AN7900T/AN7900F Series 3-pin Negative Output Voltage Regulators (1A Type) AN7900T Series Unit : mm 10.5±0.5 10.4±0.5 1.4±0.1 2.9±0.1 8.7±0.3 6.7±0.25 ø3.7 4.5 The AN7900T/AN7900F series is 3-pin fixed negative output type monolithic voltage regulators. A stabilized fixed negative output voltage is obtained from an unstable DC input voltage without using any external parts. Eleven types of fixed output voltage are available from –5V through –10V, –12V, –15V, –18V, –20V, and –24V. They can be used widely as power circuits with a current capacitance of up to 1A. 13.6±0.25 1.4±0.25 0.8±0.2 0.45 +– 0.1 0.05 2.54 ■ Features 1 2 3 JEDEC: TO-220AB (HSIP003-P-0000) AN7900F Series 4.2±0.25 2.77±0.3 (1.73) ø3.1±0.1 13.6±0.25 4.5±0.25 17.0±0.25 3.8±0.25 ø5.3 (4.3) Unit : mm 10.5±0.3 16.7±0.3 • No external components • Output voltage : –5V, –6V, –7V, –8V, –9V, –10V, –12V, –15V, –18V, –20V, –24V • Overcurrent limit circuit built-in • Thermal over-load protection built-in • Area of safe operation (ASO) circuit built-in 2.5±0.25 4.5±0.3 1 : Common 2 : Input 3 : Output 0.4 +– 0.1 0.05 1.4±0.2 0.8±0.2 (0.4) 2.0±0.25 2.54 4.5±0.3 1 2 8.7±0.3 ■ Overview 3 2.5±0.25 1 : Common 2 : Input 3 : Output TO-220 Full Pack Package (HSIP003-P-0000A) ■ Block Diagram 1 Common 3 Output R1 + Voltage Reference Error Amp. R2 – Q1 Starter Thermal Protection Pass Tr. Current Limiter RSC 2 Input 1 ■ Absolute Maximum Ratings (Ta=25˚C) Parameter Symbol Input voltage VI Power dissipation AN7900T Series PD AN7900F Series Rating –35 *1 Unit –40 *2 15 *3 V V W 10.25 *3 Operating ambient temperature Topr –30 to +80 ˚C Storage temperature Tstg –55 to +150 ˚C *1 AN7905T/F, AN7906T/F, AN7907T/F, AN7908T/F, AN7909T/F, AN7910T/F, AN7912T/F, AN7915T/F, AN7918T/F *2 AN7920T/F, AN7924T/F *3 Follow the derating curve. When Tj exceeds 150˚C, the internal circuit shuts off the output. ■ Electrical Characteristics (Ta=25˚C) • AN7905T/AN7905F (–5V Type) Parameter Symbol Output voltage VO Output voltage tolerance VO Line regulation Load regulation Bias current REGIN REGL Ibias Condition Tj=25˚C VI=–7 to –20V, IO=5mA to 1A, PD< =* min –4.8 typ max –5 –4.75 Unit –5.2 V –5.25 V VI=–7 to –25V, Tj=25˚C 3 100 mV VI=–8 to –12V, Tj=25˚C 1 50 mV IO=5mA to 1.5A, Tj=25˚C 10 100 mV IO=250 to 750mA, Tj=25˚C 3 50 mV Tj=25˚C 2 4 mA Input bias fluctuation ∆Ibias (IN) VI=–7 to –25V, Tj=25˚C 1.3 mA Load bias current fluctuation ∆Ibias (L) IO=5mA to 1A, Tj=25˚C 0.5 mA Output noise voltage Ripple rejection ratio Minimum i/o voltage difference Vno f=10Hz to 100kHz, Ta=25˚C RR VI=–8 to –18V, IO=100mA, f=120Hz VDIF (min.) 62 40 µV 74 dB IO=1A, Tj=25˚C 1.1 V 2.1 A – 0.4 mV/˚C Peak output current IO (Peak) Tj=25˚C Output voltage temperature coefficient ∆VO/Ta IO=5mA, Tj=0 to 125˚C Note 1) The specified condition Tj=25˚C means that the test should be carried out with