参数资料
型号: TPS23756PWP
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 1.1 A SWITCHING CONTROLLER, 278 kHz SWITCHING FREQ-MAX, PDSO20
封装: GREEN, PLASTIC, HTSSOP-20
文件页数: 5/41页
文件大小: 1405K
代理商: TPS23756PWP
TJ -Junction Temperature- °C
0
500
1000
1500
2000
2500
3000
40
20
0
20
40
60
80
100
120
I V
C
Sinking
m
A
G005
VVC =12V
GATEandGAT2Open
937kHz
484kHz
100kHz
50kHz
VCTL =0V
245kHz
VC ControllerBiasVoltage V
0
500
1000
1500
2000
2500
3000
3500
9
10
11
12
13
14
15
16
17
18
I C
ControllerBiasCurrent
m
A
G006
TJ =25°C
GATEandGAT2Open
484kHz
50kHz
VCTL =0V
937kHz
245kHz
100kHz
40
20
0
20
40
60
80
100
120
TJ -Junction Temperature- °C
0
100
200
300
400
500
600
SwitchingFrequency
kHz
G007
SwitchingFrequency
kHz
900
800
700
600
1000
1100
1200
RFRS =69.8k (245kHz)
RFRS =173k (100kHz)
RFRS =347k (50kHz)
RFRS =34.6k (484kHz)
RFRS =17.35k (937kHz)
6
8
10
12
14
18
V ControllerBiasVoltage V
C
0
1500
V
BiasCurrent
A
C
m
16
500
4000
1000
2000
2500
3000
3500
GATE,GAT2open
T =25 C
J
o
960kHz
480kHz
250kHz
100kHz
50kHz
V
=0V
CTL
TPS23754
TPS23754-1
TPS23756
www.ti.com
SLVS885D – OCTOBER 2008 – REVISED DECEMBER 2009
TYPICAL CHARACTERISTICS (continued)
CONTROLLER BIAS CURRENT
'754 CONTROLLER BIAS CURRENT
vs
TEMPERATURE
VOLTAGE
Figure 9.
Figure 10.
'756 CONTROLLER BIAS CURRENT
SWITCHING FREQUENCY
vs
VOLTAGE
TEMPERATURE
Figure 11.
Figure 12.
Copyright 2008–2009, Texas Instruments Incorporated
13
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