COMP, RRT = 200 k) OUT Over current protection Item Rise time Symbol tr-out Min — Typ 30 Max 100 Unit ns Fall time tf-out — 30 100 ns OUT low voltage OUT high voltage OUT frequency Vol1-out Vol2-out Voh-out fout — — 14.5 43 0.08 0.05 14.8 48 0.20 0.70 — 53 V V V kHz Maximum duty cycle OCP threshold voltage OCP blanking time Dmax Vocp tblank 47 0.57 170 52 0.6 300 57 0.63 450 % V ns Test Conditions CL = 1000 pF, FB = 0.3 V, COMP = 2.5 V CL = 1000 pF, FB = 0.3 V, COMP = 2.5 V Isink = 20 mA Isink = 10 mA, VCC = 5 V Isource = –20 mA *1 RT-Vref: 200 k *3 RT-Vref: 200 k Notes: *1 Design spec *3 The fout is adjusted by changing resistance of Rrt connected between RT-VREF terminals. Reference data and a calculating formula are shown as follows. 1 fout [kHz] = –9 (100 × 10 × Rrt) + (450 × 10–6) Pin 3 RT Rrt 250 Pin 4 VREF fout [kHz] 200 150 100 fout (Reference data) 50 fout (Calculation) 0 0 10 20 30 40 50 Irt [μA] * The graph is for reference only and does not guarantee actual characteristic. R03DS0033EJ0200 Rev.2.00 Jun 03, 2011 Page 6 of 10 R2A20134SP Preliminary Waveforms 1. Start-up Timing (Zero Current Detection Mode/Fixed Frequency Mode common) 12 V (Vuvlh) VCC 5.02 V 3.6 V VREF VREF GOOD (Internal signal) FB COMP 1V OUT 2. Stop Timing (Zero Current Detection Mode/Fixed Frequency Mode common) 9.2 V (Vuvll) VCC OUT Normal operation R03DS0033EJ0200 Rev.2.00 Jun 03, 2011 Page 7 of 10 R2A20134SP Preliminary 3. Gate Drive Output (Zero Current Detection Mode) COMP RAMP+1V (Internal signal) RAMP (Internal signal) IL 0A 0.6 V CS 13 mV OUT Error Amp Operation Peak Current Mode Operation Zero Current Detect Zoom-up COMP RAMP+1V (Internal signal) RAMP (Internal signal) IL 0A CS 13 mV 0.8 μs OUT R03DS0033EJ0200 Rev.2.00 Jun 03, 2011 Page 8 of 10 R2A20134SP Preliminary 4. Gate Drive Output (Fixed Frequency Mode) 4.1 Error Amp Control Mode RAMP+1V (Internal signal) 2V COMP 1V RAMP (Internal signal) IL 0A 0.6 V CS 0V OUT Max Duty 52% 4.2 Peak Current Mode COMP 2V RAMP+1V (Internal signal) 1V RAMP (Internal signal) IL 0A 0.6 V CS 0V OUT Max Duty 52% R03DS0033EJ0200 Rev.2.00 Jun 03, 2011 Page 9 of 10 R2A20134SP Preliminary Package Dimensions JEITA Package Code P-SOP8-3.94x4.93-1.27 RENESAS Code PRSP0008DJ-A *1 Previous Code — MASS[Typ.] 0.073g NOTE) 1. DIMENSIONS"*1 (Nom)"AND"*2" DO NOT INCLUDE MOLD FLASH. 2. DIMENSION"*3"DOES NOT INCLUDE TRIM OFFSET. F D 8 5 c *2 E HE bp Terminal cross section Reference Symbol (Ni/Pd/Au plating) Index mark 1 Z 4 *3 e bp x M A L1 θ S A1 L y S R03DS0033EJ0200 Rev.2.00 Jun 03, 2011 Detail F D E A2 A1 A bp b1 c c1 θ HE e x y Z L L1 Dimension in Millimeters Min Nom Max 4.80 4.93 4.98 3.81 3.94 3.99 1.47 0.10 0.15 0.25 1.73 0.35 0.41 0.49 0.19 0° 5.84 0.20 5.99 1.27 0.25 8° 6.20 0.25 0.10 0.41 0.56 0.64 1.03 0.89 Page 10 of 10 Notice 1. All information included in this document is current as of the date this document is issued. Such information, however, is subject to change without any prior notice. Before purchasing or using any Renesas Electronics products listed herein, please confirm the latest product information with a Renesas Electronics sales office. Also, please pay regular and careful attention to additional and different information to be disclosed by Renesas Electronics such as that disclosed through our website. 2. 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