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參數(shù)資料
| 型號(hào)： | TB62757FUG |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING REGULATOR, 1430 kHz SWITCHING FREQ-MAX, PDSO6 |
| 封裝： | 0.95 MM, PITCH, LEAD FREE, PLASTIC, SSOP-6 |
| 文件頁數(shù)： | 4/20頁 |
| 文件大?。?/td> | 516K |
| 代理商： | TB62757FUG |
TB62757FUG
2006-02-206
12
Absolute Maximum Ratings (Ta = 25°C if without notice)
Characteristics
Symbol
Rating
Unit
Power supply voltage
VIN
0.3 to +6.0
V
Input voltage
VSHDN
0.3 to + VIN + 0.3 (Note 1)
V
Switching terminal voltage
Vo (SW)
0.3 to 24
V
0.41 (Device)
Power dissipation
PD
0.47 (on PCB)
(Note 2)
W
300 (Device)
Thermal resistance
Rth (j-a)
260 (on PCB)
°C/W
Operation temperature range
Topr
40 to +85
°C
Storage temperature range
Tstg
55 to +150
°C
Maximum junction temperature
Tj
150
°C
Note 1: However, do not exceed 6 V.
Note 2: Power dissipation must be calculated with subtraction of 3.8 mW/°C from Maximum Rating with every 1°C if
Topr is upper 25°C. (on PCB)
Recommended Operating Condition (Ta = 40°C to 85°C if without notice)
Characteristics
Symbol
Test Condition
Min
Typ.
Max
Unit
Power supply voltage
VIN
2.8
5.5
V
SHDN terminal input pulse width
tpw
“H”, “L” duty width
33
s
LED current (average value)
Io1
VIN = 3.6 V, RSENS = 16
4 white LEDs, Ta
= 25°C
20
mA
Electrical Characteristics (Ta = 25°C, VIN = 2.8 to 5.5 V, if without notice)
Characteristics
Symbol
Test Condition
Min
Typ.
Max
Unit
Input voltage range
VIN
2.8
5.5
V
Operating consumption current
IIN (On)
VIN = 3.6 V, RSENS = 16
0.9
1.5
mA
Quiescent consumption current
IIN (Off)
VIN = 3.6 V, VSHDN = 0 V
0.5
1.0
A
SHDN terminal “H” level input
voltage
V
H
SHDN
1.3
VIN
V
SHDN terminal “L” level input
voltage
V
L
SHDN
0
0.4
V
SHDN terminal current
ISHDN
VIN = 3.6 V, VSHDN = 3.6 V or 0 V
10
0
10
A
Integrated MOS-Tr switching
frequency
fOSC
VIN = 3.6 V, VSHDN = 3.6 V
0.77
1.1
1.43
MHz
Sw terminal protection voltage
Vo (SW)
25
V
Switching terminal current
Ioz (SW)
400
mA
Switching terminal leakage current
Ioz (SW)
0.5
1
A
FB terminal feedback voltage (VFB)
VFB
VIN = 3.6 V, RSENS = 16 , L = 6.8 H
308
325
342
mV
FB terminal line regulation
VFB
VIN = 3.6 V center
VIN = 3.0 to 5.0 V
5
5
%
OVD terminal voltage
VOVD
19
22
23.5
V
OVD terminal leakage current
IOVDZ
VOVD = 16 V
0.5
1
A
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