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| 型号： | TPS40061PWPG4 |
| 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, HTSOOP-16 |
| 文件页数： | 28/33页 |
| 文件大小： | 750K |
| 代理商： | TPS40061PWPG4 |
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www.ti.com
SLUS543E – DECEMBER 2002 – REVISED JUNE 2006
ELECTRICAL CHARACTERISTICS (continued)
T
A = –40°C to 85°C, VIN = 24 Vdc, RT = 165 k, IKFF = 113 A, fSW = 300 kHz, all parameters at zero power dissipation
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
CURRENT LIMIT
TA = 25°C
8.8
10.0
11.4
ISINK
Current limit sink current
0
°C ≤ T
A≤ 85°C
8.3
11.9
A
-40
°C ≤ T
A≤ 0°C
7.5
11.5
VILIM = 23.7 V, VSW = (VILIM– 0.5 V)
330
500
tDELAY Propagation delay to output
VILIM = 23.7 V, VSW = (VILIM– 2 V)
275
375
ns
tON
Switch leading-edge blanking pulse time(3)
100
tOFF
Off time during a fault
7
cycles
VOS
Overcurrent comparator offset voltage
-200
-60
50
mV
OUTPUT DRIVER
tHFALL
High-side driver fall time(3)
CHDRV = 2200 pF, (VIN– VBPN10)
48
96
tHRISE
High-side driver rise time(3)
CHDRV = 2200 pF, (VIN– VBPN10)
36
72
ns
tLFALL
Low-side driver fall time(3)
CLDRV = 2200 pF, BP10
24
48
tLRISE
Low-side driver rise time(3)
CLDRV = 2200 pF, BP10
48
96
VOH
High-level ouput voltage, HDRV
IHDRV = 0.1 A , (VIN– VHDRV)
1.0
1.4
VOL
Low-level ouput voltage, HDRV
IHDRV = 0.1 A , (VHDRV– VBPN10)
0.75
V
VOH
High-level ouput voltage, LDRV
ILDRV = 0.1 A, (VBP10– VLDRV)
1.0
1.5
VOL
Low-level ouput voltage, LDRV
ILDRV = 0.1 A
0.5
Minimum controllable pulse width
100
150
ns
BPN10 REGULATOR
VBPN1
Output voltage
Outputs off
–7.5
–8.5
–9.5
V
0
RECTIFIER ZERO CURRENT COMPARATOR (TPS40060 ONLY)
VSW
Switch voltage
LDRV output OFF
–6
0
6
mV
SW NODE
ILEAK
Leakage current(3)
1
A
THERMAL SHUTDOWN
Shutdown temperature(3)
165
TSD
°C
Hysteresis(3)
25
UNDERVOLTAGE LOCKOUT
VUVLO Undervoltage lockout threshold voltage, BP10
RKFF = 10 k
6.25
6.5
7.5
Undervoltage lockout hysteresis
0.4
V
VKFF
KFF programmable threshold voltage
RKFF = 82.5 k
9
10
11
(3)
Ensured by design. Not production tested.
4
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