TL783_12 Datasheet, PDF (4/20 Pages) Texas Instruments – HIGH-VOLTAGE ADJUSTABLE REGULATOR

TL783
SLVS036M – SEPTEMBER 1981 – REVISED APRIL 2008 ............................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS
OUTPUT CURRENT LIMIT
ÎÎÎÎ ^vs
INPUT-TO-OUTPUT VOLTAGE DIFFERENTIAL
ÎÎÎÎ ₂
ÎÎÎÎÎÎÎÎ _{1.8 tw = 1 ms}
OUTPUT CURRENT LIMIT
ÎÎÎÎ ^vs
INPUT-TO-OUTPUT VOLTAGE DIFFERENTIAL
ÎÎÎÎ ₂
ÎÎÎÎÎÎÎÎ _1.8 t_w = 30 ms
1.6
1.4
1.2
1
0.8
0.6
0.4
ÎÎÎÎ_TÎÎÎÎ_J=ÎÎÎÎ_25°CÎÎÎÎÎ_{TJÎÎÎ=12ÎÎÎ5°CÎÎÎÎÎÎ}^{TJÎÎÎ=0°ÎÎÎC ÎÎÎ}
0.2
1.6
1.4
1.2
1
0.8
0.6
0.4
ÎÎÎ_TJ=ÎÎÎ₁₂₅ÎÎÎ_°C ÎÎÎÎÎÎÎ^{TÎÎÎÎJ=0ÎÎÎÎΰCÎÎÎÎÎTJ=ÎÎÎ25°ÎÎÎC}
0.2
0
0
25
50
75
100
125
V_I − V_O − Input-to-Output Voltage Differential − V
Figure 1.
1.6
1.4
OUTPUT CURRENT LIMIT
vs
ÎÎÎÎÎ _TIME
ÎÎÎÎÎÎÎÎÎÎ _{VI − VO = 25 V}
ÎÎÎÎÎ ^{TJ = 25°C}
0
0
25
50
75
100
125
V_I − V_O − Input-to-Output Voltage Differential − V
Figure 2.
RIPPLE REJECTION
vs
OUTPUT VOLTAGE
120
100
1.2
80
1
0.8
0.6
0.4
0.2
ÎÎÎÎÎÎ ₆₀
ÎÎÎÎÎÎÎÎÎÎÎÎ _{40 VI(AV) − VO = 25 V}
ÎÎÎÎÎÎ ∆V_I(PP) = 10 V
I_O = 100 mA
ÎÎÎÎÎÎ _{20 f = 120 Hz}
ÎÎÎÎÎÎ C_o = 0
ÎÎÎÎÎÎ ^{TJ = 25°C}
0
0
0
10
20
30
40
0 10 20 30 40 50 60 70 80 90 100
Time − ms
Figure 3.
V_O − Output Voltage − V
Figure 4.
4
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