Datasheet LT3008 (Analog Devices) - 6
| Fabricante | Analog Devices |
| Descripción | 3μA IQ, 20mA, 45V Low Dropout Linear Regulators |
| Páginas / Página | 20 / 6 — ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply … |
| Formato / tamaño de archivo | PDF / 242 Kb |
| Idioma del documento | Inglés |
ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply over the full operating
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Versión de texto del documento
LT3008 Series
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TJ = 25°C. (Note 2) PARAMETER CONDITIONS MIN TYP MAX UNITS
Current Limit VIN = 45V, VOUT = 0 75 mA VIN = VOUT(NOMINAL) + 1V, ΔVOUT = – 5% l 22 mA Input Reverse-Leakage Current VIN = –45V, VOUT = 0 l 1 30 μA Reverse-Output Current VOUT = 1.2V, VIN = 0 0.6 10 μA
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings
Note 5:
Dropout voltage is the minimum input to output voltage differential may cause permanent damage to the device. Exposure to any Absolute needed to maintain regulation at a specifi ed output current. In dropout, the Maximum Rating condition for extended periods may affect device output voltage equals (VIN – VDROPOUT). For the LT3008-1.2 and LT3008- reliability and lifetime. 1.5, dropout voltage will be limited by the minimum input voltage.
Note 2:
The LT3008 regulators are tested and specifi ed under pulse
Note 6:
To satisfy minimum input voltage requirements, the LT3008 load conditions such that TJ ≅ TA. The LT3008E is guaranteed to meet adjustable version is tested and specifi ed for these conditions with an performance specifi cations from 0°C to 125°C operating junction external resistor divider (61.9k bottom, 280k top) which sets VOUT to 3.3V. temperature. Specifi cations over the –40°C to 125°C operating junction The external resistor divider adds 9.69μA of DC load on the output. This temperature range are assured by design, characterization and correlation external current is not factored into GND pin current. with statistical process controls. The LT3008I is guaranteed over the full
Note 7:
GND pin current is tested with VIN = VOUT(NOMINAL) + 0.55V and – 40°C to 125°C operating junction temperature range. The LT3008MP is a current source load. GND pin current will increase in dropout. For the 100% tested and guaranteed over the –55°C to 125°C operating junction fi xed output voltage versions, an internal resistor divider will add about temperature range. 1μA to the GND pin current. See the GND Pin Current curves in the Typical
Note 3:
The LT3008 adjustable version is tested and specifi ed for these Performance Characteristics section. conditions with the ADJ pin connected to the OUT pin.
Note 8:
The SHDN pin can be driven below GND only when tied to the IN
Note 4:
Operating conditions are limited by maximum junction pin directly or through a pull-up resistor. If the SHDN pin is driven below temperature. The regulated output voltage specifi cation will not apply GND by more than –0.3V while IN is powered, the output will turn on. for all possible combinations of input voltage and output current. When
Note 9:
Output noise is listed for the adjustable version with the ADJ pin operating at the maximum input voltage, the output current range must be connected to the OUT pin. See the RMS Output Noise vs Load Current limited. When operating at the maximum output current, the input voltage curve in the Typical Performance Characteristics Section. must be limited. 3008fc 6
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TJ = 25°C. (Note 2) PARAMETER CONDITIONS MIN TYP MAX UNITS
Current Limit VIN = 45V, VOUT = 0 75 mA VIN = VOUT(NOMINAL) + 1V, ΔVOUT = – 5% l 22 mA Input Reverse-Leakage Current VIN = –45V, VOUT = 0 l 1 30 μA Reverse-Output Current VOUT = 1.2V, VIN = 0 0.6 10 μA
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings
Note 5:
Dropout voltage is the minimum input to output voltage differential may cause permanent damage to the device. Exposure to any Absolute needed to maintain regulation at a specifi ed output current. In dropout, the Maximum Rating condition for extended periods may affect device output voltage equals (VIN – VDROPOUT). For the LT3008-1.2 and LT3008- reliability and lifetime. 1.5, dropout voltage will be limited by the minimum input voltage.
Note 2:
The LT3008 regulators are tested and specifi ed under pulse
Note 6:
To satisfy minimum input voltage requirements, the LT3008 load conditions such that TJ ≅ TA. The LT3008E is guaranteed to meet adjustable version is tested and specifi ed for these conditions with an performance specifi cations from 0°C to 125°C operating junction external resistor divider (61.9k bottom, 280k top) which sets VOUT to 3.3V. temperature. Specifi cations over the –40°C to 125°C operating junction The external resistor divider adds 9.69μA of DC load on the output. This temperature range are assured by design, characterization and correlation external current is not factored into GND pin current. with statistical process controls. The LT3008I is guaranteed over the full
Note 7:
GND pin current is tested with VIN = VOUT(NOMINAL) + 0.55V and – 40°C to 125°C operating junction temperature range. The LT3008MP is a current source load. GND pin current will increase in dropout. For the 100% tested and guaranteed over the –55°C to 125°C operating junction fi xed output voltage versions, an internal resistor divider will add about temperature range. 1μA to the GND pin current. See the GND Pin Current curves in the Typical
Note 3:
The LT3008 adjustable version is tested and specifi ed for these Performance Characteristics section. conditions with the ADJ pin connected to the OUT pin.
Note 8:
The SHDN pin can be driven below GND only when tied to the IN
Note 4:
Operating conditions are limited by maximum junction pin directly or through a pull-up resistor. If the SHDN pin is driven below temperature. The regulated output voltage specifi cation will not apply GND by more than –0.3V while IN is powered, the output will turn on. for all possible combinations of input voltage and output current. When
Note 9:
Output noise is listed for the adjustable version with the ADJ pin operating at the maximum input voltage, the output current range must be connected to the OUT pin. See the RMS Output Noise vs Load Current limited. When operating at the maximum output current, the input voltage curve in the Typical Performance Characteristics Section. must be limited. 3008fc 6