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參數(shù)資料
| 型號： | TC33163EOETR |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 3.4 A SWITCHING REGULATOR, 55 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | WIDE, SOIC-16 |
| 文件頁數(shù)： | 4/17頁 |
| 文件大?。?/td> | 225K |
| 代理商： | TC33163EOETR |
TC33163
12
TC33163-1 5/16/00
Power Switching Regulators
Figure 13. Feedback Comparator 1 Input Bias
Current Versus Temperature
2.8
2.4
2.0
1.6
1.2
I SOURCE
(DRV)
,BOOTSTRAP
INPUT
CURRENT
SOURCE
(mA)
Pin 16 = VCC + 5.0V
V
Z
,BOOTSTRAP
INPUT
ZENER
CLAMP
VOLTAGE
(V)
Figure 14. Feedback Comparator 2 Threshold
Voltage Versus Temperature
7.6
7.4
7.2
7.0
6.8
IZ = 25mA
V
CE
(SAT)
,SOURCE
SATURATION
(V)
Figure 15. Bootstrap Input Current
Source Versus Temperature
IE, EMITTER CURRENT (A)
0
–0.4
–0.8
–1.2
–1.6
–2.0
Figure 16. Bootstrap Input Zener Clamp
Voltage Versus Temperature
1.2
1.0
0.8
0.6
0.4
0.2
0
GND
I IB
,INPUT
BIAS
CURRENT
(A)
–55
TA, AMBIENT TEMPERATURE (°C)
140
120
100
80
60
–25
0
25
50
75
100
125
V
TH(FB2)
,COMPARATOR
2
THRESHOLD
VOLTAGE
(mV)
1300
1280
1260
1240
1220
1200
VCC = 15V
VFB1 = 5.05V
0
0.8
2.4
3.2
1.6
Bootstrapped, Pin 16 = VCC + 5.0V
Non-Bootstrapped, Pin 16 = VCC
VCC
0
0.8
2.4
3.2
1.6
Figure 17. Output Switch Source Saturation
Versus Emitter Current
Figure 18. Output Switch Sink Saturation
Versus Collector Current
Darlington, Pins 9, 10, 11 Connected
Saturated Switch,
RPin9 = 110 to VCC
Darlington Configuration
Emitter Sourcing Current to GND
Pins 7, 8, 10, 11 = VCC
Pins 4, 5, 12, 13 = GND
TA = 25°C, (Note 2)
TA, AMBIENT TEMPERATURE (°C)
VCC = 15V
–55
–25
0
25
50
75
100
125
–55
–25
0
25
50
75
100
125
–55
–25
0
25
50
75
100
125
V
CE
(SAT)
,SINK
SATURATION
(V)
IC, COLLECTOR CURRENT (A)
Grounded Emitter Configuration
Collector Sinking Current From VCC
Pins 7, 8 = VCC = 15V
Pins 4, 5, 12, 13, 14, 15 = GND
TA = 25°C, (Note 2)
VCC = 15V
VTH Max = 1275mV
VTH Typ = 1250mV
VTH Min = 1225mV
TYPICAL CHARACTERISTICS
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