NCP3335A
http://onsemi.com
13
ELECTRICAL CHARACTERISTICS – Adjustable (V
out
= 1.25 V typical, V
in
= 2.9 V, T
A
= −40°C to +85°C, unless otherwise noted,
Note 25)
Characteristic Symbol Min Typ Max Unit
Reference Voltage (Accuracy)
V
in
= 2.9 V to V
out
+ 4.0 V, I
load
= 0.1 mA to 500 mA, T
A
= 25°C
V
ref
−0.9%
1.239
1.25 +0.9%
1.261
V
Reference Voltage (Accuracy)
V
in
= 2.9 V to V
out
+ 4.0 V, I
load
= 0.1 mA to 500 mA, T
A
= 0°C to +85°C
V
ref
−1.4%
1.233
1.25 +1.4%
1.268
V
Reference Voltage (Accuracy) (Note 26)
V
in
= 2.9 V to V
out
+ 4.0 V, I
load
= 0.1 mA to 500 mA, T
A
= −40°C to +125°C
V
ref
−1.5%
1.231
1.25 +1.5%
1.269
V
Line Regulation
V
in
= 2.9 V to 12 V, I
load
= 0.1 mA
Line
Reg
0.04 mV/V
Load Regulation
V
in
= 2.9 V, I
load
= 0.1 mA to 500 mA
Load
Reg
0.04 mV/mA
Dropout Voltage (See App Note), V
out
= 2.5 V to 10 V
I
load
= 500 mA (Note 27)
I
load
= 300 mA
I
load
= 50 mA
I
load
= 0.1 mA
V
DO
340
230
110
10
mV
Peak Output Current (Note 27) (See Figure 16) Ipk 500 700 860 mA
Short Output Current (See Figure 16) V
out
≤ 3.3 V
V
out
> 3.3 V
I
sc
900
990
mA
Thermal Shutdown T
J
160 °C
Ground Current
In Regulation
I
load
= 500 mA (Note 27)
I
load
= 300 mA (Note 27)
I
load
= 50 mA
I
load
= 0.1 mA
In Dropout
V
in
= V
out
−0.1 V or 2.2 V (whichever is higher), I
load
= 0.1 mA
In Shutdown
S
D
= 0 V
I
GND
I
GNDsh
9.0
4.6
0.8
−
−
0.07
14
7.5
2.5
190
500
1.0
mA
mA
mA
mA
Output Noise
C
nr
= 0 nF, I
load
= 500 mA, f = 10 Hz to 100 kHz, C
out
= 10 mF
C
nr
= 10 nF, I
load
= 500 mA, f = 10 Hz to 100 kHz, C
out
= 10 mF
V
noise
38
26
mVrms
mVrms
Shutdown
Threshold Voltage ON
Threshold Voltage OFF
2.0
0.4
V
V
S
D
Input Current, V
SD
= 0 V to 0.4 V or V
SD
= 2.0 V to V
in
V
in
≤ 5.4 V
V
in
> 5.4 V
I
SD
0.07 1.0
5.0
mA
Output Current In Shutdown Mode, V
out
= 0 V I
OSD
0.07 1.0
mA
Reverse Bias Protection, Current Flowing from the Output Pin to GND
(V
in
= 0 V, V
out_forced
= V
out
(nom) ≤ 7 V) (Note 28)
I
OUTR
1.0
mA
25.Performance guaranteed over the operating temperature range by design and/or characterization, production tested at T
J
= T
A
= 25°C. Low
duty cycle pulse techniques are used during testing to maintain the junction temperature as close to ambient as possible.
26.For output current capability for T
A
< 0°C, please refer to Figures 18 to 22.
27.T
A
must be greater than 0°C.
28.Reverse bias protection feature valid only if V
out
− V
in
≤ 7 V.
