om1323 Datasheet, PDF (3/4 Pages) List of Unclassifed Manufacturers – 1.5 AMP NEGATIVE ADJUSTABLE VOLTAGE REGULATOR APPROVED TO DESC DRAWING 7703404

OM1323NTM, OM1323STM, OM1323NKM, OM1323SMM, OM1323NMM, OM1323N2M
ELECTRICAL CHARACTERISTICS -55°C ≤ T_A ≤ 125°C, I_L = 8mA (unless otherwise specified)
OM1323N2M
Parameter
Symbol
Test Conditions
Min.
Max.
Unit
Reference Voltage
V_REF
V_DIFF = 3.0V, T_A = 25°C
-1.275
-1.225
V_DIFF  = 3.0V
•
-1.30
-1.20
V
V_DIFF  = 40V, T_A = 25°C
-1.275
-1.225
V_DIFF  = 40V
•
-1.30
-1.20
V
V_DIFF  = 50V, T_A = 25°C
V_DIFF  = 50V
-1.275
•
-1.30
-1.225
-1.20
Line Regulation
R_LINE
3.0 V ≤ V_DIFF  ≤ 40V, T_A = 25°C
-10
10
(Note 1)
•
-25
25
mV
Load Regulation
R_LOAD
V_DIFF  = 5.0V, 8mA ≤ I_L ≤ 100mA
•
-25
25
(Note 1)
T_A = 25°C
mV
V_DIFF  = 5V, 8mA ≤ I_L ≤ 500 mA, T_A = 25°C
-31
31
•
-50
50
Thermal Regulation
V_RTH
V_in = -16.25V, I_L = 330 mA
-2
2
mV
P_d = 5 Watts, t = 10 ms, T_A = 25°C
Ripple Rejection
R_N
f = 120 Hz, V_out = V_ref
•
66
dB
(Note 2)
C_Adj = 10 µF
Adjustment Pin Current
I_Adj
V_DIFF  = 3.0V
•
100
V_DIFF  = 40V
•
100
µA
V_DIFF  ≤ 50V
•
100
µA
Adjustment Pin
∆I_Adj
V_DIFF  = 5V, 8mA ≤ I_L ≤ 200 mA
•
-5
5
Current Change
3 V ≤ V_DIFF  ≤ 50V
•
-6
6
µA
Miminum Load Current
I_Lmin
V_DIFF  = 3.0V, V_out = -1.4V (forced)
•
3.0
V_DIFF  = 10V, V_out = -1.4V (forced)
•
3.0
mA
V_DIFF  = 40V, V_out = -1.4V (forced)
•
5.0
V_DIFF  = 50V, V_out = -1.4V (forced)
•
5.0
Current Limit
I_CL
V_DIFF  ≤ 5V
•
0.5
1.8
(Note 2)
V_DIFF  = 50V, T_A = 25°C
0.1
0.65
A
Notes: Please see previous page.
TYPICAL APPLICATIONS
C_IN*
I_PROG
+
1.0µF
R₂
R₁
120Ω
C_O**
+
1.0µF
I_Adj
V_IN
V_OUT
-V_IN
OM1323STM
-V_OUT
* C_in is required if regulator is located more than
4 inches from power supply filter. A 1 µF solid
tantalum or 10 µF aluminum electrolytic is
recommended.
** C_o is necessary for stability. A 1 µF solid
tantalum or 10 µF aluminum electrolytic is
recommended.
V_out = -1.25 V (1 +R₂)
R₁
3.5
3.5 - 15