NJM8/88 LOW DROPOUT VOLTAGE REGULATOR WITH ON/OFF CONTROL GENERAL DESCRIPTION The NJM8/88 is a general purpose low dropout voltage regulators with ON/OFF control. The output current is up to.a and dropout voltage is.v typical at ma load. It features high maximum input voltage of V for a wide application range including TV, home appliances and power modules. PACKAGE OUTLINE NJM8DL NJM88F FEATURES High Maximum Input Voltage Up to V Low Dropout Voltage.V typ. at Io=.A Output Current Io(max.)=.A ON/OFF Control (Active High) Internal Short Circuit Current Limit Internal Overvoltage Protection Internal Thermal Overload Protection Bipolar Technology Package Outline TO--(NJM8), TO-F-(NJM88) PIN CONFIGURATION PIN FUNCTION.. ON/OFF CONTROL. V OUT. N.C.. GND PIN FUNCTION.. V OUT. GND. ON/OFF CONTROL NJM8DL NJM88F EQUIVALENT CIRCUIT V OUT CONTROL Overvoltage Protection ON/OFF Control Bandgap Reference GND Thermal Protection Current Limit Ver.7-- --
NJM8/88 OUTPUT VOLTAGE RANK LIST Device Name V OUT Device Name V OUT NJM8DL-.V NJM88F.V NJM8DL-.V NJM88F.V NJM8DL-.V NJM88F.V NJM8DL-8 8.V NJM88F8 8.V NJM8DL-9 9.V NJM88F8 8.V NJM8DL-.V NJM88F9 9.V NJM88F.V NJM88F.V ABSOLUTE MAXIMUM RATINGS (Ta= C) PARAMETER SYMBOL RATINGS UNIT Input Voltage V Control Voltage V CONT (*) V Output Current Io. A Power Dissipation P D NJM8 (Tc C) / (Ta C) NJM88 8(Tc< C) W Operating Junction Temperature Range Tj - C Operating Temperature Range Topr - 8 C Storage Temperature Range Tstg - C (*): When input voltage is less than V, the absolute maximum control voltage is equal to the input voltage. ELECTRICAL CHARACTERISTICS ( =V O V, Io=.A, C IN =.µf, Co=µF, Ta= C) Measurement is to be conducted is pulse testing. PARAMETER SYMBOL CONDITIONS MIN. TYP. MAX. UNIT Output Voltage Vo =V O V -% - % V Line Regulation Vo/ =V O V V O 7V -.. %/V Load Regulation Vo/ Io =V O V,Io=A.A -.. %/A Average Temperature Coefficient of Output Voltage Vo/ T Tj= C - ±. - %/ C Quiescent Current I Q Io=A - - ma Quiescent Current at Control OFF(*) I Q(OFF) V CONT =V - - µa Dropout Voltage V I-O Io=.A -.. V NJM8** 7 - NJM8** 7 - NJM8** 7 - Ripple Rejection NJM8**8 V - RR IN =V O V, NJM8**8 ein=.vrms, f=hz - db NJM8**9 - NJM8** - NJM8** - ON Control Voltage V CONT(ON).(*) - - V OFF Control Voltage V CONT(OFF) - -. V ON Control Current I CONT(ON) V C =.7V - - µa OFF Control Current I CONT(OFF) V C =.V - - - µa (*) This electrical characteristics is applied to NJM88. (*): When ON/OFF CONTROL Terminal is open, Output Voltage is ON. - - Ver.7--
NJM8/88 POWER DISSIPATION vs. AMBIENT TEMPERATURE NJM8DL (Topr=-~8 C,Tj=~ C,P D =W(T C C),P D =W(Ta C)) Power Dissipation PD(W) 8 θ HS = C/W θ HS = C/W θ HS = C/W Without Heat Sink Infinuit Heat Sink - - 7 Ambient Temperature Ta( C) Power Dissipation PD(W) 8 8 NJM88F (Topr=-~8 C,Tj=~ C,P D =8W(T C < C)) Infinuit Heat Sink Without Heat Sink - - 7 Ambient Temperature Ta( C) TEST CIRCUIT NJM8/88 GND Control V OUT A Io.µF I Q A A I C µf R L V Vo V C Ver.7-- - -
NJM8/88 TYPICAL APPLICATION In the case where ON/OFF Control is not required: VOUT VOUT.µ F NJM8 / 88 µ F CONTROL GND Connect control terminal to terminal or open. In use of ON/OFF CONTROL: VOUT V OUT.µ F NJM8 / 88 µ F R C CONTROL GND State of control terminal: H or open output is enabled. L output is disabled. - - Ver.7--