the test time so short (within 10ms) that the drift in characteristic value due to the rise in chip junction temperature can be ignored. Note 2) Unless otherwise specified, VI=–10V, IO=500mA, CI=2µF, CO=1µF, Tj=0 to 125˚C * AN7900T series : 15W, AN7900F series : 10.25W 2 ■ Electrical Characteristics (Ta=25˚C) (continued) • AN7906T/AN7906F (–6V Type) Parameter Symbol Output voltage VO Output voltage tolerance VO Line regulation Load regulation Bias current REGIN REGL Ibias Condition Tj=25˚C VI=–8 to –21V, IO=5mA to 1A, PD< =* min –5.75 typ max –6 –5.7 Unit –6.25 V –6.3 V 120 mV VI=–8 to –25V, Tj=25˚C 4 VI=–9 to –13V, Tj=25˚C 1.5 60 mV IO=5mA to 1.5A, Tj=25˚C 10 120 mV IO=250 to 750mA, Tj=25˚C 3 60 mV Tj=25˚C 2 4 mA Input bias fluctuation ∆Ibias (IN) VI=–8 to –25V, Tj=25˚C 1.3 mA Load bias current fluctuation ∆Ibias (L) IO=5mA to 1A, Tj=25˚C 0.5 mA Output noise voltage Vno f=10Hz to 100kHz, Ta=25˚C Ripple rejection ratio RR VI=–9 to –19V, IO=100mA, f=120Hz 60 44 µV 73 dB V IO=1A, Tj=25˚C 1.1 Peak output current IO (Peak) Tj=25˚C 2.1 A Output voltage temperature coefficient ∆VO/Ta IO=5mA, Tj=0 to 125˚C – 0.5 mV/˚C Minimum i/o voltage difference VDIF (min.) Note 1) The specified condition Tj=25˚C means that the test should be carried out with the test time so short (within 10ms) that the drift in characteristic value due to the rise in chip junction temperature can be ignored. Note 2) Unless otherwise specified, VI=–11V, IO=500mA, CI=2µF, CO=1µF, Tj=0 to 125˚C * AN7900T series : 15W, AN7900F series : 10.25W • AN7907T/AN7907F (–7V Type) Parameter Symbol Output voltage VO Output voltage tolerance VO Line regulation Load regulation Bias current REGIN REGL Ibias Condition Tj=25˚C VI=–79 to –22V, IO=5mA to 1A, PD< =* min –6.7 typ max –7 –6.65 VI=–9 to –25V, Tj=25˚C 5 Unit –7.3 V –7.35 V 140 mV VI=–10 to –14V, Tj=25˚C 1.5 70 mV IO=5mA to 1.5A, Tj=25˚C 12 140 mV IO=250 to 750mA, Tj=25˚C 4 70 mV Tj=25˚C 2 4 mA Input bias fluctuation ∆Ibias (IN) VI=–9 to –25V, Tj=25˚C 1.3 mA Load bias current fluctuation ∆Ibias (L) IO=5mA to 1A, Tj=25˚C 0.5 mA Output noise voltage Vno f=10Hz to 100kHz, Ta=25˚C Ripple rejection ratio RR VI=–10 to –20V, IO=100mA, f=120Hz 58 48 µV 72 dB IO=1A, Tj=25˚C 1.1 V Peak output current IO (Peak) Tj=25˚C 2.1 A Output voltage temperature coefficient ∆VO/Ta IO=5mA, Tj=0 to 125˚C – 0.5 mV/˚C Minimum input/output voltage difference VDIF (min.) Note 1) The specified condition Tj=25˚C means that the test should be carried out with the test time so short (within 10ms) that the drift in characteristic value due to the rise in chip junction temperature can be ignored. Note 2) Unless otherwise specified, VI=–12V, IO=500mA, CI=2µF, CO=1µF, Tj=0 to 125˚C * AN7900T series : 15W, AN7900F series : 10.25W 3 ■ Electrical Characteristics (Ta=25˚C) (continued) • AN7908T/AN7908F (–8V Type) Parameter