U2352B Datasheet, PDF (5/8 Pages) TEMIC Semiconductors – PWM Power Control for DC Loads

Electrical Characteristics
V_S = 6 V, T_amb = 25_C, reference point Pin 6, unless otherwise specified
Parameters
Test Conditions / Pins Symbol Min.
Supply voltage limitation I_S = 5 mA
Pin 8
V_S
6.4
I_S = 20 mA
6.5
Current consumption
V_S = 6 V
Pin 8
I_S
Voltage monitoring
Switch-on threshold
Switch-off threshold
Pin 8
V_SON
5.2
Pin 8
V_SOFF
4.7
[ Oscillator
f_OSC [kHz]
55
C_OSC [nF] V_S [V]
Pin 1
Upper threshold (0.6 V_S)
Lower threshold (0.3 V_S)
Charge current
Discharge current
V_Tu
3.4
V_Tl
1.7
–I_ch
26
I_dis
26
Control voltage input
Input voltage range
Input current,
Offset voltage K₁
Window, current
measurement
Pin 2
V_I
0
0 V ≤ V₂ ≤ V₈ Pin 2
±I_i
Pin 2–1
Pin 2–1
±_{–VDOVf2fs}
260
Load current monitoring
Setpoint value input:
Input voltage range
Pin 3
V_I
0
Input current
0 V ≤ V₃ ≤ 6 V Pin 3
±I_i
Offset voltage K₂
Pin 4–3 ±V_Offs
Load current detection:
Voltage limitation
Voltage limitation
I₅ = 1 mA
Pin 5
V_L
I₅ = –1 mA
Pin 5
–V_L
Discharge current at POR
Pin 4
I_dis
1
Switch S₂
Pin 5–4
Residual voltage at closed
switch
V₄
V₄
V₄
V₄
=
=
=
=
0 V,
0.1 V,
0.3 V,
0.3 V,
I₅ =
I₅ =
I₅ =
I₅ =
50 mA
50 mA
50 mA
100 mA
V_Sat
Push-pull output stage
Pin 7
Upper saturation voltage I₇ = –2 mA
Pin 7–8 –V_Satu
Lower saturation voltage I₇ = 10 mA
Pin 7
V_Satl
Output current
ON state
OFF state
t ≤ 2 ms
t ≤ 2 ms
–i_o
100
i_o
100
U2352B
Typ.
Max.
Unit
6.8
7.2
V
6.9
7.3
2.7
3.5
mA
5.6
6.0
V
5.1
5.5
3.6
3.8
V
1.8
1.9
V
33
40
mA
33
40
mA
V₈
V
500
nA
15
mV
300
340
mV
6
V
500
nA
15
mV
2.3
V
0.7
mA
175
mV
150
125
200
1
V
0.3
V
mA
TELEFUNKEN Semiconductors
5 (8)
Rev. A1, 29-May-96