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参数资料
| 型号： | TC120503EHA |
| 元件分类： | 稳压器 |
| 英文描述： | 0.7 A SWITCHING REGULATOR, 345 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封装： | LOW PROFILE, SOP-8 |
| 文件页数： | 8/14页 |
| 文件大小： | 436K |
| 代理商： | TC120503EHA |
2002 Microchip Technology Inc.
DS21365B-page 3
TC120
Electrical Characteristics: Test circuitofFigure 3-1, TA =25°C, VIN =VR x 1.2, Note 1 unless otherwise noted.
Symbol
Parameter
Min
Typ
Max
Units
Test Conditions
VUVLO
Minimum Operating Voltage
0.9
—
1.8
V
VOUT =VR x0.9 (Note2),
SHDN =VIN
Measured with internal transistor
in OFF state and VIN falling
VIH
SHDN Input Logic High,
Threshold Voltage
0.65
—
V
VOUT =0V, (Note2)
VIL
SHDN Input Logic Low,
Threshold Voltage
——
0.20
V
VOUT =0V, (Note2)
tPRO
Short Circuit Protection
Response Time
35
8
msec
Time from VOUT =0V to
SHDN =VIL (Note 2)
tSS
Soft Start Time
6
10
16
msec
Note
1:
VR is the factory-programmed output voltage setting.
2:
No external components connected, except CSS.
3:
While operating in PWM Mode.
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