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参数资料
型号： TPS65167ARHARG4
厂商： TEXAS INSTRUMENTS INC
元件分类： 稳压器
英文描述： 4.9 A SWITCHING REGULATOR, 900 kHz SWITCHING FREQ-MAX, PQCC40
封装： 6 X 6 MM, GREEN, PLASTIC, MO-220VJJD-2, QFN-40
文件页数： 34/41页
文件大小： 1270K
代理商： TPS65167ARHARG4
www.ti.com
TPS65167
TPS65167A
SLVS760C – APRIL 2007 – REVISED MARCH 2008
ELECTRICAL CHARACTERISTICS (continued)
AVIN=VINB=SUPN=12V, EN=REGOUT, Vs = 15V, Vlogic = 3.3V , Vaux = 1.8V, TA = –40°C to 85°C, typical values are at
TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
STEP-DOWN CONVERTER (Vlogic)
Output voltage range
1.5
5
V
VO
3.3V fixed output voltage accuracy
FBB = GND
–2%
3.3
2%
V
VFB
Feedback regulation voltage
FBB connected to resistor divider,
–2%
1.213
2%
V
IFB
Feedback input bias current
10
100
nA
RDS(on)
N-MOSFET on-resistance (Q1)
I(SW) = 500 mA
200
330
m
ILIM
N-MOSFET switch current limit (Q1)
2.8
3.5
4.2
A
Ilkg
Switch leakage current
V(SW) = 0 V
1
10
A
Line regulation
6 V
≤ Vin ≤ 14 V, IO = 1.8 mA
0.006
%/V
Load regulation
1.8 mA
≤ IO ≤ 2.5 A
0.06
%/A
STEP-DOWN CONVERTER FEEDBACK SELECT THRESHOLD FBB
VFB
Feedback select threshold
Adjustable version select
0.25
V
NEGATIVE CHARGE PUMP VGL
VI
Input supply range
6
14
V
VO
Output voltage range
–2
V
VFB
Feedback regulation voltage
–36
0
36
mV
IFB
Feedback input bias current
10
100
nA
RDS(on)
Q4 P-Channel switch RDS(on)
IO = 20 mA
4.4
8
I(DRVN) = 50 mA, V(FBN) = V(FBNnominal) –5%
120
Current source voltage drop(1)
mV
I(DRVN) = 100 mA, V(FBN) = V(FBNnominal) –5%
235
Line regulation
9.5 V
≤ Vin ≤ 14 V, IO = 1 mA
0.098
%/V
Load regulation
1 mA
≤ IO ≤ 100 mA, VGL = –5 V
0.055
%/mA
POSITIVE CHARGE PUMP (POUT)
VO
Output voltage range
30
V
VFB
Feedback regulation voltage
CTRL = GND, VGH = open
1.187
1.214
1.238
V
IFB
Feedback input bias current
10
100
nA
Doubler Mode (x2); I(POUT) = 20 mA
98
Doubler Mode (x2); I(POUT) = 50 mA
63
Effective output resistance
Tripler Mode (x3); I(POUT) = 20 mA
143
Tripler Mode (x3); I(POUT) = 50 mA
91
Load regulation
1 mA
≤ Iout ≤ 51 mA, VGH = 23.9 V
0.0022
%/mA
HIGH VOLTAGE SWITCH VGH
POUT to VGH RDS(on)
CTRL = high, POUT = 27 V, I = 20 mA
10
18
RDS(on)
DRN to VGH RDS(on)
CTRL = low, V(DRN) = 5 V, I = 20 mA
40
60
I(DRN)
DRN input current
CTRL = low, V(DRN) = 10 V
10
A
CTRL = high to low, POUT = 27 V, V(DRN) = GND
120
tdly
CTRL to VGH propagation delay
ns
CTRL= low to high, POUT = 27 V, V(DRN) = GND
140
R(VGH)
VGH pull down resistance
EN = low, I = 20 mA
1
k
LINEAR REGULATOR CONTROLLER Vaux
VEB
Emitter voltage range
2.3
15
V
VFB
Feedback regulation voltage
–2%
1.213
2%
V(BASE) = 3.3 V-1V, VFBLDO = 1.15 V
25
I(BASE)
Base sink current
mA
V(BASE) = 2.5 V-1V, VFBLDO = 1.15 V
15
Power supply rejection ratio
LDO input
65
dB
6V
≤ Vin ≤ 14 V, I(load) = 1 mA,
Line regulation
0.007
%/V
Vaux = 1.6 V
1 mA
≤ IO ≤ 500 mA, VI = 3.3 V,
Load regulation
0.48
%/A
Vaux = 1.6 V
HIGH VOLTAGE STRESS TEST (HVS), RHVS
(1)
The maximum charge pump output current is half the drive current of the internal current source or sink
4
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Copyright 2007–2008, Texas Instruments Incorporated
Product Folder Link(s): TPS65167 TPS65167A
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