參數(shù)資料
型號(hào): V62/04645-02XE
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 1.5 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO30
封裝: GREEN, TSSOP-30
文件頁(yè)數(shù): 7/23頁(yè)
文件大?。?/td> 477K
代理商: V62/04645-02XE
TPS5120EP
DUAL OUTPUT, TWOPHASE SYNCHRONOUS BUCK DC/DC CONTROLLER
SGLS224A JANUARY 2004 REVISED APRIL 2006
15
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 15
VREF5 OUTPUT VOLTAGE
vs
OUTPUT CURRENT
4.50
4.60
4.70
4.80
4.90
5.00
5.10
5.20
60
50
40
30
20
10
0
IO Output Current mA
TJ = 40 °C
TJ = 20 °C
TJ = 25 °C
TJ = 85 °C
TJ = 125 °C
V
O
VREF5
Output
V
o
ltage
V
Figure 16
VREF5 SHORT-CIRCUIT OUTPUT CURRENT
vs
JUNCTION TEMPERATURE
120
100
80
60
40
20
0
50
0
50
100
150
I OS
VREF5
ShortCircuit
Output
Current
mA
VCC = 4.5 V
VCC = 7 V
VCC = 28 V
TJ Junction Temperature °C
Figure 17
UVLO THRESHOLD VOLTAGE
vs
JUNCTION TEMPERATURE
3.50
3.60
3.70
3.80
3.90
4.00
50
0
50
100
150
V
(T
O)
UVLO
Threshold
V
o
ltage
V
V(TO_H)
V(TO_L)
TJ Junction Temperature °C
Figure 18
UVLO HYSTERESIS VOLTAGE
vs
JUNCTION TEMPERATURE
0
20
40
60
80
100
120
140
50
0
50
100
150
V
hys
UVLO
Hysteresis
V
oltage
mV
TJ Junction Temperature °C
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