M62237FP Constant Voltage Constant Current Control IC REJ03F0238-0200 Rev.2.00 Jun 15, 2007 Description M62237FP is constant voltage/current control IC with high accuracy ref. voltage (1.25 V ± 1.0%) suitable for secondary side control for charger and switching power supply. Built-in OP Amps for voltage/current control and external output terminal for current control OP Amp. allow for phase compensation. Features • Operating power supply voltage range: • High accuracy ref. voltage: • PC terminal output current: 2.5 to 15 V 1.25 V ± 1.0% 20 mA Application Secondary side control for charger and switching power supply Block Diagram AmpA −in 2 AmpA +in 1 VCC AmpA out P.C 6 8 7 + − A B + Vref 3 GND REJ03F0238-0200 Rev.2.00 Jun 15, 2007 Page 1 of 6 5 AmpB in 4 Vref − M62237FP Pin Arrangement M62237FP AmpA +in 1 8 AmpAout AmpA −in 2 7 P.C GND 3 6 VCC Vref 4 5 AmpBin (Top view) Outline: PRSP0008DE-C (recommend) PRSP0008DA-A (8P2S-A) (not recommend for new design) REJ03F0238-0200 Rev.2.00 Jun 15, 2007 Page 2 of 6 M62237FP Absolute Maximum Ratings (Ta = 25°C, unless otherwise specified) Item Supply voltage Symbol Ratings 16 Unit V VCC P.C terminal voltage P.C terminal input current VP.C IP.C 16 20 V mA Vref terminal output current Input differential voltage Iref VID 5 16 mA V Power dissipation Pd 9 440 V mW Thermal derating Operating temperature Kθ Topr 4.4 –20 to 75 mW/°C °C Storage temperature Tstg –40 to 125 °C Conditions Amp.A Amp.B Ta ≥ 25°C Electrical Characteristics (VCC = 6 V, Ta = 25°C, unless otherwise specified) Item All P.C AMP A AMP A AMP B (Note1) (Note2) (Note3) Min Typ Max Unit Supply voltage Supply current VCC ICC Symbol 2.5 — — 0.8 15 — V mA Ref. voltage Vref 1.237 1.25 1.263 V Ref. voltage regulation ∆Vref — 10 30 mV Iref = 0, IP.C = 5 mA Iref = 0 to 2 mA P.C terminal sat. volt. P.C terminal leak current Vsat IP.CLEAK — — 0.2 — 0.4 2 V µA IP.C = 10 mA VP.C = 6 V Input offset voltage Input bias current VIO IB+, IB– — — 0.5 –100 2.5 — mV nA Common mode input volt. Open voltage gain VICM 0 — 4.0 V GVO — 80 — dB Common mode rejection ratio Supply voltage rejection ratio CMRR — 70 — dB SVRR — 70 — dB Slew rate Output voltage range SR VOM — 0.9 0.5 — — 1.9 V/µs V Output source current Output sink current Isource Isink — — –20 100 — — µA µA Input offset voltage Input bias current VIO IB+ — — 0.5 –100 3.0 — mV nA Open voltage gain Supply voltage rejection ratio GVO SVRR — — 80 70 — — dB dB Slew rate SR — 0.5 — V/µs Notes: 1. Amp A +in, –in terminal for input, PC terminal for output 2. Amp A +in, –in terminal for input, Amp A out terminal for output 3. Amp B +in, –in terminal