Symbol Output voltage VO Output voltage tolerance VO Line regulation Load regulation Bias current REGIN REGL Ibias Condition Tj=25˚C VI=–10 to –23V, IO=5mA to 1A, PD< =* min –7.7 typ max –8 –7.6 VI=–10.5 to –25V, Tj=25˚C 6 Unit –8.3 V –8.4 V 160 mV VI=–11 to –17V, Tj=25˚C 2 80 mV IO=5mA to 1.5A, Tj=25˚C 12 160 mV IO=250 to 750mA, Tj=25˚C 4 80 mV 2.2 4.5 mA 1 mA 0.5 mA Tj=25˚C Input bias fluctuation ∆Ibias (IN) VI=–10.5 to –25V, Tj=25˚C Load bias current fluctuation ∆Ibias (L) IO=5mA to 1A, Tj=25˚C Output noise voltage Vno f=10Hz to 100kHz, Ta=25˚C Ripple rejection ratio RR VI=–11 to –21V, IO=100mA, f=120Hz 56 52 µV 71 dB IO=1A, Tj=25˚C 1.1 V Peak output current IO (Peak) Tj=25˚C 2.1 A Output voltage temperature coefficient ∆VO/Ta IO=5mA, Tj=0 to 125˚C – 0.6 mV/˚C Minimum input/output voltage difference VDIF (min.) Note 1) The specified condition Tj=25˚C means that the test should be carried out with the test time so short (within 10ms) that the drift in characteristic value due to the rise in chip junction temperature can be ignored. Note 2) Unless otherwise specified, VI=–14V, IO=500mA, CI=2µF, CO=1µF, Tj=0 to 125˚C * AN7900T series : 15W, AN7900F series : 10.25W • AN7909T/AN7909F (–9V Type) Parameter Symbol Output voltage VO Output voltage tolerance VO Line regulation Load regulation Bias current REGIN REGL Ibias Condition Tj=25˚C VI=–11.5 to –24V, IO=5mA to 1A, PD< =* –9 –8.55 Unit –9.35 V –9.45 V 7 180 mV VI=–12 to –18V, Tj=25˚C 2 90 mV IO=5mA to 1.5A, Tj=25˚C 12 180 mV IO=250 to 750mA, Tj=25˚C 4 90 mV 2.2 4.5 mA 1 mA 0.5 mA Tj=25˚C ∆Ibias (IN) VI=–11.5 to –26V, Tj=25˚C Load bias current fluctuation ∆Ibias (L) IO=5mA to 1A, Tj=25˚C 58 µV 71 dB IO=1A, Tj=25˚C 1.1 V 2.1 A –0.6 mV/˚C Output noise voltage Vno f=10Hz to 100kHz, Ta=25˚C Ripple rejection ratio RR VI=–12 to –22V, IO=100mA, f=120Hz VDIF (min.) –8.65 max typ VI=–11.5 to –26V, Tj=25˚C Input bias fluctuation Minimum input/output voltage difference min Peak output current IO (Peak) Tj=25˚C Output voltage temperature coefficient ∆VO/Ta IO=5mA, Tj=0 to 125˚C 56 Note 1) The specified condition Tj=25˚C means that the test should be carried out with the test time so short (within 10ms) that the drift in characteristic value due to the rise in chip junction temperature can be ignored. Note 2) Unless otherwise specified, VI=–15V, IO=500mA, CI=2µF, CO=1µF, Tj=0 to 125˚C * AN7900T series : 15W, AN7900F series : 10.25W 4 ■ Electrical Characteristics (Ta=25˚C) (continued) • AN7910T/AN7910F (–10V Type) Parameter Symbol Output voltage VO Output voltage tolerance VO Line regulation Load regulation Bias current REGIN REGL Ibias Condition Tj=25˚C VI=–12.5 to –25V, IO=5mA to 1A, PD< =* VI=–12.5 to –27V, Tj=25˚C min –9.6 typ max –10 –9.5 Unit –10.4 V –10.5 V 8 200 mV VI=–13 to –19V, Tj=25˚C 2.5 100 mV IO=5mA to 1.5A, Tj=25˚C 12 200 mV