參數(shù)資料
型號: TPS5103DB
廠商: Texas Instruments, Inc.
英文描述: MULTIPLE MODE SYNCHRONOUS DC/DC CONTROLLER
中文描述: 多模同步DC / DC控制器
文件頁數(shù): 8/37頁
文件大小: 1052K
代理商: TPS5103DB
TPS5103
MULTIPLE MODE SYNCHRONOUS DC/DC CONTROLLER
SLVS240 – SEPTEMBER 1999
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range, V
CC
= 7 V
(unless otherwise noted) (continued)
5-V regulator
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VO
Regin
Output voltage
Line regulation
Load regulation
I = 10 mA
4.7
5.3
V
VCC = 5.5 V to 25 V,
I = 1 mA to 10 mA,
I = 10 mA
20
mV
Regl
VCC = 5.5 V
40
mV
IOS
Not a JEDEC symbol.
Short-circuit output current
Vref = 0 V
70
mA
5-V switch
PARAMETER
TEST CONDITIONS
MIN
4.2
TYP
MAX
4.9
UNIT
VIT(high)
VIT(low)
Vhsy
Not a JEDEC symbol.
Threshold voltage
V
4.1
4.8
Hysteresis)
50
150
250
mV
UVLO
PARAMETER
TEST CONDITIONS
MIN
3.6
TYP
MAX
4.2
UNIT
VIT(high)
VIT(low)
Vhys
Not a JEDEC symbol.
Threshold voltage
V
3.5
4.1
Hysteresis
10
150
mV
output
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
IO
IS
IO
IS
OUT_u sink curent
VO = 3 V
VO = 2 V
VO = 3 V
VO = 2 V
PWM mode,
0.5
1.2
A
OUT_u source current
–1
–1.7
A
OUT_d sink current
0.5
1.2
A
OUT_d source current
–1
–1.5
A
I
TRIP terminal current
VTRIP = 7 V
10
15
20
μ
A
SKIP mode,
VTRIP = 7 V
3
5
7
High side driver is GND referenced.
Input: INV = 0 – 3V
tr
Rise time
tr/tf = 10 ns,
CL = 2200 pF
CL = 3300 pF
High side driver is GND referenced.
Frequency = 200 kHz
ns
28
39
Input: INV = 0 – 3 V
tf
Fall time
tr/tf = 10 ns,
CL = 2200 pF
CL = 3300 pF
Frequency = 200 kHz
ns
30
38
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