NJM8/88 TYPICAL CHARACTERISTICS NJM8/88_.V Output Voltage vs. Input Voltage NJM8/88_.V Output Voltage vs. Output Current. Output Voltage : Vo(V). Io=A Output Voltage : Vo(V) VIN=Vo VIN=Vo VIN=V Io=.A Io=A.. Input Voltage : VIN(V)... Output Current : Io(A) NJM8/88_.V Ground Pin Current vs. Output Current NJM8/88_.V Dropout Voltage vs. Output Current VIN=V.8 Ground Pin Current : IGND (ma) Dropout Voltage:dVI-O (V)..... Output Current : IO(A).. Output Current:Io(A) NJM8/88_.V Control Current vs. Control Voltage NJM8/88_.V Output Voltage vs. Control Voltage VIN=V Io=.A Control Current : I Cont (ua) -. - -. Rc=Ω, kω, kω - Control Voltage : V (V) Cont VIN=V Io=.A Output Voltage : Vo(V) Rc=Ω Rc=Ω Rc=kΩ.. Control Voltage : V (V) Cont Ver.7-- - -
NJM8/88 TYPICAL CHARACTERISTICS NJM8/88_.V Load Regulation vs. Output Current NJM8/88_.V Peak Output Current vs. Input Voltage. Load Regulation : dvo/dio(mv) - Peak Output Current : IoMAX(A). - VIN=.V -.. Output Current : Io(A). Input Voltage : VIN(V) Quiescent Current : IQ (ma) Output is open. NJM8/88_.V Quiescent Current vs. Input Voltage Output Noise Voltage : Vn(uVrms) NJM8/88_.V Output Noise Voltage vs. Output Current VIN=V LPF:8kHz Input Voltage : VIN(V)..... Output Current : Io(A) NJM8/88_.V Ripple Rejection Ratio vs. Frequency NJM8/88_.V Ripple Rejection Ratio vs. Output Current Ripple Rejection Ratio: RR (db) 9 8 7 Io=.A VIN=7V ein=mvrms Io=A Io=A Io=.A k k k Frequency : f (Hz) Ripple Rejection Ratio: RR (db) 9 8 7 VIN=7V ein=mvrms f=hz. u. u u. m m m Output Current : Io(A) - - Ver.7--
NJM8/88 TYPICAL CHARACTERISTICS Output Noise Peak Value of Spectrum : Vn_peak(uV) NJM8/88_.V Output Noise Peak Value of Spectrum vs Output Current 8 ESR=.Ω ESR=Ω ESR=.Ω ESR=Ω =V ESR=.Ω - -.... Output Current : Io(A) Dropout Voltage : dv I-O (V)...... NJM8/88_.V Dropout Voltage vs. Temperature @:Io=.A - @:VIN=V Io=.A NJM8/88_.V Control Voltage vs. Temperature. @:VIN=V Io=.A NJM8/88_.V Output Voltage vs. Temperature Control Voltage :Vcont-off [V].. Output Voltage : Vo(V)..9 -.8 -. NJM8/88_.V Quiescent Current vs. Input Voltage. @:VIN=-V Io=.A NJM8/88_.V Line Regulation vs. Temperature Quiescent Current : IQ (ma). Line Regulation : dvo/dio(%/v). -.. @:VIN=V Output is open. - -. - Ver.7-- -7-
NJM8/88 TYPICAL CHARACTERISTICS. @:VIN=V Io=-A NJM8/88_.V Load Regulation vs. Temperature NJM8/88_.V Output Voltage vs. Temperature Load Regulation : dvo/dio(%/a). Output Voltage : Vo(V).. - @:VIN=V Io=.A - NJM8/88_.V Short Circuit Current vs. Temperature @: VIN=V Output is short to ground. Short Circuit Current : Isc (ma) - NJM8/88_.V ON/OFF Transient Response without Load NJM8/88_.V ON/OFF Transient Response Control Voltage Control Voltage Output Voltage : Vo [V] 8 Output Voltage VDD=V Io=mA - - - - - Control Voltage : Vo [V] Output Voltage : Vo [V] 8 Output Voltage VDD=V Io=mA - - - - - Control Voltage : Vo [V] - - Time : t [S] - - 8 Time : t [ms] - 8 - Ver.7--
NJM8/88 TYPICAL CHARACTERISTICS. NJM8/88_.V Input Transient Response 8. NJM8/88_.V Load Transient Response Output Voltage : Vo [V].8....98.9 Input Voltage Output Voltage VDD=V Io=mA.9 8 Time : t [us] 7 Input Voltage : [V] Output Voltage : Vo [V].... Output Current Output Voltage.9 VDD=V.8 - Io=mA.7-8 Time : t [us] Output Current : Io [ma] [CAUTION] The specifications on this databook are only given for information, without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. Ver.7-- - 9 -
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