Datasheet LT1160, LT1162 (Analog Devices) - 2

LT1160/LT1162
W W W U ABSOLUTE MAXIMUM RATINGS (Note 1)
Supply Voltage (Note 2) ... 20V Operating Temperature Range Boost Voltage ... 75V Commercial .. 0°C to 70°C Peak Output Currents (< 10µs) .. 1.5A Industrial ... – 40°C to 85°C Input Pin Voltages .. – 0.3V to V + + 0.3V Junction Temperature (Note 3) .. 125°C Top Source Voltage ... – 5V to 60V Storage Temperature Range .. – 65°C to 150°C Boost to Source Voltage ... – 0.3V to 20V Lead Temperature (Soldering, 10 sec)... 300°C
U W U PACKAGE/ORDER INFORMATION
ORDER PART TOP VIEW ORDER PART TOP VIEW NUMBER SV+ A 1 24 BOOST A NUMBER SV+ 1 14 BOOST IN TOP A 2 23 T GATE DR A IN TOP 2 13 T GATE DR LT1160CN IN BOTTOM A 3 22 T GATE FB A LT1162CSW UV OUT A 4 21 T SOURCE A IN BOTTOM 3 12 T GATE FB LT1160CS GND A 5 20 PV+ A LT1162ISW UV OUT 4 11 T SOURCE LT1160IN B GATE FB A 6 19 B GATE DR A SGND 5 10 PV+ LT1160IS SV+ B 7 18 BOOST B PGND 6 9 B GATE DR IN TOP B 8 17 T GATE DR B NC 7 8 B GATE FB IN BOTTOM B 9 16 T GATE FB B
OBSOLETE
UV OUT B 10 15 T SOURCE B N PACKAGE GND B 11 PART NUMBERS 14 PV+ B 14-LEAD PDIP B GATE FB B 12 13 B GATE DR B S PACKAGE LT1162CN 14-LEAD PLASTIC SO N PACKAGE SW PACKAGE LT1162IN T 24-LEAD PDIP 24-LEAD PLASTIC SO WIDE JMAX = 125°C, θJA = 70°C/ W (N) TJMAX = 125°C, θJA = 110°C/ W (S) TJMAX = 125°C, θJA = 58°C/ W (N) TJMAX = 125°C, θJA = 80°C/ W (SW) Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. Test Circuit, TA = 25
°
C, V + = VBOOST = 12V, VTSOURCE = 0V, CGATE = 3000pF. Gate Feedback pins connected to Gate Drive pins, unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
IS DC Supply Current (Note 4) V + = 15V, VINTOP = 0.8V, VINBOTTOM = 2V 7 11 15 mA V + = 15V, VINTOP = 2V, VINBOTTOM = 0.8V 7 10 15 mA V + = 15V, VINTOP = 0.8V, VINBOTTOM = 0.8V 7 11 15 mA IBOOST Boost Current (Note 4) V + = 15V, VTSOURCE = 60V, VBOOST = 75V, 3 4.5 6 mA VINTOP = VINBOTTOM = 0.8V VIL Input Logic Low ● 1.4 0.8 V VIH Input Logic High ● 2 1.7 V IIN Input Current VINTOP = VINBOTTOM = 4V ● 7 25 µA V +UVH V + Undervoltage Start-Up Threshold 8.4 8.9 9.7 V V +UVL V + Undervoltage Shutdown Threshold 7.8 8.3 8.8 V VBUVH VBOOST Undervoltage Start-Up Threshold VTSOURCE = 60V (VBOOST – VTSOURCE) 8.8 9.3 9.8 V VBUVL VBOOST Undervoltage Shutdown Threshold VTSOURCE = 60V (VBOOST – VTSOURCE) 8.2 8.7 9.2 V 11602fb 2