NJM2336
Battery Charger IC
■
GENERAL DESCRIPTION
The NJM2336 is a voltage and current control IC which
contains precision voltage reference.
It is suitable for battery charger, second controller of
switching regulator systems, and other battery systems.
■
PACKAGE OUTLINE
NJM2336AF/BF/CF
■
FEATURES
●
Operating Voltage
●
Internal Precision Voltage Reference
●
Photo Coupler ( PC ) Drive Current
●
Operating Current
●
Bipolar Technology
●
Package Outline
■
PIN CONFIGURATION
V
REF(A)
2.2V to
13V
1.24V±1%
20mA max.
350µA max.
MTP6
1
2
3
V
REF(B)
-
A
+
6
5
1
: A -INPUT
2 : GND
3 : B +INPUT
4 : V
+
5 : PC
6 : A +INPUT
+
-
B
4
NJM2336
■
ABUSOLUTE MAXIMUM RATINGS
PARAMETER
Supply Voltage
Differential Input Voltage
Power Dissipation
PC Terminal Current
Operating Temperature Range
Storage Temperature Range
SYMBOL
V
+
V
ID
P
D
I
PC
Topr
Tstg
RATINGS
+14
( Ach )
14
( Bch )
14
200
20
-40 to +85
-50 to +150
(Ta=25°C)
UNIT
V
V
mW
mA
°C
°C
■
RECOMMENDED OPERATING CONDITIONS
PARAMETER
Operating Voltage
SYMBOL
Vopr
RATINGS
2.2 to
13
UNIT
V
■
ELECTRICAL CHARACTERISTICS
PARAMETER
Operating Current
Leakage Current
Saturation Voltage
[Ach]
PARAMETER
Reference Voltage
Input Bias Current
Large Signal Voltage Gain
Input Common Mode Voltage Range
Common Mode Rejection Ratio
Supply Voltage Rejection Ratio
Slew Rate
Gain Bandwidth Product
[Bch]
PARAMETER
Reference Voltage
Input Bias Current
Large Signal Voltage Gain
Input Common Mode Voltage Range
Common Mode Rejection Ratio
Supply Voltage Rejection Ratio
Slew Rate
Gain Bandwidth Product
SYMBOL
V
REF(B)
I
B
A
V
V
ICM
CMR
SVR
SR
GB
CONDITIONS
MIN.
1227
-
-
-
-
-
-
-
TYP.
1240
80
80
0.5 to 4.0
70
80
0.5
0.8
SYMBOL
V
REF(A)
I
B
A
V
V
ICM
CMR
SVR
SR
GB
CONDITIONS
A version
B version
C version
MIN.
69
105
145
-
-
-
-
-
-
-
TYP.
72
109
151
80
80
-0.2 to
3.0
70
80
0.5
0.8
SYMBOL
I
CC
I
PCLEAK
V
PC(SAT)
CONDITIONS
I
PC
=off
V
+
=V
PC
=13V
I
PC
=20mA
MIN.
-
-
-
TYP.
220
-
0.5
(V
+
=5V, Ta=25°C)
MAX.
350
10
0.7
MAX.
75
113
157
250
-
-
-
-
-
-
MAX.
1253
250
-
-
-
-
-
-
UNIT
µA
µA
V
UNIT
mV
mV
mV
nA
dB
V
dB
dB
V/µs
MHz
UNIT
mV
nA
dB
V
dB
dB
V/µs
MHz
f=10kHz
f=10kHz
NJM2336
■
APPLICATION1
+
PC
R1
V
I
CONTROL IC
1
PC
6
4
5
−
+
A
NJM2336A/B/C
B
+
−
3
V
REF(A)
Battery
R
FB
R
SC
2
V
REF(B)
R2
OUTPUT = V
REF
(B )
×
R1
+
R2
(V )
R2
V
REF(A)
R
SC
( A)
CURRENT LIMT =
■
APPLICATION2
+
PC
R1
V
I
CONTROL IC
4
1
6
−
V
REF(A)
A
+
5
NJM2336A/B/C
+
B
−
3
PC
Battery
R2
R
SC
V
REF(B)
R
FB
2
R1+R2
OUTPUT = { V
REF ( B
)
+ ( I
L
×
R
SC
) }
×
R2
V
REF
−
( I
L
×
R
SC
) ( V )
CURRENT LIMT =
R
SC
(A )
NJM2336
■
APPLICATION3
+
PC
R1
V
I
CONTROL IC
4
1
6
R
FB
−
V
REF(A)
A
+
5
NJM2336A/B/C
+
−
R2
R
SC
3
PC
B
Battery
V
REF(B)
2
R1+R2
OUTPUT
=
V
REF ( B )
R2
V
REF
CURRENT LIMT =
R
SC
(A )
× −
( I
L
×
R
SC
) ( V )
(A )
NJM2336
■
TYPICAL CHARACTERISTICS
A c h V o ltag e G ain , P has e vs. F re que ncy
C haracte ristic
( V+=5 V ,Ta =2 5 °C )
Bc h Voltage Gain , Phase vs. Frequenc y C harac teristic
( V+=5V ,Ta =2 5°C )
50
dB
20
10
0
-10
-20
-30
-40
-50
100
1,000
10
-10
-30
-50
100
1,000
P has e
90
45
0
-45
-90
-135
-180
-225
P h a se
10,000
100,000
1,000,000
10,000,000
10,000
100,000
1,000,000
10,000,000
Frequenc y Hz
Frequenc y Hz
S u p p ly C u rren t(Icc) vs. S u p p ly V o lta g e(V cc)
Su p p ly C u r r e n t(Ic c ) v s . Te m p e r a tu r e
300
250
200
V c c =13V
300
250
200
Icc (uA)
Ic c (uA )
1
50
1
00
50
0
0
2
4
6
8
1
0
1
2
1
4
150
100
50
0
-25
-5
V c c =5V
15
35
55
75
V c c (V )
A mbient Temperature (°C)
INPUT BIAS CURRENT
70
60
Input B ias Current nA
Ach
50
40
30
20
1
0
0
-2 5
-5
1
5
35
55
75
Bch
A m bient Tem perature (°C)
V oltageP hase (deg)
Voltage Gain dB
30
225
180
135
90
45
0
-45
-90
-135
-180
-225
50
40
dB
225
180
135
VoltagePhase (deg)
30
V oltage Gain dB