IO=250 to 750mA, Tj=25˚C 4 100 mV 2.5 5 mA 1 mA 0.5 mA Tj=25˚C Input bias fluctuation ∆Ibias (IN) VI=–12.5 to –27V, Tj=25˚C Load bias current fluctuation ∆Ibias (L) IO=5mA to 1A, Tj=25˚C Output noise voltage Vno f=10Hz to 100kHz, Ta=25˚C Ripple rejection ratio RR VI=–13 to –23V, IO=100mA, f=120Hz 56 64 µV 71 dB V IO=1A, Tj=25˚C 1.1 Peak output current IO (Peak) Tj=25˚C 2.1 A Output voltage temperature coefficient ∆VO/Ta IO=5mA, Tj=0 to 125˚C – 0.7 mV/˚C Minimum input/output voltage difference VDIF (min.) Note 1) The specified condition Tj=25˚C means that the test should be carried out with the test time so short (within 10ms) that the drift in characteristic value due to the rise in chip junction temperature can be ignored. Note 2) Unless otherwise specified, VI=–16V, IO=500mA, CI=2µF, CO=1µF, Tj=0 to 125˚C * AN7900T series : 15W, AN7900F series : 10.25W • AN7912T/AN7912F (–12V Type) Parameter Symbol Output voltage VO Output voltage tolerance VO Line regulation Load regulation Bias current REGIN REGL Ibias Condition Tj=25˚C VI=–14.5 to –27V, IO=5mA to 1A, PD< =* max typ –12 –11.4 Unit –12.5 V –12.6 V 10 240 mV VI=–16 to –22V, Tj=25˚C 3 120 mV IO=5mA to 1.5A, Tj=25˚C 12 240 mV IO=250 to 750mA, Tj=25˚C 4 120 mV 2.5 5 mA 1 mA 0.5 mA Tj=25˚C ∆Ibias (IN) VI=–14.5 to –30V, Tj=25˚C Load bias current fluctuation ∆Ibias (L) IO=5mA to 1A, Tj=25˚C 75 µV 70 dB IO=1A, Tj=25˚C 1.1 V 2.1 A – 0.8 mV/˚C Output noise voltage Vno f=10Hz to 100kHz, Ta=25˚C Ripple rejection ratio RR VI=–15 to –25V, IO=100mA, f=120Hz VDIF (min.) –11.5 VI=–14.5 to –30V, Tj=25˚C Input bias fluctuation Minimum input/output voltage difference min Peak output current IO (Peak) Tj=25˚C Output voltage temperature coefficient ∆VO/Ta IO=5mA, Tj=0 to 125˚C 55 Note 1) The specified condition Tj=25˚C means that the test should be carried out with the test time so short (within 10ms) that the drift in characteristic value due to the rise in chip junction temperature can be ignored. Note 2) Unless otherwise specified, VI=–19V, IO=500mA, CI=2µF, CO=1µF, Tj=0 to 125˚C * AN7900T series : 15W, AN7900F series : 10.25W 5 ■ Electrical Characteristics (Ta=25˚C) (continued) • AN7915T/AN7915F (–15V Type) Parameter Symbol Output voltage VO Output voltage tolerance VO Line regulation Load regulation Bias current REGIN REGL Ibias Condition Tj=25˚C VI=–17.5 to –30V, IO=5mA to 1A, PD< =* VI=–17.5 to –30V, Tj=25˚C min –14.4 typ max –15 –14.25 Unit –15.6 V –15.75 V 11 300 mV VI=–20 to –26V, Tj=25˚C 3 150 mV IO=5mA to 1.5A, Tj=25˚C 12 300 mV IO=250 to 750mA, Tj=25˚C 4 150 mV 2.5 5 mA 1 mA 0.5 mA Tj=25˚C Input bias fluctuation ∆Ibias (IN) VI=–17.5 to –30V, Tj=25˚C Load bias current fluctuation ∆Ibias (L) IO=5mA to 1A, Tj=25˚C Output noise voltage Vno f=10Hz to 100kHz, Ta=25˚C Ripple rejection ratio RR VI=–18.5 to –28.5V, IO=100mA, f=120Hz 54 90 µV 69 dB V