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): 9/23頁
文件大小: 379K
代理商: TL1451AQPWRG4Q1
TL1451A-Q1
DUAL PULSEWIDTHMODULATION CONTROL CIRCUITS
SGLS304A JUNE 2005 REVISED JUNE 2008
17
www.ti.com
TYPICAL CHARACTERISTICS
60
40
20
0
05
10
Output
Sink
Current
mA
80
100
Collector Output Saturation Voltage V
OUTPUT SINK CURRENT
vs
COLLECTOR OUTPUT SATURATION VOLTAGE
120
15
20
110
90
70
50
30
10
TA = 20°C
TA = 25°C
VCC = 3.6 V
TA = 85°C
Figure 22
MAXIMUM OUTPUT VOLTAGE SWING
vs
FREE-AIR TEMPERATURE
VO(ref) 0.01
VO(ref) 0.02
VO(ref) 0.03
VO(ref) 0.04
VO(ref) 0.05
VO(ref) 0.06
VO(ref) 0.07
1
0.9
0.8
0.7
0.6
0.5
25
0
25
50
75
100
TA Free-Air Temperature °C
Maximum Output Voltage
Swing (Right Scale)
Maximum Output
Voltage Swing (Right Scale)
+
RL
100 k
Vvom 1
33 k
33 k
VCC = 3.6 V
RL = 100 k
VOM+1 = 1.25 V
VOM 1 = 1.15 V (Right Scale)
VOM 1 = 1.35 V (Left Scale)
Vref
TEST CIRCUIT
Maximum
Output
V
oltage
Swing
V
OM
Maximum
Output
V
oltage
Swing
V
OM
Figure 23
相關(guān)PDF資料
PDF描述
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