参数资料
型号: TPS5103IDBG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 3 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO20
封装: GREEN, PLASTIC, SSOP-20
文件页数: 3/40页
文件大小: 1225K
代理商: TPS5103IDBG4
TPS5103
MULTIPLE MODE SYNCHRONOUS DC/DC CONTROLLER
SLVS240A – SEPTEMBER 1999 – REVISED MAY 2001
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 7
3
2
1
0
0.1
0.7
4
5
DRIVE OUTPUT VOLTAGE
vs
DRIVE SOURCE CURRENT
6
1
IS(OUT_source) – Drive Source Current – A
TJ = 25°C
Drive
Output
V
oltage
V
O(OUT_d)
Figure 8
3
2
1
0
0.1
0.7
3.5
4
4.5
1
2.5
1.5
0.5
DRIVE OUTPUT VOLTAGE
vs
DRIVE SOURCE CURRENT
IS(OUT_sink) – Drive Source Current – A
TJ = 25°C
Drive
Output
V
oltage
V
O(OUT_d)
Figure 9
VCC = 4.5 V,
VCC = 7 V,
VCC = 25 V
1.095
1.085
1.075
–40
–20
25
Oscillator
Output
V
oltage
V
1.105
1.115
OSCILLATOR OUTPUT VOLTAGE
vs
JUNCTION TEMPERATURE
1.125
85
125
TJ – Junction Temperature – °C
V
O(osch)
Figure 10
490
485
480
–40
–20
25
495
500
85
125
VCC = 4.5 V,
VCC = 7 V,
VCC = 25 V
OSCILLATOR OUTPUT VOLTAGE
vs
JUNCTION TEMPERATURE
TJ – Junction Temperature – °C
Oscillator
Output
V
oltage
V
O(osch)
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