參數(shù)資料
型號(hào): TL500
廠商: Texas Instruments, Inc.
英文描述: PULSE-WIDTH-MODULATION CONTROL CIRCUITS
中文描述: 脈寬調(diào)制控制電路
文件頁數(shù): 9/23頁
文件大?。?/td> 348K
代理商: TL500
TL5001, TL5001A
PULSE-WIDTH-MODULATION CONTROL CIRCUITS
SLVS084E – APRIL 1994 – REVISED OCTOBER 1999
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range, V
CC
= 6 V,
f
osc
= 100 kHz (unless otherwise noted)
reference
PARAMETER
TEST CONDITIONS
TL5001Q,
TL5001M
TYP
1.00
TL5001AQ,
TL5001AM
TYP
0.97
UNIT
MIN
0.95
MAX
1.05
MIN
MAX
1.03
Output voltage
TA = MIN, 25
°
C
TA = MAX
TA = MIN to MAX
COMP connected to FB
1.00
V
0.93
0.98
1.07
0.94
0.98
1.06
Input regulation
VCC = 3.6 V to 40 V
2
12.5
2
12.5
mV
Output voltage change with
temperature
All typical values are at TA = 25
°
C.
*Not production tested.
TA = MIN to MAX
*–6
2
*6
*–6
2
*6
%
undervoltage lockout
PARAMETER
TEST CONDITIONS
TL5001Q,
TL5001M
TYP
3.00
TL5001AQ,
TL5001AM
TYP
3.00
UNIT
MIN
MAX
MIN
MAX
Upper threshold voltage
TA = MIN, 25
°
C
TA = MAX
TA = MIN, 25
°
C
TA = MAX
TA = MIN to MAX
TA = MIN, 25
°
C
TA = MAX
V
2.55
2.55
Lower threshold voltage
2.8
2.8
V
2.0
2.0
Hysteresis
100
200
100
200
mV
Reset threshold voltage
2.10
0.35
2.55
0.63
2.10
0.35
2.55
0.63
V
All typical values are at TA = 25
°
C.
short-circuit protection
PARAMETER
TEST CONDITIONS
TL5001Q,
TL5001M
TYP
1.00
TL5001AQ,
TL5001AM
TYP
0.97
UNIT
MIN
0.95
MAX
1.05
MIN
MAX
1.03
SCP threshold voltage
TA = MIN, 25
°
C
TA = MAX
TA = MIN to MAX
TA = MIN to MAX
TA = MIN to MAX
TA = MIN to MAX
1.00
V
0.93
0.98
1.07
0.94
0.98
1.06
SCP voltage, latched
No pullup
140
185
230
140
185
230
mV
SCP voltage, UVLO standby
No pullup
60
120
60
120
mV
k
V
Equivalent timing resistance
185
185
SCP comparator 1 threshold voltage
All typical values are at TA = 25
°
C.
1.5
1.5
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