Datasheet AL5814Q (Diodes) - 5
| 制造商 | Diodes |
| 描述 | Automotive Compliant 60V LED Linear Dimmable LED Controller |
| 页数 / 页 | 14 / 5 — AL5814Q. Electrical Characteristics. Symbol. Parameter. Conditions. Min. … |
| 文件格式/大小 | PDF / 561 Kb |
| 文件语言 | 英语 |
AL5814Q. Electrical Characteristics. Symbol. Parameter. Conditions. Min. Typ. Max. Unit. Power Supply. Reference and Feedback Loop. W E
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AL5814Q Electrical Characteristics
(VCC = 12V, TA = -40°C to +125°C. Typical values are at TA = 25°C, unless otherwise specified.)
Symbol Parameter Conditions Min Typ Max Unit Power Supply
VIN Rising — 4.2 4.4 VUVLO Undervoltage Lockout Voltage V VIN Falling 3.6 3.85 — ICC Supply Current VCC = 4.5V to 60V, IOUT =10mA — 10.25 11 mA IQ No Load Quiescent Current VCC = 4.5V to 60V, IOUT =0 — 0.25 1 mA
Reference and Feedback Loop
VREF Reference Voltage VCC = 4.5V to 60V, IOUT =0, IREF = 20µA 0.38 0.4 0.42 V
T
Reference Voltage Line VREF_LINE V Regulation CC = 4.5V to 19V — 0.2 3 mV
UC
Reference Voltage Load VREF_LOAD I Regulation REF = 0 to -50µA — 1.4 6 mV
OD
IFB FB Input Bias Current VFB = 0.2V -200 -125 -70 nA
R
ISET SET Input Bias Current VSET = 0.6V — 25 50 nA
P
VOFFSET VSET to VFB Offset VSET = 0.2V, VFB = VOUT — — 7 mV
W E Fault Detection and Protection
Source Current from SFAULT
N
ISFAULT V Pin CC = 4.5V to 60V -58 -50 -41 µA Source Current from VFAULT IVFAULT V Pin CC = 4.5V to 60V -21 -15 -9 µA VFAULT Pin Threshold VVFAULT V Voltage CC = 4.5V to 60V, VVFAULT Falling 2.36 2.5 2.64 V VVFAULT_HYS VVFAULT Hysteresis — — 100 — mV tVF_OUTR VFAULT to OUT Rising Delay — — 2 — µs tVF_OUTF VFAULT to OUT Falling Delay — — 1 — TSHDN Thermal Shutdown — — +160 — °C THYS Thermal Shutdown Hysteresis — — +30 — °C
Output Driver Error Amplifier
TA = 25°C — — -15 VOUT = 1V, VCC = 4.5V to 60V -40°C ≤ T ≤1 A 25°C — — -13 Maximum Source Current TA = 25°C — — -11 IOUTSOURCE V mA V OUT = 2V, VCC = 4.5V to 60V SET – VFB = 10mV -40°C ≤ T ≤1 A 25°C — — -9 T V A = 25°C — — -15 OUT = 3V, VCC = 6.0V to 60V -40°C ≤ T ≤1 A 25°C — — -13 VCC=12V, VOUT = 4V, VVFAULT > 2.7V, — — 20 µA VSET – VFB = -50mV IOUTSINK Maximum Sink Current VCC =12V, VOUT = 4V, VFAULT enabled by SFAULT 0.3 — — mA VSET – VFB = -50mV, VVFAULT < 2.3V Trans-Conductance of Error Gm V Amplifier SET – VFB = 5mV, Sourcing Current — 4 — A/V BW Bandwidth — — 50 — kHz VOUTMAX Maximum Output Voltage VCC ≥ 6V, IOUT = -1mA 4 — — V VOUTMIN Minimum Output Voltage VCC =12V, IOUT = 0.1mA, VFB = 250mV — — 300 mV
Thermal Shutdown
TSHDN Thermal Shutdown — — +160 — °C THYS Thermal Shutdown Hysteresis — — +30 — °C AL5814Q 5 of 14 April 2019 Document number: DS41792 Rev. 1 - 2
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© Diodes Incorporated Document Outline Pin Assignments Description Applications Features Package Outline Dimensions Suggested Pad Layout
(VCC = 12V, TA = -40°C to +125°C. Typical values are at TA = 25°C, unless otherwise specified.)