for input, PC terminal for output REJ03F0238-0200 Rev.2.00 Jun 15, 2007 Page 3 of 6 Conditions IP.C = 0, Iref = 0 IP.C = 5 mA M62237FP Typical Characteristics (Ta = 25°C, VCC = 6 V, unless otherwise noted) Circuit Current vs. Ambient Temp. (Ip.c = 0 mA, Iref = 0 mA) P.C Sat. Volt. vs. P.C Load Current 0.4 0.7 P.C Sat. Volt. (V) Circuit Current (mA) 0.8 0.6 0.5 0.4 0.3 0.2 0.3 0.2 0.1 0.1 0.0 0.0 −40 −20 0 20 40 60 80 100 0 2 4 Ambient Temp. Ta (°C) 6 8 10 12 14 16 18 20 P.C Load Current (mA) Ref. Voltage vs. Ambient Temp. (Iref = 0 mA, Ip.c = 5 mA) Amp. A Common Input Voltage Range 1.40 6.0 P.C Sat. Volt. (V) Ref. Voltage (V) 1.35 1.30 1.25 1.20 1.15 1.10 −40 −20 0 20 40 60 80 4.0 3.0 2.0 1.0 0.0 −1.0 100 Input Offset Voltage vs. Ambient Temp. 1.0 2.0 3.0 4.0 5.0 6.0 Input Bias Current vs. Ambient Temp. −20.0 3.0 2.5 Amp A VIO Amp B VIO 2.0 1.5 1.0 0.5 0.0 −20 0 20 40 60 Ambient Temp. Ta (°C) REJ03F0238-0200 Rev.2.00 Jun 15, 2007 Page 4 of 6 80 100 Input Bias Current (nA) Input Offset Voltage (V) 0.0 Amp. A Common Input Voltage Range (V) Ambient Temp. Ta (°C) −40 Ip.c = 1 mA Ip.c = 5 mA Ip.c = 10 mA Ip.c = 20 mA 5.0 Amp A +inIB Amp A −inIB Amp B +inIB −25.0 −30.0 −35.0 −40.0 −40 −20 0 20 40 60 Ambient Temp. Ta (°C) 80 100 M62237FP Application Diagram (with Switching Mode Power Supply) F/B VCC + REJ03F0238-0200 Rev.2.00 Jun 15, 2007 Page 5 of 6 PWM IC VOUT + + − A B − + AC input Vref Battery M62237FP Package Dimensions JEITA Package Code P-SOP8-4.4x4.85-1.27 RENESAS Code PRSP0008DE-C *1 Previous Code — MASS[Typ.] 0.1g F D 8 NOTE) 1. DIMENSIONS"*1 (Nom)"AND"*2" DO NOT INCLUDE MOLD FLASH. 2. DIMENSION"*3"DOES NOT INCLUDE TRIM OFFSET. 5 c *2 E HE bp Index mark Terminal cross section ( Ni/Pd/Au plating ) Reference Symbol 4 1 *3 e Z bp x M A A2 L1 A1 θ L y Detail F JEITA Package Code P-SOP8-4.4x5-1.27 RENESAS Code PRSP0008DA-A Min Nom Max 4.65 4.85 5.05 4.2 4.4 4.6 1.85 0.00 0.1 0.20 2.03 0.34 0.4 0.46 0.15 0.20 0.25 0° 8° 5.7 6.2 6.5 1.12 1.27 1.42 0.12 0.10 0.75 0.25 0.45 0.65 0.90 MASS[Typ.] 0.07g E 5 *1 HE 8 Previous Code 8P2S-A D E A2 A1 A bp b1 c c1 θ HE e x y Z L L1 Dimension in Millimeters F 1 NOTE) 1. DIMENSIONS "*1" AND "*2" DO NOT INCLUDE MOLD FLASH. 2. DIMENSION "*3" DOES NOT INCLUDE TRIM OFFSET. 4 Index mark c A2 *2 A1 D L A Reference Symbol *3 e bp y D E A2 A1 A bp c Detail F HE e y L REJ03F0238-0200 Rev.2.00 Jun 15, 2007 Page 6 of 6 Dimension in Millimeters Min Nom Max 4.8 5.0 5.2 4.2 4.4 4.6 1.5 0.05 1.9 0.35 0.4 0.5 0.13 0.15 0.2 0° 10° 5.9 6.2 6.5 1.12 1.27 1.42 0.1 0.2 0.4 0.6 Sales Strategic Planning Div. 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