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 2.2V to 13V
● Internal Precision Voltage Reference 1.24V±1%
● Photo Coupler ( PC ) Drive Current 20mA max.
● Operating Current 350µA max.
● Bipolar Technology
● Package Outline MTP6
■ PIN CONFIGURATION
1 : A -INPUT
2 : GND
3 : B +INPUT
4 : V+
5 : PC
6 : A +INPUT
VREF(B)
1
2
3
6
5
4
VREF(A)
A
+
B
+
-
-
NJM2336
■ ABUSOLUTE MAXIMUM RATINGS (Ta=25°C)
PARAMETER SYMBOL RATINGS UNIT
Supply Voltage V+ +14 V
Differential Input Voltage VID ( Ach ) 14
( Bch ) 14 V
Power Dissipation PD 200 mW
PC Terminal Current IPC 20 mA
Operating Temperature Range Topr -40 to +85 °C
Storage Temperature Range Tstg -50 to +150 °C
■ RECOMMENDED OPERATING CONDITIONS
PARAMETER SYMBOL RATINGS UNIT
Operating Voltage Vopr 2.2 to 13 V
■ ELECTRICAL CHARACTERISTICS (V
+=5V, Ta=25°C)
PARAMETER SYMBOL CONDITIONS MIN. TYP. MAX. UNIT
Operating Current ICC I
PC=off - 220 350 µA
Leakage Current IPCLEAK V
+=VPC=13V - - 10 µA
Saturation Voltage VPC(SAT) I
PC=20mA - 0.5 0.7 V
[Ach]
PARAMETER SYMBOL CONDITIONS MIN. TYP. MAX. UNIT
A version 69 72 75 mV
B version 105 109 113 mV
Reference Voltage VREF(A)
C version 145 151 157 mV
Input Bias Current IB - 80 250 nA
Large Signal Voltage Gain AV - 80 - dB
Input Common Mode Voltage Range VICM - -0.2 to
3.0 - V
Common Mode Rejection Ratio CMR - 70 - dB
Supply Voltage Rejection Ratio SVR - 80 - dB
Slew Rate SR - 0.5 - V/µs
Gain Bandwidth Product GB f=10kHz - 0.8 - MHz
[Bch]
PARAMETER SYMBOL CONDITIONS MIN. TYP. MAX. UNIT
Reference Voltage VREF(B) 1227 1240 1253 mV
Input Bias Current IB - 80 250 nA
Large Signal Voltage Gain AV - 80 - dB
Input Common Mode Voltage Range VICM - 0.5 to 4.0 - V
Common Mode Rejection Ratio CMR - 70 - dB
Supply Voltage Rejection Ratio SVR - 80 - dB
Slew Rate SR - 0.5 - V/µs
Gain Bandwidth Product GB f=10kHz - 0.8 - MHz
NJM2336
■ APPLICATION1
■ APPLICATION2
R1+R2
OUTPUT = { VREF ( B ) + ( I L×
××
×RSC ) } ×
××
× −
−−
− ( I L ×
××
× RSC ) ( V )
R2
VREF
CURRENT LIMT = ( A )
RSC
VREF ( A)
CURRENT LIMT = ( A )
RSC
R1 +
++
+ R2
OUTPUT = VREF ( B ) ×
××
× ( V )
R2
CONTROL IC
PC B atte ry
PC
NJM2336A/B/C
RSC
+
++
+
VI
R1
R2
−
−−
−
+
++
+ +
++
+
−
−−
−
VREF(B)
5
1
6
2
3
4
AB
VREF(A)
RFB
CONTROL IC
P C
−
−−
−
+
++
+ +
++
+
−
−−
−
VREF(B)
Battery
P C
NJM2336A/B/C
5
1
6
2
3
4
AB
RSC
+
++
+
VI
R1
R2
VREF(A)
RFB
NJM2336
■ APPLICATION3
R1+R2
OUTPUT = VREF ( B ) ×
××
× −
−−
− ( IL×
××
×RSC ) ( V )
R2
VREF ( A )
CURRENT LIMT = ( A )
RSC
CONTROL IC
PC Battery
PC
NJM2336A/B/C
