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参数资料
| 型号： | TPS5100IPWRG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封装： | GREEN, PLASTIC, TSSOP-16 |
| 文件页数： | 9/15页 |
| 文件大小： | 420K |
| 代理商： | TPS5100IPWRG4 |
TPS5100
TRIPLE-CHANNEL PWM CONTROL CIRCUITS
SLVS169 – JANUARY 2000
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range, VCC = 3.3 V
(unless otherwise noted) (see Note 1)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VREF
Reference voltage
IREF = –1 mA,
TA = 25°C
1.237
1.250
1.263
V
VREF(dev)
Reference voltage change with TA
IREF = –1 mA,
See Note 2
15
25
mV
REGIN
Input regulation
IREF = –1 mA,
VCC = 2.5 V to 7 V
2
5
mV
REGL
Output regulation
IREF = –0.1 mA to –1 mA
1
5
mV
IOS
Short-circuit output current
VREF = 0
–2
–10
–30
mA
NOTES:
1. Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25°C.
2. The deviation parameter VREF(dev) is defined as the difference between the maximum and minimum values obtained over the
recommended free-air temperature range (–20
°C to 85°C).
undervoltage lockout section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VTH
Upper threshold voltage
TA = 25°C
2.2
2.3
2.4
V
VTL
Lower threshold voltage
TA = 25°C
2
2.1
2.2
V
Vhys
Hysteresis (VTH – VTL)
TA = 25°C
0.1
0.2
0.3
V
NOTE 1: Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25°C.
protection control section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ISCP
Input terminal source current
–1.4
–2
–2.6
A
VT2
Input threshold voltage
CH-1, 3
1.10
1.15
1.20
V
VT3
Input threshold voltage
CH-2
0.20
0.25
0.30
V
VR
Latch reset threshold voltage
TA = 25°C
0.8
1.5
V
VT5
Threshold voltage
1.20
1.25
1.30
V
NOTE 1: Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25°C.
oscillator section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
fOSC
Frequency
CT = 130 pF,
RT = 7 k
400
500
600
kHz
fdV
Frequency change with VCC
VCC = 2.5 V,
CT = 130 pF,
TA = 25°C,
RT = 7 k
1%
2%
fdT
Frequency change with TA
CT = 130 pF,
RT = 7 k
5%
10%
ICT/RT
Output source current
–180
–200
–220
A
VOSCH H level output voltage
0.95
1
1.05
V
VOSCL
L level output voltage
0.35
0.40
0.45
V
NOTE 1: Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25°C.
dead time control section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
IBDT1/3
Input bias current
VDTC1/3 = 0.35 V to 1.05 V
200
nA
IBDT2
Input bias current
VDTC2 = 0.35 V to 1.05 V
±2
±20
nA
VT1
Comparator threshold voltage
0.2
0.25
0.3
V
VT0(DTC1/3)
Input threshold voltage (DTC1/3) (see Note 3)
Duty = 0%
fOSC = 500 kHz
0.3
0.4
0.5
V
VT100(DTC1/3)
Input threshold voltage (DTC1/3) (see Note 3)
Duty = 100%
fOSC = 500 kHz
0.9
1
1.1
V
VT0(DTC2)
Input threshold voltage (DTC2) (see NOte 3)
Duty = 0%
fOSC = 500 kHz
0.3
0.4
0.5
V
VT100(DTC2)
Input threshold voltage (DTC2) (see NOte 3)
Duty = 100%
fOSC = 500 kHz
0.9
1
1.1
V
NOTES:
1: Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25°C.
3. These specifications are not production tested. They are specified as ensured values on circuit design.
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