Datasheet LT1086 (Analog Devices) - 5

LT1086 Series
W U TYPICAL PERFORMANCE CHARACTERISTICS Minimum Operating Current LT1086 Short-Circuit Current LT1086 Load Regulation (Adjustable Device)
2.5 0.10 10 ∆I = 1.5A 9 TJ = 150°C 0.05 2.0 8 TJ = 25°C T 7 J = –55°C 0 1.5 6 –0.05 5 TJ = 150°C TJ = 25°C 1.0 4 TJ = –55°C –0.10 3 SHORT-CIRCUIT CURRENT (A) 0.5 2 GUARANTEED OUTPUT VOLTAGE DEVIATION (%) –0.15 OUTPUT CURRENT MINIMUM OPERATING CURRENT (mA) 1 0 –0.20 0 0 5 10 15 20 25 30 –50 –25 0 25 50 75 100 125 150 0 5 10 15 20 25 30 35 INPUT/OUTPUT DIFFERENTIAL (V) TEMPERATURE (°C) INPUT/OUTPUT DIFFERENTIAL (V) LT1086 • TPC01 LT1086 • TPC02 LT1086 • TPC03
LT1086 Maximum Power Temperature Stability Adjust Pin Current Dissipation*
2 100 20 90 80 LT1086MK 1 µA) 15 70 60 LT1086CT 0 50 10 40 LT1086CK POWER (W) 30 –1 ADJUST PIN CURRENT ( 5 20 OUTPUT VOLTAGE CHANGE (%) 10 –2 0 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 50 60 70 80 90 100 110 120 130 140 150 TEMPERATURE (°C) TEMPERATURE (°C) CASE TEMPERATURE (°C) *AS LIMITED BY MAXIMUM JUNCTION TEMPERATURE LT1086 • TPC04 LT1086 • TPC05 LT1086 • TPC06
LT1086 Ripple Rejection LT1086 Ripple Rejection vs Current LT1086-5 Ripple Rejection
100 100 80 V V f RIPPLE ≤ 3VP-P RIPPLE ≤ 0.5VP-P V V R = 120Hz 90 RIPPLE ≤ 3VP-P RIPPLE ≤ 0.5VP-P 90 VRIPPLE ≤ 3VP-P 70 80 (V 80 IN – VOUT) ≥ 3V (VIN – VOUT) ≥ 3V 60 70 70 fR = 20kHz VRIPPLE ≤ 0.5VP-P 60 50 60 (V (V IN – VOUT) ≥ VDROPOUT IN – VOUT) ≥ VDROPOUT 50 50 40 40 40 30 30 30 RIPPLE REJECTION (dB) RIPPLE REJECTION (dB) RIPPLE REJECTION (dB) 20 20 CADJ = 200µF AT FREQUENCIES < 60Hz 20 VOUT = 5V CADJ = 25µF AT FREQUENCIES > 60Hz C 10 10 I 10 ADJ = 25µF OUT = 1.5A COUT = 25µF IOUT = 1.5A 0 0 0 10 100 1k 10k 100k 0 0.25 0.5 0.75 1.0 1.25 1.5 10 100 1k 10k 100k FREQUENCY (Hz) OUTPUT CURRENT (A) FREQUENCY (Hz) LT1086 • TPC07 LT1086 • TPC09 LT1086 • TPC08 sn1086 1086ffs 5