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參數(shù)資料
| 型號： | TL5001MFK |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CQCC20 |
| 封裝： | CERAMIC, LCC-20 |
| 文件頁數(shù)： | 29/31頁 |
| 文件大?。?/td> | 745K |
| 代理商： | TL5001MFK |
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TL5001, TL5001A
PULSE-WIDTH-MODULATION CONTROL CIRCUITS
SLVS084F – APRIL 1994 – REVISED JANUARY 2002
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range, VCC = 6 V,
fosc = 100 kHz (unless otherwise noted)
reference
PARAMETER
TEST CONDITIONS
TL5001C, TL5001I
TL5001AC, TL5001AI
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
Output voltage
COMP connected to FB
0.95
1
1.05
0.97
1
1.03
V
Input regulation
VCC = 3.6 V to 40 V
2
12.5
2
12.5
mV
TA = – 20°C to 25°C (C suffix)
– 10
– 1
10
– 10
– 1
10
Output voltage change with temperature
TA = – 40°C to 25°C (I suffix)
– 10
– 1
10
– 10
– 1
10
mV/V
TA = 25°C to 85°C
– 10
– 2
10
– 10
– 2
10
All typical values are at TA = 25°C.
undervoltage lockout
PARAMETER
TEST CONDITIONS
TL5001C, TL5001I
TL5001AC, TL5001AI
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
Upper threshold voltage
TA = 25°C
3
V
Lower threshold voltage
TA = 25°C
2.8
V
Hysteresis
TA = 25°C
100
200
100
200
mV
Reset threshold voltage
TA = 25°C
2.1
2.55
2.1
2.55
V
All typical values are at TA = 25°C.
short-circuit protection
PARAMETER
TEST CONDITIONS
TL5001C, TL5001I
TL5001AC, TL5001AI
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
SCP threshold voltage
TA = 25°C
0.95
1.00
1.05
0.97
1.00
1.03
V
SCP voltage, latched
No pullup
140
185
230
140
185
230
mV
SCP voltage, UVLO standby
No pullup
60
120
60
120
mV
Input source current
TA = 25°C
–10
–15
–20
–10
–15
–20
A
SCP comparator 1 threshold voltage
1.5
V
All typical values are at TA = 25°C.
oscillator
PARAMETER
TEST CONDITIONS
TL5001C, TL5001I
TL5001AC, TL5001AI
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
Frequency
Rt = 100 k
100
kHz
Standard deviation of frequency
15
kHz
Frequency change with voltage
VCC = 3.6 V to 40 V
1
kHz
TA = – 40°C to 25°C
– 4
– 0.4
4
– 4
– 0.4
4
kHz
Frequency change with temperature
TA = – 20°C to 25°C
– 4
– 0.4
4
– 4
– 0.4
4
kHz
TA = 25°C to 85°C
– 4
– 0.2
4
– 4
– 0.2
4
kHz
Voltage at RT
1
V
All typical values are at TA = 25°C.
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