TL1451_08 Datasheet, PDF (13/14 Pages) Unisonic Technologies – DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TL1451
„ TYPICAL CHARACTERISTICS(Cont.)
Error Amp Maximum Output Voltage Swing vs
Frequency
2.25
V_CC = 5V
2 Ta = 25℃
1.75
1.5
1.25
1
1.75
0.5
0.25
0
1k
10k
100k
1M
10M
Frequency, f (Hz)
Output Transistor on Duty Cycle vs
Dead-Time Input Voltage
0
V_CC = 3.6V
10 _{RT = 10kΩ}
20 ^{CT = 330pF}
30
40
50
60
70
80
90
100
0 0.5 1 1.5 2 2.5 3 3.5 4
Dead-Time Input Voltage (V)
Standby Current vs
Free-Air Temperature
2
1.75
1.5
1.25
1
0.75
0.5
0.25
0
-25
Average Supply Current
V_CC = 6V, R_T = 10kΩ
C_T = 330pF
Stand-By Current, _{VCC = 40V, No Load}
Stand-By Current, V_CC = 3.6V, No Load
0
25
50
75
100
Free-Air Temperature, Ta (℃)
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
LINEAR INTEGRATED CIRCUIT
Open-Loop Voltage Amplification vs
Frequency
90
V_CC = 5V
80
Ta = 25℃
70
60
50
40
30
20
10
0
100
1k
10k
100k
1M 2M
Frequency, f (Hz)
Standby Current vs
Supply Voltage
Ta = 25℃
2
1.75
1.5
1.25
1
0.75
0.5
0.25
0
0
10
20
30
40
Supply Voltage, V_CC (V)
Maximum Continuous Power Disspation vs
Free-Air Temperature
1200
1100
1000
900
DIP-16
Thermal Resistance
125℃/W
800
700
600
SOP-16
500
400
300
Thermal Resistance
250℃/W
200
100
0
-25
0
25
50
75 100
Free-Air Temperature, Ta (℃)
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QW-R103-011.D