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参数资料
| 型号： | TPS5633CPWPR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING CONTROLLER, PDSO28 |
| 封装： | PLASTIC, TSSOP-28 |
| 文件页数： | 4/25页 |
| 文件大小： | 387K |
| 代理商： | TPS5633CPWPR |
TPS5615, TPS5618, TPS5625, TPS5633
SYNCHRONOUS-BUCK HYSTERETIC REGULATOR CONTROLLER
SLVS177A – SEPTEMBER 1998 – REVISED NOVEMBER 1998
12
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating virtual junction temperature range,
VCC = 12 V, IDRV = 0 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VSENSE to HIGHDR or
LOWDR (excluding deadtime)
Overdrive = 10 mV (see Note 2)
150
250
ns
Pti
d l
OCP comparator
See Note 2
1
Propagation delay
OVP comparator
See Note 2
1
s
PWRGD comparator
See Note 2
1
SLOWST comparator
Overdrive = 10 mV (see Note 2)
560
900
ns
Rise time
HIGHDR output
CL = 9 nF,
VBOOTLO = 0 V,
VBOOT = 6.5 V,
TJ = 125°C
60
ns
Rise time
LOWDR output
CL = 9 nF,
TJ = 125°C
VDRV = 6.5 V,
60
ns
Fall time
HIGHDR output
CL = 9 nF,
VBOOTLO = 0 V,
VBOOT = 6.5 V,
TJ = 125°C
60
ns
Fall time
LOWDR output
CL = 9 nF,
TJ = 125°C
VDRV = 6.5 V,
60
ns
Deglitch time (includes
comparator propagation
OCP
See Note 2
2
5
s
comparator propagation
delay)
OVP
See Note 2
2
5
s
VHISENSE = 12 V,
VIOUTLO pulsed from 12 V to 11.9 V,
100 ns rise/fall times, See Note 2
2
Response time
High-side VDS sensing
VHISENSE = 4.5 V,
VIOUTLO pulsed from 4.5 V to 4.4 V,
100 ns rise/fall times, See Note 2
3
s
VHISENSE = 3 V,
VIOUTLO pulsed from 3 V to 2.9 V,
100 ns rise/fall times, See Note 2
3
Short-circuit protection rising-
edge delay
SCP
LOSENSE = 0 V,
(see Note 2)
300
500
ns
Turn-on/turn-off delay
VDS sensing sample/hold
switch
3 V
≤ VHISENSE ≤ 11 V,
VLOSENSE = VHISENSE
(see Note 2)
30
100
ns
Crossover delay time
LOWDR to HIGHDRV, and
LOHIB to LOWDR
See Note 2
30
100
ns
Prefilter pole frequency
Hysteretic comparator
See Note 2
5
MHz
Propagation delay
LODRV
See Note 2
400
ns
NOTE 2: Ensured by design, not tested.
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