Symbol Parameter Conditions Min Typ Max Unit Power Supply
VIN Rising — 4.2 4.4 VUVLO Undervoltage Lockout Voltage V VIN Falling 3.6 3.85 — ICC Supply Current VCC = 4.5V to 60V, IOUT =10mA — 10.25 11 mA IQ No Load Quiescent Current VCC = 4.5V to 60V, IOUT =0 — 0.25 1 mA
Reference and Feedback Loop
VREF Reference Voltage VCC = 4.5V to 60V, IOUT =0, IREF = 20µA 0.38 0.4 0.42 V
T
Reference Voltage Line VREF_LINE V Regulation CC = 4.5V to 19V — 0.2 3 mV
UC
Reference Voltage Load VREF_LOAD I Regulation REF = 0 to -50µA — 1.4 6 mV
OD
IFB FB Input Bias Current VFB = 0.2V -200 -125 -70 nA
R
ISET SET Input Bias Current VSET = 0.6V — 25 50 nA
P
VOFFSET VSET to VFB Offset VSET = 0.2V, VFB = VOUT — — 7 mV
W E Fault Detection and Protection
Source Current from SFAULT
N
ISFAULT V Pin CC = 4.5V to 60V -58 -50 -41 µA Source Current from VFAULT IVFAULT V Pin CC = 4.5V to 60V -21 -15 -9 µA VFAULT Pin Threshold VVFAULT V Voltage CC = 4.5V to 60V, VVFAULT Falling 2.36 2.5 2.64 V VVFAULT_HYS VVFAULT Hysteresis — — 100 — mV tVF_OUTR VFAULT to OUT Rising Delay — — 2 — µs tVF_OUTF VFAULT to OUT Falling Delay — — 1 — TSHDN Thermal Shutdown — — +160 — °C THYS Thermal Shutdown Hysteresis — — +30 — °C
Output Driver Error Amplifier
TA = 25°C — — -15 VOUT = 1V, VCC = 4.5V to 60V -40°C ≤ T ≤1 A 25°C — — -13 Maximum Source Current TA = 25°C — — -11 IOUTSOURCE V mA V OUT = 2V, VCC = 4.5V to 60V SET – VFB = 10mV -40°C ≤ T ≤1 A 25°C — — -9 T V A = 25°C — — -15 OUT = 3V, VCC = 6.0V to 60V -40°C ≤ T ≤1 A 25°C — — -13 VCC=12V, VOUT = 4V, VVFAULT > 2.7V, — — 20 µA VSET – VFB = -50mV IOUTSINK Maximum Sink Current VCC =12V, VOUT = 4V, VFAULT enabled by SFAULT 0.3 — — mA VSET – VFB = -50mV, VVFAULT < 2.3V Trans-Conductance of Error Gm V Amplifier SET – VFB = 5mV, Sourcing Current — 4 — A/V BW Bandwidth — — 50 — kHz VOUTMAX Maximum Output Voltage VCC ≥ 6V, IOUT = -1mA 4 — — V VOUTMIN Minimum Output Voltage VCC =12V, IOUT = 0.1mA, VFB = 250mV — — 300 mV
Thermal Shutdown
TSHDN Thermal Shutdown — — +160 — °C THYS Thermal Shutdown Hysteresis — — +30 — °C AL5814Q 5 of 14 April 2019 Document number: DS41792 Rev. 1 - 2
www.diodes.com
© Diodes Incorporated Document Outline Pin Assignments Description Applications Features Package Outline Dimensions Suggested Pad Layout