參數(shù)資料
型號： U2352B
英文描述： PWM Power Control for DC Loads
中文描述： PWM功率控制直流負載
文件頁數(shù)： 5/8頁
文件大?。?/td> 110K
代理商： U2352B
U2352B
TELEFUNKEN Semiconductors
Rev. A1, 29-May-96
5 (8)
Electrical Characteristics
V
S
= 6 V, T
amb
= 25 C, reference point Pin 6, unless otherwise specified
Parameters
Test Conditions / Pins
I
S
= 5 mA
I
S
= 20 mA
V
S
= 6 V
Symbol
V
S
Min.
6.4
6.5
Typ.
6.8
6.9
2.7
Max.
7.2
7.3
3.5
Unit
V
Supply voltage limitation
Pin 8
Current consumption
Voltage monitoring
Switch-on threshold
Switch-off threshold
Oscillator
Pin 8
I
S
mA
Pin 8
Pin 8
V
SON
V
SOFF
5.2
4.7
5.6
5.1
6.0
5.5
V
f
OSC
[kHz]
55
C
OSC
[nF]
V
S
[V]
Pin 1
Upper threshold (0.6
Lower threshold (0.3
Charge current
Discharge current
Control voltage input
Input voltage range
Input current,
Offset voltage K
1
Window, current
measurement
Load current monitoring
Setpoint value input:
Input voltage range
Input current
Offset voltage K
2
Load current detection:
Voltage limitation
Voltage limitation
Discharge current at POR
Switch S
2
Residual voltage at closed
switch
V
S
)
V
S
)
V
Tu
V
Tl
–I
ch
I
dis
3.4
1.7
26
26
3.6
1.8
33
33
3.8
1.9
40
40
V
V
A
A
Pin 2
Pin 2
Pin 2–1
Pin 2–1
0 V
≤
V
2
≤
V
8
V
I
±
I
i
±
V
Offs
– V
2
0
260
300
V
8
500
15
340
V
nA
mV
mV
Pin 3
Pin 3
Pin 4–3
0 V
≤
V
3
≤
6 V
V
I
±
I
i
0
6
500
15
V
nA
mV
±
V
Offs
I
5
= 1 mA
I
5
= –1 mA
Pin 5
Pin 5
Pin 4
V
L
–V
L
I
dis
2.3
0.7
V
1
mA
Pin 5–4
V
4
= 0 V, I
5
= 50 A
V
4
= 0.1 V, I
5
= 50 A
V
4
= 0.3 V, I
5
= 50 A
V
4
= 0.3 V, I
5
= 100 A
Pin 7
I
7
= –2 mA
I
7
= 10 mA
V
Sat
175
150
125
200
mV
Push-pull output stage
Upper saturation voltage
Lower saturation voltage
Output current
ON state
OFF state
Pin 7–8
Pin 7
–V
Satu
V
Satl
1
V
V
0.3
t
≤
2 s
t
≤
2 s
–i
o
i
o
100
100
mA
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