Datasheet LT1913 (Analog Devices) - 2
| Hersteller | Analog Devices |
| Beschreibung | 25V, 3.5A, 2.4MHz Step-Down Switching Regulator |
| Seiten / Seite | 24 / 2 — ABSOLUTE AXI U. RATI GS (Note 1). PIN CONFIGURATION. ORDER INFORMATION. … |
| Dateiformat / Größe | PDF / 292 Kb |
| Dokumentensprache | Englisch |
ABSOLUTE AXI U. RATI GS (Note 1). PIN CONFIGURATION. ORDER INFORMATION. LEAD FREE FINISH. TAPE AND REEL. PART MARKING*
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LT1913
W W W U ABSOLUTE AXI U RATI GS (Note 1)
VIN, RUN/SS Voltage ...25V SYNC Voltage ..20V BOOST Pin Voltage ...50V Operating Junction Temperature Range (Note 2) BOOST Pin Above SW Pin ...25V LT1913E ... –40°C to 125°C FB, RT, VC Voltage ...5V LT1913I .. –40°C to 125°C PG, BD Voltage ...25V Storage Temperature Range ... –65°C to 150°C
PIN CONFIGURATION
TOP VIEW BD 1 10 RT BOOST 2 9 VC SW 3 11 8 FB V 4 7 PG IN RUN/SS 5 6 SYNC DD PACKAGE 10-LEAD (3mm × 3mm) PLASTIC DFN θJA = 45°C/W, θJC = 10°C/W EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT1913EDD#PBF LT1913EDD#TRPBF LDJW 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C LT1913IDD#PBF LT1913IDD#TRPBF LDJW 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The
●
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VIN = 10V, VRUN/SS = 10V, VBOOST = 15V, VBD = 3.3V unless otherwise noted. (Note 2) PARAMETER CONDITIONS MIN TYP MAX UNITS
Minimum Input Voltage ● 3 3.6 V Quiescent Current from VIN VRUN/SS = 0.2V 0.01 0.5 μA VBD = 3V, Not Switching ● 0.45 1.2 mA VBD = 0, Not Switching 1.3 2.3 mA Quiescent Current from BD VRUN/SS = 0.2V 0.01 0.5 μA VBD = 3V, Not Switching ● 0.9 1.8 mA VBD = 0, Not Switching 1 10 μA Minimum Bias Voltage (BD Pin) 2.7 3 V 1913f 2
W W W U ABSOLUTE AXI U RATI GS (Note 1)
VIN, RUN/SS Voltage ...25V SYNC Voltage ..20V BOOST Pin Voltage ...50V Operating Junction Temperature Range (Note 2) BOOST Pin Above SW Pin ...25V LT1913E ... –40°C to 125°C FB, RT, VC Voltage ...5V LT1913I .. –40°C to 125°C PG, BD Voltage ...25V Storage Temperature Range ... –65°C to 150°C
PIN CONFIGURATION
TOP VIEW BD 1 10 RT BOOST 2 9 VC SW 3 11 8 FB V 4 7 PG IN RUN/SS 5 6 SYNC DD PACKAGE 10-LEAD (3mm × 3mm) PLASTIC DFN θJA = 45°C/W, θJC = 10°C/W EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT1913EDD#PBF LT1913EDD#TRPBF LDJW 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C LT1913IDD#PBF LT1913IDD#TRPBF LDJW 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The
●
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VIN = 10V, VRUN/SS = 10V, VBOOST = 15V, VBD = 3.3V unless otherwise noted. (Note 2) PARAMETER CONDITIONS MIN TYP MAX UNITS
Minimum Input Voltage ● 3 3.6 V Quiescent Current from VIN VRUN/SS = 0.2V 0.01 0.5 μA VBD = 3V, Not Switching ● 0.45 1.2 mA VBD = 0, Not Switching 1.3 2.3 mA Quiescent Current from BD VRUN/SS = 0.2V 0.01 0.5 μA VBD = 3V, Not Switching ● 0.9 1.8 mA VBD = 0, Not Switching 1 10 μA Minimum Bias Voltage (BD Pin) 2.7 3 V 1913f 2