RSC
+
++
+
VI
R1
R2
−
−−
−
+
++
+ +
++
+
−
−−
−
VREF(B)
5
1
6
2
3
4
AB
VREF(A)
RFB
NJM2336
■ TYPICAL CHARACTERISTICS
Ach Voltage Gain , Phase vs. Frequency
Characteristic
( V+=5V ,Ta=25°C )
-50
-30
-10
10
30
50
100 1,000 10,000 100,000 1,000,000 10,000,000
Frequency Hz
Voltage Gain dB
-225
-180
-135
-90
-45
0
45
90
135
180
225
VoltagePhase (deg)
dB
Phase
Bch Voltage Gain , Phase vs. Frequency Characteristic
( V+=5 V ,Ta=25 °C )
-50
-40
-30
-20
-10
0
10
20
30
40
50
100 1,000 10,000 100,000 1,000,000 10,000,000
Frequency Hz
Voltage Gain dB
-225
-180
-135
-90
-45
0
45
90
135
180
225
VoltagePhase (deg)
dB
Phase
Supply Current(Icc) vs. Supply Voltage(Vcc)
0
50
100
150
200
250
300
0246 8101214
Vcc (V)
Icc (uA)
Supply Current(Icc) vs. Temperature
0
50
100
150
200
250
300
-25 -5 15355575
Ambient Temperature (°C)
Ic c ( u A )
Vcc=13V
Vcc=5V
INPUT BIAS CURRENT
0
10
20
30
40
50
60
70
-25 -5 15355575
Ambient Temperature (°C)
Input Bias Current nA
Ach
Bch
NJM2336
VOLTAGE REFERENCE
(A Version)
68
69
70
71
72
73
74
-25 25 75
Ambient Temperature (°C)
Vref (A) mV
VOLTAGE REFERENCE
(B Version)
105
106
107
108
109
110
111
112
-25 25 75
Ambient Temperature (°C)
Vref ( A ) mV
SATURATION VOLTAGE vs. OUTPUT CURRENT
(Ach.)
0.0
0.2
0.4
0.6
0.8
1.0
050100 150 200
Output Current (mA)
Saturation Voltage (V)
SATURATION VOLTAGE vs. OUTPUT CURRENT
(Bch)
0.0
0.2
0.4
0.6
0.8
1.0
050100 150 200
Output Current (mA)
Saturation Voltage (V)
VOLTAGE REFERENCE
(C Version)
147
148
149
150
151
152
153
154
-25 25 75
Ambient Temperature(°C)
Vref ( A ) mV
NJM2336
The specifications on this data book are only given for
information, without any guarantee as regards eithe
r
mistakes or omissions. The application circuit in this dat
a
b
ook are described only to show representative usages o
f
the product and not intended for the guarantee o
r
permission of any right including the industrial rights.
Amp.Gain vs. Ambient Temperature
( Ac h )
60
70
80
90
100
110
120
-25 -5 15355575
Ambient Temperature (°C)
dB
AV
SVR+
SVR-
CMR
Amp.Gain vs. Ambient Temperature
( Bch )
60
70
80
90
100
110
120
-25 -5 15355575
Ambient Temperature (°C)
dB
AV
SVR+
SVR-
CMR
Input C o m m o n M od e V oltag e Range vs .
Ambient Temperature (Ach)
Vcc=5V
-1.0
0.0
1.0
2.0
3.0
4.0
5.0
-25 25 75
Ambient Temperature (°C)
Vicm V
VIC M-
VIC M+
Input C o m m o n M o d e V o lta ge Ran ge v s.
Ambient Temperature (Bch)
Vcc=5V
-1.0
0.0
1.0
2.0
3.0
4.0
5.0
-25 25 75
Ambient Temperature (°C)
Vicm V
\
VIC M-
VIC M+
