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CS2001 Datasheet(PDF) 3 Page - ON Semiconductor

Part No. CS2001
Description  1.2 A Switching Regulator, and 5.0 V, 100 mA Linear Regulator with RESET
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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CS2001 Datasheet(HTML) 3 Page - ON Semiconductor

   
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CS2001
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ELECTRICAL CHARACTERISTICS (8.0 V
≤ VBAT ≤ 16 V, 8.0 V ≤ VER ≤ 25 V, 1.0 mA ≤ IV(OUT) ≤ 100 mA,
TTEST = –40°C to 125°C; unless otherwise specified.)
Characteristic
Test Conditions
Min
Typ
Max
Unit
Linear Regulator
Output Voltage
Output Driven from VBAT, VER = 25 V
Output Driven from VER, VBAT = 0 V
4.9
4.9
5.1
5.1
V
V
Regulator Bias Current (from VBAT)
IV(BAT) @ IV(OUT) = –100 mA,
SWSD = 4.0 V, VBAT = 16 V, VER = 25 V
T = –40
°C
T = 25
°C
T = 125
°C
8.0
7.0
6.0
mA
mA
mA
Regulator Bias Current (from VER)
IVER @ IV(OUT) = –100 mA,
SWSD = 4.0 V, VBAT = 0 V, VER = 25 V
T = –40
°C
T = 25
°C
T = 125
°C
11
9.0
8.0
mA
mA
mA
Dropout Voltage VBAT – VOUT
VER = 25 V, IV(OUT) = –100 mA (Probe Only)
1.5
V
Dropout Voltage VER – VOUT
VBAT = 0 V, IV(OUT) = –100 mA
1.5
V
Smart Switch Threshold
VBAT to VER
VER = 25 V, IV(OUT) = –50 mA
6.5
8.0
V
Smart Switch Threshold Hysteresis
VER = 25 V, IV(OUT) = –50 mA
0.5
1.0
V
VOUT Output Noise
VBAT = 16 V, VER = 25 V, IV(OUT) = – 1.0 mA,
C = 10
µF, ESR = 0.5 Ω
0.05
V
Line Regulation
0.025
V
Load Regulation
0.025
V
Output Current Limit
120
mA
Switching Regulator
VER = 25V, IV(OUT) = –1.0 mA
Switching Frequency
CPUMP 270 pF, RI(BIAS) = 30.1 kΩ
135
150
165
kHz
Pump Drive Current
∆IV(BAT) for 0 A ≤ IV(SW) ≤ 1.2 A
50
mA
Switch Saturation Voltage
IV(SW) = 1.2 A
1.6
V
Output Current Limit
1.2
2.4
A
VFB Regulation
1.238
1.27
1.303
V
VFB Input Current
VFB Above Short Low Detection Level
1.0
µA
VFB Input Shorted Low Detection
Level
200
250
300
mV
CPUMP Short Detection Threshold
200
250
300
mV
Maximum Duty Cycle
80
95
%
VSW Leakage Current
IV(SW) @ VSW = 50 V, SWSD = VOUT
100
µA
Voltage Tripler
VBAT = 16 V, IV(OUT) = –1.0 mA, CCHG = 1.5 mF
Output Voltage Clamp
VCHG – VER
VER = 8.0 V, IV(CHG) = –30 µA
VER = 12 V, IV(CHG) = –90 µA
6.25
6.25
8.0
8.0
13
13
V
V
Initial Charge Time
CCHG = 0.15 µF, VER = 8.0 V,
VCHG = 14.25 V
30
ms
Maximum Output Voltage Clamp
VCHG
25
32.5
40
V
Output Voltage Clamp VCHG
VER = 28 V, IV(CHG) = 0 µA
25
32.5
40
V
Short Circuit Path Current Limit VER
to VCHG
3.0
mA


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