IO=1A, Tj=25˚C 1.1 Peak output current IO (Peak) Tj=25˚C 2.1 A Output voltage temperature coefficient ∆VO/Ta IO=5mA, Tj=0 to 125˚C –0.9 mV/˚C Minimum input/output voltage difference VDIF (min.) Note 1) The specified condition Tj=25˚C means that the test should be carried out with the test time so short (within 10ms) that the drift in characteristic value due to the rise in chip junction temperature can be ignored. Note 2) Unless otherwise specified, VI=–23V, IO=500mA, CI=2µF, CO=1µF, Tj=0 to 125˚C * AN7900T series : 15W, AN7900F series : 10.25W • AN7918T/AN7918F (–18V Type) Parameter Symbol Output voltage VO Output voltage tolerance VO Line regulation Load regulation Bias current REGIN REGL Ibias Condition Tj=25˚C VI=–21 to –33V, IO=5mA to 1A, PD< =* –18 –17.1 Unit –18.7 V –18.9 V 15 360 mV VI=–24 to –30V, Tj=25˚C 5 180 mV IO=5mA to 1.5A, Tj=25˚C 12 360 mV IO=250 to 750mA, Tj=25˚C 4 180 mV 2.5 5 mA 1 mA 0.5 mA Tj=25˚C ∆Ibias (IN) VI=–21 to –33V, Tj=25˚C Load bias current fluctuation ∆Ibias (L) IO=5mA to 1A, Tj=25˚C 110 µV 68 dB IO=1A, Tj=25˚C 1.1 V Output noise voltage Vno f=10Hz to 100kHz, Ta=25˚C Ripple rejection ratio RR VI=–22 to –32V, IO=100mA, f=120Hz VDIF (min.) –17.3 max typ VI=–21 to –33V, Tj=25˚C Input bias fluctuation Minimum input/output voltage difference min 53 Peak output current IO (Peak) Tj=25˚C 2.1 A Output voltage temperature coefficient ∆VO/Ta IO=5mA, Tj=0 to 125˚C –1 mV/˚C Note 1) The specified condition Tj=25˚C means that the test should be carried out with the test time so short (within 10ms) that the drift in characteristic value due to the rise in chip junction temperature can be ignored. Note 2) Unless otherwise specified, VI=–27V, IO=500mA, CI=2µF, CO=1µF, Tj=0 to 125˚C * AN7900T series : 15W, AN7900F series : 10.25W 6 ■ Electrical Characteristics (Ta=25˚C) (continued) • AN7920T/AN7920F (–20V Type) Parameter Symbol Output voltage VO Output voltage tolerance VO Line regulation Load regulation Bias current REGIN REGL Ibias Condition Tj=25˚C VI=–23 to –35V, IO=5mA to 1A, PD< =* min –19.2 typ max –20 –19 Unit –20.8 V –21 V VI=–23 to –35V, Tj=25˚C 16 400 mV VI=–26 to –32V, Tj=25˚C 5.5 200 mV IO=5mA to 1.5A, Tj=25˚C 12 400 mV IO=250 to 750mA, Tj=25˚C 4 200 mV Tj=25˚C 3 5 mA 1 mA 0.5 mA Input bias fluctuation ∆Ibias (IN) VI=–23 to –35V, Tj=25˚C Load bias current fluctuation ∆Ibias (L) IO=5mA to 1A, Tj=25˚C Output noise voltage Vno f=10Hz to 100kHz, Ta=25˚C Ripple rejection ratio RR VI=–24 to –34V, IO=100mA, f=120Hz 52 135 µV 67 dB V IO=1A, Tj=25˚C 1.1 Peak output current IO (Peak) Tj=25˚C 2.1 A Output voltage temperature coefficient ∆VO/Ta IO=5mA, Tj=0 to 125˚C –1 mV/˚C Minimum input/output voltage difference VDIF (min.) Note 1) The specified condition Tj=25˚C means that the test should be carried out with the test time so short (within 10ms) that the drift in