參數(shù)資料
型號： TPS5625PWPRG4
廠商： TEXAS INSTRUMENTS INC
元件分類： 穩(wěn)壓器
英文描述： 2 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO28
封裝： GREEN, PLASTIC, HTSSOP-28
文件頁數(shù)： 4/28頁
文件大?。?/td> 568K
代理商： TPS5625PWPRG4
TPS5615, TPS5618, TPS5625, TPS5633
SYNCHRONOUS-BUCK HYSTERETIC REGULATOR CONTROLLER
SLVS177B SEPTEMBER 1998 REVISED JULY 2000
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
μs
PWRGD comparator
See Note 2
1
μs
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
μs
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
μs
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.
相關PDF資料
PDF描述
TPS5615PWP 2 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO28
TPS5618PWPR 2 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO28
TPS5618PWPG4 2 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO28
TPS5633PWPR 2 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO28
TPS56300PWPR 2 A DUAL SWITCHING CONTROLLER, 400 kHz SWITCHING FREQ-MAX, PDSO28
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