參數(shù)資料
型號: T2117-TAS
廠商: ATMEL CORP
元件分類: 模擬信號調(diào)理
英文描述: Zero-Voltage Switch with Adjustable Ramp
中文描述: SPECIALTY ANALOG CIRCUIT, PDSO8
封裝: SO-8
文件頁數(shù): 4/11頁
文件大小: 80K
代理商: T2117-TAS
T2117
Rev. A2, 17-Dec-01
4 (11)
Absolute Maximum Ratings
Parameter
Symbol
Value
Unit
Supply current
Pin 5
–I
S
30
mA
Sync. current
Pin 8
I
Sync.
5
mA
Output current ramp generator
Pin 1
I
O
–V
I
–V
I
±
V
I
3
mA
Input voltages
Pin 1, 3, 4, 6
Pin 2
Pin 8
V
S
2 to V
S
7.3
V
V
V
Power dissipation
T
amb
= 45
T
amb
= 100
°
C
b
°
C
P
tot
P
tot
T
j
400
125
125
mW
mW
°
C
°
C
°
C
Junction temperature
Operating ambient temperature range
T
amb
0 to 100
Storage temperature range
T
stg
–40 to + 125
Thermal Resistance
Parameter
Symbol
Value
Unit
Junction ambient
SO8
R
thJA
200
K/W
Junction ambient
DIP8
R
thJA
110
K/W
Electrical Characteristics
–V
S
= 8.8 V, T
amb
= 25
°
C, reference point Pin 7, unless otherwise specified
Parameter
Test Conditions / Pins
Symbol
Min.
Typ.
Max.
Unit
Supply-voltage limitation
–I
S
= 1 mA
–I
S
= 10 mA
Pin 5
Pin 5
–V
S
–V
S
–I
S
±
V
I
±
I
sync
±
I
sync
9.0
9.1
9.5
9.6
10.0
10.1
V
V
Supply current
Pin 5
500
A
Voltage limitation
I
8
=
±
1 mA
Pin 8
7.7
8.2
8.7
V
Synchronization current
Pin 8
0.12
mA
Zero detector
Pin 8
35
A
Output pulse width
V
M
= 230 V
R
sync
= 220 k
R
sync
= 470 k
V
6
= 0 V
,
Pin 6
Pin 6
Pin 6
t
P
t
P
–I
O
260
460
s
s
Output pulse current
100
mA
Comparator
Input offset voltage
Pin 3,4
±
V
I0
15
mV
Input bias current
Pin 4
I
IB
1
A
Common-mode input
voltage
Pin 3,4
–V
IC
1
(V
S
–1)
V
Threshold internal
reference
V
3
= 0 V
Pin 4
–V
Ref
1.4
V
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