TL1451AQPWRG4Q1 datasheet(10/24 Pages) TI1

部品番号	TL1451AQPWRG4Q1

部品情報	DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS

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TL1451A-Q1

DUAL PULSEWIDTHMODULATION CONTROL CIRCUITS

SGLS304A − JUNE 2005 − REVISED JUNE 2008

10

www.ti.com

TYPICAL CHARACTERISTICS

3

2

1

0

123

4

5

UNDERVOLTAGE LOCKOUT

HYSTERESIS CHARACTERISTICS

6

45

TA = 25°C

TA = −20°C

IO = 10 mA

7,10

8

RL

5 V

I = IO

VDE

TA = 85°C

VCC − Supply Voltage − V

2

−25

0

25

50

2.5

3

UNDERVOLTAGE LOCKOUT CHARACTERISTIC

3.5

75

100

Threshold Voltage −VTH

(Left Scale)

Threshold Voltage −VTL

(Left Scale)

Hysteresis Voltage

(Right Scale)

300

200

100

0

TA − Free-Air Temperature − °C

3.25

2.75

2.25

50

150

250

Figure 11

Figure 12

1.20

1.15

1.10

− 25

0

25

1.25

1.30

SHORT-CIRCUIT PROTECTION CHARACTERISTICS

50

75

100

Short-Circuit Protection

Latch Reset Supply Voltage

(Right Scale)

Short-Circuit Protection

Comparator Threshold Voltage

(Left Scale)

3

2.5

2

1.5

1

TA − Free-Air Temperature − °C

Figure 13

同様の部品番号 - TL1451AQPWRG4Q1

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Texas Instruments	TL1451AQD	425Kb / 29P	[Old version datasheet] DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
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同様の説明 - TL1451AQPWRG4Q1

メーカー	部品番号	データシート	部品情報
Unisonic Technologies	TL1451	254Kb / 14P	DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
Texas Instruments	TL1451A	425Kb / 29P	[Old version datasheet] DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
Texas Instruments	TL1451A-EP	574Kb / 26P	[Old version datasheet] DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
Unisonic Technologies	TL1451	404Kb / 14P	DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
Texas Instruments	TL1451AC	494Kb / 21P	[Old version datasheet] DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
Unisonic Technologies	UTCTL1451	127Kb / 5P	DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
Texas Instruments	TL1451A	1Mb / 36P	[Old version datasheet] DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
Texas Instruments	TL1451A-Q1	893Kb / 26P	[Old version datasheet] DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
Unisonic Technologies	TL1451	305Kb / 14P	DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
Texas Instruments	TL1451A-EP	673Kb / 25P	[Old version datasheet] DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS