參數(shù)資料
型號: TL1451AQPWRG4Q1
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 0.021 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16
封裝: GREEN, PLASTIC, TSSOP-16
文件頁數(shù): 23/23頁
文件大?。?/td> 379K
代理商: TL1451AQPWRG4Q1
TL1451A-Q1
DUAL PULSEWIDTHMODULATION CONTROL CIRCUITS
SGLS304A JUNE 2005 REVISED JUNE 2008
9
www.ti.com
TYPICAL CHARACTERISTICS
0
10
20
30
25
0
25
50
10
20
REFERENCE OUTPUT VOLTAGE VARIATION
vs
FREE-AIR TEMPERATURE
30
75
100
VCC = 3.6 V
II(ref) = 1 mA
TA Free-Air Temperature °C
0
10
20
30
25
0
25
50
10
20
REFERENCE OUTPUT VOLTAGE VARIATION
vs
FREE-AIR TEMPERATURE
30
75
100
VCC = 40 V
II(ref) = 1 mA
TA Free-Air Temperature °C
avref
Reference
Output
V
oltage
V
ariation
mV
V
O(ref)
avref
Reference
Output
V
oltage
V
ariation
mV
V
O(ref)
Figure 7
Figure 8
1.5
1
0.5
0
5
10
15
20
25
2
2.5
REFERENCE OUTPUT VOLTAGE
vs
SUPPLY VOLTAGE
3
30
35
40
TA = 25°C
VCC Supply Voltage V
0.8
0.7
0.6
25
0
25
50
Dropout
V
oltage
V
ariation
V
0.9
1
DROPOUT VOLTAGE VARIATION
vs
FREE-TEMPERATURE
1.1
75
100
TA Free-Air Temperature °C
II(ref) = 1 mA
V
ref
Reference
Output
V
oltage
V
V
O(ref)
Figure 9
Figure 10
相關(guān)PDF資料
PDF描述
TL1451AY 0.021 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, UUC16
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