LT1085–220M–05 LT1085–05–220M LT1085–12–220M
MILITARY VERSION
TO–220 Isolated Metal Package
10.41 10.67 4.70 5.00 0.70 0...
LT1085–220M–05 LT1085–05–220M LT1085–12–220M
MILITARY VERSION
TO–220 Isolated Metal Package
10.41 10.67 4.70 5.00 0.70 0.90 3.56 Dia. 3.81 10.41 10.92
LOW DROPOUT 3 AMP POSITIVE VOLTAGE
REGULATOR
FEATURES Low Dropout Performance Fixed or Adjustable Voltages Fixed Output Voltages of 5V & 12V Output Current 3A Line Regulation 0.015% / V Typical. Load Regulation 0.1% Typical. Military Temperature Range (–55 to +150°C)
16.38 16.89
13.39 13.64
1 2 3
12.70 19.05
0.89 1.14 2.54 BSC 2.65 2.75
BLOCK DIAGRAM
VIN
Pinouts
Pin 1 2 3 Fixed Adjustable GROUND ADJUST OUTPUT OUTPUT INPUT INPUT Case is ISOLATED
THERMAL LIMIT
Ordering Information
LT1085–220M LT1085–05–220M LT1085–12–220M Positive Adjustable
Regulator Fixed +5V
Regulator Fixed +12V
Regulator
VADJ VOUT
ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C unless otherwise stated)
VIN VI-O PD VIN Input Voltage Input–Output Differential Voltage Power Dissipation Operating Input Voltage Adjustable 5 Volt 12 Volt Control Power 5V, 12V Adjustable 30V 35V Internally limited 25V 20V 25V –55 to 150°C –55 to 200°C –65 to 150°C 300°C
TJ TSTG TLEAD
Operating Junction Temperature Range Storage Temperature Range Lead Temperature (for 10 sec.)
* Although the devices’ maximum operating voltage is limited (20V for the 5V device, and 25V for the 12V and adjustable devices) the devices are guaranteed to withstand transient input voltages up to 30V. For input voltages greater than the maximum operating input voltage, some degradation of ...