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参数资料
| 型号： | TPS2412PWG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 模拟信号调理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PDSO8 |
| 封装： | GREEN, PLASTIC, TSSOP-8 |
| 文件页数： | 19/25页 |
| 文件大小： | 1052K |
| 代理商： | TPS2412PWG4 |
RECOMMENDED OPERATING CONDITIONS
ELECTRICAL CHARACTERISTICS
(1) (2) (3) (4) (5) (6)
www.ti.com.......................................................................................................................................... SLVS728B – JANUARY 2007 – REVISED SEPTEMBER 2008
voltages are referenced to GND (unless otherwise noted)
MIN
NOM
MAX
UNIT
VDD = V)
(1)
3
16.5
A, C
Input voltage range TPS2412
V
3
≤ VDD ≤ 16.5 V
0.8
16.5
A to C
Operational voltage
5
V
R(RSET)
Resistance range(2)
1.5
∞
k
C(BYP)
Capacitance Range(2) (3)
800
2200
10k
pF
TJ
Operating junction temperature
–40
125
°C
TA
Operating free-air temperature
–40
85
°C
(1)
VDD must exceed 3 V to meet gate drive specification
(2)
Voltage should not be applied to these pins.
(3)
Capacitors should be X7R, 20% or better
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V(A), V(C), VDD
VDD rising
2.25
2.5
VDD UVLO
V
Hysteresis
0.25
| I(A) |, Gate in active region
0.66
1
A current
mA
| I(A) |, Gate saturated high
0.1
C current
| I(C) |, V(AC) ≤ 0.1 V
10
A
Worst case, gate in active region
4.25
6
VDD current
mA
Gate saturated high
1.2
TURN ON
TPS2412 forward turn-on and regulation
7
10
13
mV
voltage
TPS2412 forward turn-on / turn-off difference
R(RSET) = open
7
mV
TPS2413 forward turn-on voltage
7
10
13
mV
TURN OFF
Gate sinks > 10 mA at V(GATE-A) = 2 V
1
3
5
V(A-C) falling, R(RSET) = open
Fast turn-off threshold voltage
mV
V(A-C) falling, R(RSET) = 28.7 k
-17
-13.25
-10
V(A-C) falling, R(RSET) = 3.24 k
-170
-142
-114
V(A) = 12 V, V(A-C): 20 mV → –20 mV,
Turn-off delay
70
ns
V(GATE-A) begins to decrease
V(A) = 12 V, C(GATE-GND) = 0.01 F, V(A-C):
Turn-off time
20 mV
→ –20 mV, measure the period to
130
ns
V(GATE) = V(A)
GATE
VDD = 3 V, V(A-C) = 20 mV
6
7
8
Gate positive drive voltage, V(GATE-A)
V
5 V
≤ VDD ≤ 18 V, V(A-C) = 20 mV
9
10.2
11.5
Gate source current
V(A-C) = 50 mV, V(GATE-A) = 4 V
250
290
350
A
Soft turn-off sink current (TPS2412)
V(A-C) = 4 mV, V(GATE-A) = 2 V
2
5
mA
(1)
[3 V
≤ V(A) ≤ 18 V and V(C) = VDD] or [0.8 V ≤ V(A) ≤ 3 V and 3 V ≤ VDD ≤ 18 V]
(2)
C(BYP) = 2200 pF, R(RSET) = open
(3)
–40°C
≤ TJ ≤ 125°C
(4)
Positive currents are into pins
(5)
Typical values are at 25°C
(6)
All voltages are with respect to GND.
Copyright 2007–2008, Texas Instruments Incorporated
3
Product Folder Link(s): TPS2412 TPS2413
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