LM2575S-12/NOPB National Semiconductor, LM2575S-12/NOPB Datasheet - Page 7

• Manufacturer Part Number: LM2575S-12/NOPB
• Description: IC REG SIMPLE SWITCHER TO-263-5
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2575S-12/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 12V
• Current - Output: 1A
• Frequency - Switching: 52kHz
• Voltage - Input: 4 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (5 leads + tab)
• Primary Input Voltage: 25V
• No. Of Outputs: 1
• Output Voltage: 12V
• Output Current: 1A
• No. Of Pins: 5
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 3 - 168 Hours
• Supply Voltage Range: 4V To 40V
• Rohs Compliant: Yes
• Filter Terminals: SMD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: *LM2575S-12; *LM2575S-12/NOPB; LM2575S-12

SYSTEM PARAMETERS (Note 4) Test Circuit Figure 2
V
V
V
η
DEVICE PARAMETERS
I
f
V
DC
I
I
I
I
b
O
CL
L
Q
STBY
Symbol
Symbol
OUT
OUT
OUT
SAT
LM1575-ADJ, LM2575-ADJ, LM2575HV-ADJ
Electrical Characteristics
Specifications with standard type face are for T
Range.
All Output Voltage Versions
Electrical Characteristics
Specifications with standard type face are for T
Range. Unless otherwise specified, V
30V for the 15V version. I
Feedback Voltage
Feedback Voltage
LM1575/LM2575
Feedback Voltage
LM2575HV
Efficiency
Feedback Bias Current
Oscillator Frequency
Saturation Voltage
Max Duty Cycle (ON)
Current Limit
Output Leakage
Current
Quiescent Current
Standby Quiescent
Current
Parameter
Parameter
LOAD
= 200 mA.
V
V
Circuit of Figure 2
0.2A
8V
V
0.2A
8V
V
V
V
(Note 13)
I
(Note 6)
Peak Current (Notes 5, 13)
(Notes 7, 8)
(Note 7)
ON /OFF Pin = 5V (OFF)
OUT
IN
OUT
OUT
OUT
IN
OUT
IN
≤
≤
= 12V, I
= 12V, I
= 1A (Note 5)
≤
≤
= 12V for the 3.3V, 5V, and Adjustable version, V
= 5V
V
= 5V, Circuit of Figure 2
V
= 5V, Circuit of Figure 2
= 5V (Adjustable Version Only)
IN
IN
I
I
LOAD
LOAD
≤
≤
40V
60V
LOAD
LOAD
J
J
= 25°C, and those with boldface type apply over full Operating Temperature
Conditions
≤
≤
= 25°C, and those with boldface type apply over full Operating Temperature
1A,
1A,
= 0.2A
= 1A, V
Conditions
Output = 0V
Output = −1V
Output = −1V
OUT
= 5V
7
1.230
1.230
1.230
Typ
77
Typ
0.9
2.2
7.5
50
52
98
50
5
LM1575-ADJ
1.205/1.193
1.255/1.267
1.205/1.193
1.261/1.273
(Note 2)
LM1575-XX
IN
1.217
1.243
Limit
(Note 2)
100/500
200/500
1.2/1.4
1.7/1.3
3.0/3.2
= 25V for the 12V version, and V
47/43
58/62
10/12
Limit
93
30
2
LM2575HV-ADJ
LM2575HV-XX
LM2575-ADJ
1.193/1.180
1.267/1.280
1.193/1.180
1.273/1.286
LM2575-XX
(Note 3)
(Note 3)
100/500
1.217
1.243
1.2/1.4
1.7/1.3
3.0/3.2
Limit
47/42
58/63
Limit
200
93
30
10
2
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kHz(Max)
mA(Max)
mA(Max)
mA(Max)
kHz(Min)
μA(Max)
(Limits)
(Limits)
V(Max)
A(Max)
V(Max)
V(Max)
V(Max)
%(Min)
A(Min)
V(Min)
V(Min)
V(Min)
Units
Units
kHz
mA
mA
IN
nA
μA
%
%
V
A
V
V
V
=