characteristic value due to the rise in chip junction temperature can be ignored. Note 2) Unless otherwise specified, VI=–29V, IO=500mA, CI=2µF, CO=1µF, Tj=0 to 125˚C * AN7900T series : 15W, AN7900F series : 10.25W • AN7924T/AN7924F (–24V Type) Parameter Symbol Output voltage VO Output voltage tolerance VO Line regulation Load regulation Bias current REGIN REGL Ibias Condition Tj=25˚C VI=–27 to –38V, IO=5mA to 1A, PD< =* –24 –22.8 Unit –25 V –25.2 V 18 480 mV VI=–30 to –36V, Tj=25˚C 6 240 mV IO=5mA to 1.5A, Tj=25˚C 12 480 mV IO=250 to 750mA, Tj=25˚C 4 240 mV Tj=25˚C 3 5 mA 1 mA 0.5 mA ∆Ibias (IN) VI=–27 to –38V, Tj=25˚C Load bias current fluctuation ∆Ibias (L) IO=5mA to 1A, Tj=25˚C 170 µV 65 dB IO=1A, Tj=25˚C 1.1 V Output noise voltage Vno f=10Hz to 100kHz, Ta=25˚C Ripple rejection ratio RR VI=–28 to –38V, IO=100mA, f=120Hz VDIF (min.) –23 max typ VI=–27 to –38V, Tj=25˚C Input bias fluctuation Minimum input/output voltage difference min 50 Peak output current IO (Peak) Tj=25˚C 2.1 A Output voltage temperature coefficient ∆VO/Ta IO=5mA, Tj=0 to 125˚C –1 mV/˚C Note 1) The specified condition Tj=25˚C means that the test should be carried out with the test time so short (within 10ms) that the drift in characteristic value due to the rise in chip junction temperature can be ignored. Note 2) Unless otherwise specified, VI=–33V, IO=500mA, CI=2µF, CO=1µF, Tj=0 to 125˚C * AN7900T series : 15W, AN7900F series : 10.25W 7 ■ Characteristic Curve 16 (1) Infinite Heat Sink (2) 5˚C/W Heat Sink (3) 15˚C/W Heat Sink (4) No Heat Sink (1) Infinite Heat Sink (2) 5˚C/W Heat Sink (3) 15˚C/W Heat Sink (4) No Heat Sink 14 Power Dissipation PD (W) 12 (2) 10 8 6 (3) 4 2 12 (1) 10 8 (2) 6 (3) 4 (4) 2 (4) 0 40 80 120 0 160 0 Ambient Temperature Ta (˚C) 15 Output Voltage Fluctuation (mV) 10 5 10 0 –10 –20 6 8 10 Time t (µs) ■ Basic Regulator Circuit Input Voltage VI (V) Output Voltage Fluctuation (V) AN7905T/F 4 120 Output 3 2 CI – AN7900T AN7900F – + 1 + IO = 50 0m IO = A 20 IO = 0mA 20m A 0.8 0.6 0.4 –50 160 0 100 150 RR– f AN7905T/F 2 1 0 1 0 –1 –2 50 Junction Temperature Tj (˚C) 120 AN7905T/F IO=100mA 100 80 60 40 20 0 0 10 20 30 40 10 50 100 1k 10k 100k Frequency f (Hz) Time t (µs) ■ Application Circuit 1) Current Bootstrap Circuit Input IO=1000mA 1.0 Load Transient Response 20 2 80 1.2 Ambient Temperature Ta (˚C) Input Transient Response 0 40 Load Current IO (A) 0 1.4 Ripple Rejection Ratio RR (dB) (1) 14 Power Dissipation PD (W) VDIF (min.) –Tj Minimum I/O Voltage Difference VDIF (min.) (V) PD –Ta (AN7900F Series) PD –Ta (AN7900T Series) 16 –VI 2) Adjustable Output Regulator Q1 –VI 6Ω CO 2 IO 1 2 Common – 2µF + 1 V O´ R2 –VO 3 AN7900T AN7900F –VO 3 AN7900T AN7900F – – + 1µF + – 2µF + Ibias R1 CI : Required when the input line is long CO : Improves the transient response. V ´ |VO| =VO´ + Ibias + RO R1 2 8 1µF